US Pat. No. 9,152,072

IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. An image forming apparatus comprising:
an endless belt having a surface on which a first image and a second image are sequentially formed in a superposed manner,
the first image and the second image having different colors, the belt conveying the first image and the second image in a
conveying direction;

a drive roller that supports the belt and drives the belt in the conveying direction;
a tension roller that supports the belt on a downstream side of the drive roller in the conveying direction so as to stretch
the belt together with the drive roller;

a first image forming unit that is disposed to face the surface of the belt at a first position on an upstream side of the
tension roller in the conveying direction and forms the first image;

a second image forming unit that is disposed to face the surface of the belt at a second position on an upstream side of the
first image forming unit in the conveying direction and forms the second image; and

a controller that obtains first image data for forming the first image and second image data for forming the second image,
corrects the obtained first and second image data so as to compensate a distortion of the second image occurring during conveyance
of the second image from the second position to the first position, and causes the first and second image forming units to
form the first and second images based on the corrected first and second image data.

US Pat. No. 9,070,082

IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM USING RESTRICTION INFORMATION

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
a job receiving part that is configured to receive a job for image formation, the job including image data;
an image printing part that is configured to perform an image print process based on the image data of the job received by
the job receiving part;

a restriction information holding part that is configured to hold restriction information to restrict the image print process;
and

a restriction information judging part that is configured to execute an analyzing/judging process in which whether or not
the image print process is allowed is determined by analyzing whether or not specific information corresponding to the restriction
information is contained in the image date of the job based on the restriction information held in the restriction information
holding part, wherein

after update of the restriction information, the image generating part judges whether or not the job which is being processed
has completed the analyzing/judging process before the update,

if the analyzing/judging process has been completed, the restriction information judging part executes the analyzing/judging
process only for the restriction information that was updated.

US Pat. No. 9,280,733

IMAGE INTERPOLATING UNIT, PROGRAM PRODUCT, AND READING APPARATUS THAT INSERTS AN INTERPOLATED PIXEL VALUE IN A LOST PIXEL POSITION BASED ON EDGE AMOUNTS OF REFERENCE PIXELS AND TOTAL OF DIFFERENCES BETWEEN PIXEL VALUES

Oki Data Corporation, To...

1. An image interpolating unit configured to perform interpolation of a lost pixel, the lost pixel being located at a region
in which a plurality of contact image sensors are coupled, and the contact image sensors each being provided with a plurality
of image reading elements that are arrayed in line, the image interpolating unit comprising:
a first interpolation pixel generator configured to generate, based on linear interpolation, a first pixel value on the lost
pixel;

a second interpolation pixel generator configured to detect, based on a difference total value, reference pixels of the lost
pixel, and generate, based on the reference pixels, a second pixel value on the lost pixel, the difference total value being
a total of differences between pixel values corresponding to pixels in a pixel group that is centered around the lost pixel
and pixel values corresponding to pixels in respective pixel groups that are centered around a single pixel around the lost
pixel;

a reference pixel edge amount calculator configured to calculate edge amounts of the reference pixels; and
an interpolator configured to insert, as an interpolation pixel value, one of the first pixel value and the second pixel value
into a position corresponding to the lost pixel, based on the edge amounts of the reference pixels and a difference total
value, the difference total value being a total of differences between pixel values corresponding to pixels in a pixel group
that is centered around the reference pixels and the pixel values corresponding to the pixels in the pixel group that is centered
around the lost pixel.

US Pat. No. 9,122,181

TONER FOR DEVELOPING AN ELECTROSTATIC CHARGE IMAGE AND TONER CARTRIDGE CONTAINING THE TONER

Oki Data Corporation, To...

1. A toner for developing an electrostatic charge image, comprising:
toner particles obtained by dissolving or dispersing a binder resin and an additive that is substantially free of colorants
in an organic solvent to prepare an oil phase component, and dispersing and granulating the oil phase component in an aqueous
medium containing an inorganic dispersant dispersed therein,

wherein the binder resin is a polyester resin obtained from an alcohol component, a carboxylic acid component, and a long-chain
alkyl group represented by formula (1), the long chain alkyl group being present in a mole percent ranging from 6.5 to 7.5
mol % based on total number of moles of the alcohol component, the carboxylic acid component, and the long-chain alkyl group,
and the polyester resin having an acid value of from 4.9 to 7.0 mgKOH/g:


US Pat. No. 9,090,094

DRIVING CIRCUIT AND APPARATUS, AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A driving circuit for receiving a first power source potential and a second power source potential and driving a driven
element, the driving circuit comprising:
a reference voltage generating circuit for generating a reference voltage; and
a driver circuit for receiving the reference voltage and driving the driven element at a level responsive to the reference
voltage; wherein

the reference voltage generating circuit includes
a regulating circuit for generating a first voltage,
a temperature compensation circuit for receiving the second power source potential and the first voltage and generating a
second voltage as a temperature-compensated voltage on the basis of the first voltage and a temperature of the temperature
compensation circuit, and

a voltage amplifying circuit including the temperature compensation circuit, the voltage amplifying circuit receiving the
first and second power source potentials, generating the reference voltage that is proportional to the second voltage output
from the temperature compensation circuit, and supplying the reference voltage to the driver circuit, wherein

the temperature compensation circuit further comprises:
a sixth transistor having a first terminal for receiving the first voltage output from the regulating circuit, a second terminal,
and a third terminal, and

a seventh resistor having one terminal connected to the second terminal of the sixth transistor and another terminal for receiving
the second power source potential, the sixth transistor and the seventh resistor forming an emitter follower circuit; and

the voltage amplifying circuit further comprises a current mirror connected to the third terminal of the sixth transistor,
the current mirror receiving the first power source potential and outputting the reference voltage.

US Pat. No. 9,069,325

IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
an apparatus main body;
a image forming unit that forms a developer image, the image forming unit comprising a first unit, a second unit detachably
mounted to the apparatus main body, and a third unit;

a first mechanism that causes the second unit to move relatively toward and away from the first unit in only a substantially
vertical direction;

a moving member that moves the first mechanism; and
a second mechanism that causes the third unit to move relatively toward and away from the second unit in only the substantially
vertical direction in conjunction with a movement of the first mechanism.

US Pat. No. 9,382,081

IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus comprising:
a medium container that contains media;
a sheet feeding controller that feeds the media one sheet by one sheet, which is contained in the medium container;
a detection part that detects a remaining amount of the media contained in the medium container;
a searching part that searches for another medium container that contains media that is the same kind as the media contained
in the medium container, wherein

the sheet feeding controller, when the detection part detects that the remaining amount of the media contained in the medium
container has reached a predetermined amount, feeds one of the media, which is contained in the another medium container that
is found by the searching part, to a predetermined position, wherein

the predetermined amount of the media is greater than zero, and
the media that have been carried to the predetermined position is supplied to an image forming part when the remaining amount
of the media reaches zero.

US Pat. No. 9,411,297

IMAGE FORMATION APPARATUS HAVING GREATER DIFFERENTIAL VOLTAGE FOR LAST STATION IN A PRINT CONVEYANCE DIRECTION

Oki Data Corporation, To...

1. An image formation apparatus comprising:
development devices placed on a one-to-one basis in stations arranged side by side, and configured to sequentially start development
in an order according to an arrangement order of the stations in a conveyance direction of a medium, wherein the stations
include a first station and a second station, the second station provided upstream of the first station with respect to the
conveyance direction; and

a power supply unit, wherein
each of the development devices comprises
a development unit,
a supply unit configured to supply a developer to the development unit, and
a regulation member configured to regulate an amount of the developer adhering on the development unit,
wherein
an order of the development devices, in the conveyance direction, is changeable on a one-to-one basis in the stations, and
the power supply unit applies voltages to each regulation member and each supply unit, wherein the power supply unit sets
a differential voltage of a first development device among the development devices based on the order of the development devices
such that the first development device has a greater differential voltage when the first development device is placed in the
first station than when the first development device is placed in the second station upstream of the first station, where
the differential voltage denotes a voltage obtained by subtracting an absolute value of a voltage of the supply unit from
an absolute value of a voltage of the regulation member.

US Pat. No. 9,342,018

IMAGE FORMING APPARATUS WITH AUTOMATIC SIZE DETERMINATION

Oki Data Corporation, To...

1. An image forming apparatus comprising:
a medium storing portion storing a recording medium;
a storage unit that stores first size information indicating a size of the recording medium stored in the medium storage portion;
a receiving unit that receives print data from an external device, the print data containing image data and second size information
indicating a size relating to the image data;

a feeding unit that feeds the recording medium from the medium storage portion;
an image forming unit that forms an image on the recording medium fed by the feeding unit;
a detection unit that detects a size of the recording medium fed by the feeding unit to obtain third size information;
a first determining unit that determines whether the first size information stored in the storage unit corresponds to the
second size information contained in the print data;

a second determining unit that determines whether the third size information obtained using the detection unit corresponds
to the second size information contained in the print data;

an acquiring unit that acquires determination instruction information; and
a determination control unit configured to control the first determining unit and the second determining unit according to
the determination instruction information acquired by the acquiring unit, including

in one operation mode, to cause the second determining unit to perform determination without causing the first determining
unit to perform determination, and

in another operation mode, to cause both the first determining unit and the second determining unit to perform determination.

US Pat. No. 9,104,158

IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. An image formation apparatus comprising:
an image carrier on which a developer image is to be formed;
an image transfer device configured to transfer the developer image formed on the image carrier to a medium at an image transfer
position;

a controller configured to control drive of the image carrier and the image transfer device;
a first medium feeder including a feed roller configured to feed the medium to the image transfer position along a medium
conveyance path extending from the first medium feeder to the image transfer position; and

a medium detector provided between the feed roller and the image transfer position in the medium conveyance path,
wherein the controller is configured to control the drive of the image carrier on the basis of a medium-detection result by
the medium detector, and

wherein the controller does not start driving the image carrier until the medium reaches at a predetermined position within
a zone that allows transfer of the developer image to the medium to be performed at the image transfer position in time,

wherein the first medium feeder is a medium cassette provided upstream of a primary medium feeder along the medium conveyance
path, and

wherein the medium detector is provided in the first medium feeder.

US Pat. No. 9,291,964

IMAGE FORMATION APPARATUS THAT DETERMINES WHETHER MOTOR DRIVING FORCE IS BEING TRANSMITTED TO FIXING UNIT

Oki Data Corporation, To...

1. An image formation apparatus, comprising:
a fixing unit configured to heat a medium while moving the medium to fix a developer image on the medium;
a motor configured to provide the fixing unit with a driving force to be used to move the medium;
a controller configured to determine whether the driving force provided by the motor is being transmitted to the fixing unit;
a power supply configured to switch between a first mode in which electric power is supplied to the controller and a second
mode in which no electric power or less electric power than that of the first mode is supplied to the controller; and

a sub-controller configured to be supplied with electric power from the power supply during the second mode and detect whether
the fixing unit is detached,

wherein if the sub-controller detects a detachment of the fixing unit during the second mode, the controller determines whether
the driving force provided by the motor is being transmitted to the fixing unit after the power supply is switched from the
second mode to the first mode.

US Pat. No. 9,465,344

IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. An image formation apparatus comprising:
a conveyance unit provided to convey a long medium provided with conveyance indexes at a predetermined conveyance index spacing;
a print unit provided to perform printing on the medium;
a cutter unit provided to cut the medium;
an index detector provided to detect the conveyance indexes;
a print controller configured to drive the print unit to perform printing in response to a detection of the conveyance indexes;
a cut controller configured to cause the cutter unit to cut the medium in response to the detection of the conveyance indexes;
and

a conveyance controller configured to form a slack in the medium by driving the conveyance unit,
wherein the print controller is configured to, during a period from reception of a cut request of the medium to a completion
of the cut of the medium, set a virtual conveyance index in response to the cut request and perform a cutting operation by
the cut controller based on the virtual conveyance index.

US Pat. No. 9,367,780

IMAGE FORMING SYSTEM AND INFORMATION PROCESSOR THAT PERFORM PRINTING BASED ON DELEGATION TO USERS WHO DID NOT EXECUTE PRINTING

Oki Data Corporation, To...

1. An image forming system in which an information processor and an image forming device are transmissibly connected, wherein
the information processor comprises:
a first memory that pre-stores user identification information,
an input part that accepts an entry of delegation destination identification information indicating a delegation destination
of an image formation output,

a data creation part that
creates transmission data including the delegation destination identification information as first authentication information
if print output delegation is set and if the entry of the delegation destination identification information is accepted by
the input part,

creates transmission data including the user identification information stored in the first memory as first authentication
information if the print output delegation is set but if the entry of the delegation destination identification information
is not accepted by the input part, and

creates transmission data including the user identification information stored in the first memory as first authentication
imformation if the print output delegation is not set, and

a transmission part that sends the transmission data created by the data creation part to the image forming device; and
the image forming device comprises:
a reception part that receives the transmission data,
an authentication part that performs authentication using the first authentication information included in the transmission
data received by the reception part, and that permits image formation based upon the transmission data received by the reception
part if the authentication is successful,

an image forming part that forms an image on a recording medium based upon the transmission data permitted by the authentication
part,

a second memory that stores correspondence information in which second authentication information corresponds to first identification
information, and

an acquisition part that acquires the first identification information, and
the authentication part refers to the correspondence information stored in the second memory, specifies the second authentication
information corresponding to the first identification information acquired by the acquisition part, and determines the authentication
as successful if the specified second authentication information corresponds to the first authentication information included
in the transmission data received by the reception part.

US Pat. No. 9,280,088

DEVELOPER CONTAINER, IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A developer container comprising:
a developer containing part that has an cylindrical hollow shape inside and contains developer therein; and
an agitation member that is elastic and rotatably provided inside the developer containing part, rotating around a rotation
axis that is a center of the cylindrical hollow shape, having at least a side edge extending substantially orthogonal to the
rotation axis, wherein

the developer containing part has a side wall part on one end thereof in a direction of the rotation axis of the agitation
member, the side wall part extending to correspond to the side edge of the agitation member and the agitation member scraping
a surface of the side wall part while the agitation member rotates,

the side wall part has a projection part that projects toward inside of the developer containing part so that the side edge
of the agitation member is elastically deformed by the projection part when passing over the projection part.

US Pat. No. 9,154,663

COMMUNICATION DEVICE AND METHOD FOR DECODING IMAGE DATA

Oki Data Corporation, To...

7. A facsimile communication method comprising:
receiving, by an interface unit, a signal including bit 79 of a DCS command defined in ITU-T recommendation T.30, the bit 79 of the DCS command indicating a parameter related to a first stripe size value;

receiving, by the interface unit coded image data including a second stripe size value after receiving the signal;
deciding, by a decoder, that the parameter and the second stripe size value are mutually inconsistent when the parameter is
a value ‘0’ and the second stripe value is different from a value ‘128’; and

decoding, by the decoder, the coded image data according to the second stripe size value, even when the parameter and the
second stripe size value are mutually inconsistent.

US Pat. No. 9,178,115

SEMICONDUCTOR LIGHT EMITTING APPARATUS, IMAGE DISPLAYING APPARATUS, MOBILE TERMINAL, HEAD-UP DISPLAY APPARATUS, IMAGE PROJECTOR, HEAD-MOUNTED DISPLAY APPARATUS, AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A semiconductor light emitting apparatus, comprising:
a substrate;
a plurality of first electrode wirings formed on a surface of the substrate;
at least one second electrode wiring formed on the surface of the substrate; and
a light emitting section connected between a corresponding one of the plurality of first electrode wirings and the at least
one second electrode wiring, the light emitting section including a plurality of light emitting elements connected in series,

wherein each of the plurality of light emitting elements includes a first electrode and a second electrode;
wherein the light emitting section includes:
a first connection that connects between the first electrode wiring and the first electrode of a light emitting element at
the most upstream end with respect to current flowing through the light emitting section;

a second connection that connects between the first electrode of one of two adjacent light emitting elements and the second
electrode of the other of the two adjacent light emitting elements; and

a third connection that connects between the second electrode wiring and the second electrode of a light emitting element
at the most downstream end with respect to the current flowing through the light emitting section.

US Pat. No. 9,333,778

BACK TENSION MECHANISM AND ROLL MEDIUM CONVEYING DEVICE

Oki Data Corporation, To...

1. A back tension mechanism comprising:
a shaft configured to be connected to an axle of a rotatably supported medium roll and rotate in synchronization with rotation
of the medium roll;

a rotation transmitting member connected to the shaft via a torque limiter and configured to rotate coaxially with the shaft,
the rotation transmitting member having an engaging portion for transmitting rotation of the rotation transmitting member;

a first rotating member rotatably supported by the shaft, the first rotating member having a first engaged portion configured
to, when the rotation transmitting member rotates in a first rotational direction, engage with the engaging portion to receive
a rotational force of the rotation of the rotation transmitting member;

a second rotating member rotatably supported by the shaft, the second rotating member having a second engaged portion configured
to, when the rotation transmitting member rotates in a second rotational direction opposite to the first rotational direction,
engage with the engaging portion to receive a rotational force of the rotation of the rotation transmitting member;

an urging member for urging the first rotating member in the second rotational direction and urging the second rotating member
in the first rotational direction; and

a base rotatably supporting the shaft, the base having a first limiting portion for limiting a range of rotation of the first
rotating member and a second limiting portion for limiting a range of rotation of the second rotating member.

US Pat. No. 9,154,654

DATA PROCESSING DEVICE, IMAGE FORMING DEVICE, AND DATA PROCESSING METHOD

Oki Data Corporation, To...

1. A data processing device comprising:
a first storing unit for storing a plurality of job definition data indicating content of processing corresponding to instructions
in accordance with a series of operations by a user, the processing concerning one function of a plurality of functions of
image processing, the job definition data having a function property indicating the one function;

a second storing unit for storing rule information indicating a rule for determining order of displaying a plurality of items
of identification information respectively identifying the plurality of the job definition data, the rule having function
priority order indicating displaying order for each function property;

an operation unit for accepting operation by the user;
an updating unit for updating the rule information stored in the second storing unit in accordance with the operation accepted
by the operation unit;

a control unit for determining the order of displaying the plurality of the items of the identification information in accordance
with the displaying order for each function property indicated by the function priority order; and

a displaying unit for displaying the plurality of the items of the identification information in a list in the order determined
by the control unit and displaying a sort switching key together with the list, the items of the identification information
being sorted by the function property in accordance with the displaying order for each function property; wherein

when the operation unit accepts the operation to press the sort switching key, the updating unit changes the displaying order
for each function property;

the control unit determines again the order of displaying the plurality of the items of the identification information in
accordance with the changed displaying order for each function property; and

the order of the items of the identification information in the list displayed by the displaying unit is changed by the function
property in accordance with the order determined again by the control unit.

US Pat. No. 9,651,900

IMAGE FORMATION APPARATUS AND INFORMATION PROCESSING DEVICE FOR CORRECTING COLOR MISREGISTRATION

Oki Data Corporation, To...

1. An image formation apparatus comprising:
image formation units mounted in series in a conveyance direction of a transfer object and configured to form developer images
of respectively different color developers and correction patterns of the different color developers on the transfer object;

a sensor that detects a color misregistration which is a variation in a formation position of the developer images on the
transfer object between the colors, by an emission of a detection light to the correction pattern on the transfer object and
a reception of a reflection light from the transfer object;

an identification unit that identifies, out of the image formation units, a first image formation unit which performs the
image formation using a first developer with a lowest reflectance, based on reflectance information indicating reflectances
of the developers for the image formation units, or color information indicating the colors of the developers for the image
formation units; and

a corrector that corrects the color misregistration with respect to the first image formation unit identified by the identification
unit.

US Pat. No. 9,348,254

IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus comprising:
a developer bearing body that faces an image bearing body that bears an electrostatic latent image thereon, the developer
bearing body supplying a developer material to the image bearing body to develop the electrostatic latent image;

a first supplying member that supplies the developer material to the developer bearing body; and
a second supplying member that is disposed upstream of the first supplying member with respect to a direction of rotation
of the developer bearing body and supplies the developer material to the developer bearing body;

wherein a circumferential speed of the first supplying member is higher than a circumferential speed of the second supplying
member;

wherein the first supplying member rotates in a direction in which the second supplying member rotates;
wherein the ratio of the circumferential speed of the first supplying member to a circumferential speed of the developer bearing
body is larger than the ratio of the circumferential speed of the second supplying member to the circumferential speed of
the developer bearing body; wherein the ratio of the circumferential speed of the second supplying member to the circumferential
speed of the developing bearing body is equal to or smaller than 0.6.

US Pat. No. 9,316,962

IMAGE FORMATION APPARATUS AND IMAGE FORMATION METHOD FOR FORMING AN IMAGE ON A FOLDED PRINT MEDIUM

Oki Data Corporation, To...

2. An image formation apparatus, comprising
a first image formation section configured to form a first developer image for an image based on image data;
a second image formation section configured to form a second developer image for adhesion with a colorless developer;
a transfer section configured to transfer the first developer image and the second developer image onto a print medium;
a folding section configured to fold the print medium to which the second developer image is transferred such that the colorless
second developer image is located between two faces facing each other when the print medium is folded; and

a fixation section configured to fix the first and second developer images on the print medium which is folded such that the
two surfaces of the folded print medium facing each other adhere to each other with the second developer image,

wherein the colorless second developer image is transferred to entire image formable regions in both two surfaces facing each
other when the print medium is folded.

US Pat. No. 9,316,969

FUSER CONTROL DEVICE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A fuser control device, comprising:
a heat application part that generates heat and supplies the heat;
a fuser part
that has a passage region where a print medium passes through and a not-passage region that is located at both sides of the
passage region where the print medium does not pass through, and

that fuses an image on the print medium by the heat applied from the heat application part while the print medium passes therethrough;
a first temperature detection part that detects a temperature of the passage region and outputs a first detection temperature
determined by the detected temperature;

a second temperature detection part that detects another temperature of the not-passage region and outputs a second detection
temperature determined by the detected another temperature;

a determination part that determines whether the fuser part is in a pre-fusion state or in a print execution state; and
a heat application controller
that preconfigures a first switch temperature for switching a target temperature of the fuser part for the pre-fusion state
and a second switch temperature for switching the target temperature of the fuser part for the print execution state, and

that changes the target temperature of the fuser part according to the first detection temperature, the second detection temperature
and the first switch temperature if the determination part determines that the fuser part is in the pre-fusion state,

that changes the target temperature of the fuser part according to the first detection temperature, the second detection temperature
and the second switch temperature if the determination part determines that the fuser part is in the print execution state,
and

that controls the heat application part so that a temperature of the fuser part approaches the target temperature.

US Pat. No. 9,334,134

IMAGE READING APPARATUS, DOCUMENT CONVEYING APPARATUS AND COMPOSITE APPARATUS

OKI DATA CORPORATION, To...

1. An image reading apparatus comprising:
a feeding mechanism that individually feeds documents;
a conveying mechanism that conveys the document fed by the feeding mechanism so that the document passes a reading position;
a reading unit that reads the document at the reading position;
a control unit that controls the feeding mechanism and the conveying mechanism;
a motor; and
a clutch that transmits power from the motor to the feeding mechanism, wherein
when the control unit causes the feeding mechanism and the conveying mechanism to feed and convey a plurality of documents
at constant intervals, the control unit causes the feeding mechanism to stop feeding after a trailing edge of a preceding
document passes the reading position, and

the control unit turns the clutch OFF after the preceding document passes the reading position.

US Pat. No. 9,049,308

COMMUNICATION TERMINAL DEVICE HAVING REGISTRATION DETERMINING UNIT

OKI DATA CORPORATION, To...

1. A communication terminal device capable of communicating with en external terminal device and an external information supplying
device, comprising:
a receiving unit for receiving information for identifying origination information from the external terminal device;
a registration information storage unit for storing a destination of information transmission to the external terminal device
as destination information;

a searching unit for determining whether the information for identifying origination information exists in information in
the external information supplying device;

a destination information analyzing unit for retrieving retrieved information as the information for identifying the origination
information from the information in the external information supplying device according to a determination result of the searching
unit;

a destination registration unit for storing the retrieved information in the registration information storage unit according
to the determination result of the searching unit;

a registration condition storage unit for storing a registration condition for determining whether the retrieved information
is stored in the registration information storage unit; and

a registration determining unit for determining whether the retrieved information is stored in the registration information
storage unit according to the registration condition,

said destination registration unit being arranged to store the retrieved information in the registration information storage
unit according to the determination result of the searching unit and a determination result of the registration determining
unit.

US Pat. No. 9,507,293

IMAGE FORMING APPARATUS AND IMAGE CARRIER UNIT

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
an image carrier that holds a developer image on a surface of the image carrier;
a cleaning member that removes a remaining developer that remains on the surface of the image carrier after the developer
image is transferred to a transfer target by contacting the surface of the image carrier;

an accumulation part that accumulates the remaining developer removed by the cleaning member;
a supply member that supplies the remaining developer accumulated in the accumulation part to the surface of the image carrier,
and

a carrying mechanism that carries an excess developer toward an outside, the excess developer being defined as an excess among
the remaining developer accumulated in the accumulation part, wherein

the carrying mechanism includes:
an excess developer carrying path that extends in a width direction of the image carrier, along which the excess developer
is carried;

a carrying member that carries the excess developer along the excess developer carrying path; and
an ejection opening that is disposed at an end of the excess developer carrying path so that the excess developer carried
by the carrying member is ejected to an outside,

the carrying mechanism is in contact with a bottom surface of the excess developer carrying path,
the accumulation part has a recess portion of which an opening faces upward, the recess portion having a bottom point therein,
and

the bottom surface of the excess developer carrying path is positioned above the bottom point of the accumulation part with
a height gap ?Y.

US Pat. No. 9,372,459

IMAGE FORMING APPARATUS FOR FORMING IMAGES USING DIFFERENT DEVELOPER

OKI DATA CORPORATION, To...

1. An image forming apparatus comprising:
a first unit configured to form a first developer image on a first recording medium and a second recording medium using first
developer;

a second unit configured to form a second developer image on the first recording medium and the second recording medium using
second developer different from the first developer;

a fixing portion configured to fix the first developer image and the second developer image to the first recording medium
and the second recording medium;

a transportation portion configured to transport the first recording medium and the second recording medium to the first unit
and the second unit; and

a control portion configured to set a transportation speed of the first recording medium and the second recording medium when
the fixing portion fixes the first developer image and the second developer image to the first recording medium and the second
recording medium,

wherein said transportation portion is configured to arrange the first recording medium and the second recording medium on
a transportation path in a transportation direction of the first recording medium and the second recording medium,

said control portion controls the first unit to continuously form the first developer image on one side surfaces of the first
recording medium and the second recording medium,

said control portion sets the transportation speed at a first transportation speed so that the fixing portion fixes the first
developer image at the first transportation speed,

said control portion sets the transportation speed at a second transportation speed different from the first transportation
speed so that the fixing portion fixes the second developer image at the second transportation speed after the second unit
continuously forms the second developer image on the one side surfaces of the first recording medium and the second recording
medium,

said first unit is configured to form the first developer image using white developer, and
said second unit is configured to form the second developer image using developer in a plurality of colors.

US Pat. No. 9,366,986

DEVELOPMENT DEVICE AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A development device comprising:
a latent image carrier configured to carry thereon a latent image,
a developer carrier configured to carry a developer thereon and supply the developer to the latent image on the latent image
carrier;

a restriction member configured to restrict a layer thickness of the developer on the developer carrier; and
first and second developer supply members being in contact with the developer carrier and each configured to rotate at a speed
having a constant ratio to a rotation speed of the developer carrier, wherein

the second developer supply member and the restriction member are arranged in this order downstream of the first developer
supply member in a rotating direction of the developer carrier, and a peripheral speed of the second developer supply member
is set to be slower than a peripheral speed of the first developer supply member.

US Pat. No. 9,323,195

FIXING DEVICE AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A fixing device, comprising:
a fixing unit that includes a rotating fixing member and a pressure member that makes contact with the fixing member to form
a nip portion between the fixing member and the pressure member, and that heats a recording medium on which a toner image
is formed while conveying the recording medium with the recording medium nipped in the nip portion, thereby fixing the toner
image to the recording medium;

a plate-shaped separating member that separates, from the fixing member, the recording medium discharged from the nip portion,
the separating member including:

a separating guide portion that is disposed downstream of the nip portion in a conveying direction in which the recording
medium is conveyed in such a manner as to face the fixing member along a width direction of the fixing member perpendicular
to the conveying direction, that extends along the conveying direction, and that separates the recording medium from the fixing
member and guides the recording medium;

a first extending portion that extends from a downstream edge of the separating guide portion in the conveying direction,
and is bent with respect to the separating guide portion in such a manner as to separate from the recording medium as it extends
downstream in the conveying direction; and

a second extending portion that extends from the separating guide portion in the width direction flush with the separating
guide portion, and extends downstream of the separating guide portion in the conveying direction in such a manner as to be
adjacent to the first extending portion in the width direction;

an abutting member that is disposed on the second extending portion and that abuts against the fixing member to form a gap
between the separating guide portion and the fixing member; and

a holder that holds the first extending portion and the second extending portion.

US Pat. No. 9,310,738

IMAGE FORMING APPARATUS, PRINT DATA PRODUCING APPARATUS AND IMAGE FORMING SYSTEM

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
a receiving section configured to receive a first item of image data for producing a first image and a second item of image
data for producing a second image;

a magnifying section configured to magnify the first item of image data in accordance with a magnification ratio; and
a printing section configured to transfer and fix the first image on a print medium based on the magnified first item of image
data, and subsequently transfer and fix the second image on the print medium based on the second item of image data.

US Pat. No. 9,291,977

PRINTING MEDIUM CONVEYING UNIT AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A printing medium conveying unit, comprising:
a first contact section;
a second contact section disposed adjacent to the first contact section in a first direction;
a printing medium conveying section configured to convey a printing medium in a second direction that is substantially orthogonal
to the first direction, the printing medium conveying section allowing a first edge in the first direction of the printing
medium to come into contact with one of the first contact section and the second contact section to displace one of the first
contact section and the second contact section in the first direction; and

a position detecting section configured to detect a position in the first direction of the first edge, based on an amount
of the displacement of one of the first contact section and the second contact section that has come into contact with the
first edge.

US Pat. No. 9,239,566

IMAGE FORMATION UNIT AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. An image formation unit comprising:
an electrostatic latent image carrier configured to carry an electrostatic latent image thereon to be formed by exposure light
from an exposure device provided in an image formation apparatus main body;

a housing containing the electrostatic latent image carrier therein, and configured to detachably attach to the image formation
apparatus main body in an attachment/detachment direction along a main scanning direction of the exposure device;

a groove formed at the housing extending in the attachment/detachment direction, and configured such that, in a state where
the housing is attached to the image formation apparatus main body, a light emitting section of the exposure device is positioned
in the groove to proximately face the electrostatic latent image carrier through an exposure opening formed at the groove
such that the exposure light from the exposure device passes through the exposure opening;

a light-shielding member with flexibility, including a first side extending substantially in the main scanning direction and
a second side opposite the first side, wherein the first side is fixed to a fixing surface which is a peripheral part of the
groove in the housing, such that, in a state where the housing is detached from the image formation apparatus main body, the
light-shielding member is in a closing state of closing the groove, and in a state where the housing is attached to the image
formation apparatus main body, the light-shielding member is in a retracted state of being bent by the exposure device to
position the second side in the groove; and

a guide provided at a colliding end portion of the light-shielding member, which first abuts the exposure device when the
housing is being attached to the image formation apparatus main body, and the guide being configured to guide the light-shielding
member from the closing state to the retracted state when the housing is attached to the image formation apparatus main body,
wherein

the guide comprises a slope section which goes closer to a bottom of the groove with respect to the surface of the light-shielding
member in the closing state, as it goes closer toward the colliding end, and

a part of the light-shielding member is fixed to or engaged with a portion of the housing closer to the bottom of the groove
than the fixing surface, such that the slope section is formed in the light-shielding member.

US Pat. No. 9,046,829

IMAGE FORMATION APPARATUS THAT ADJUSTS DENSITY OF CURRENT FLOWING THROUGH A RECORDING MEDIUM

Oki Data Corporation, To...

1. An image formation apparatus comprising:
a primary transfer unit configured to transfer a developer image formed on an image carrier to an intermediate transfer body;
a secondary transfer unit configured to transfer the developer image transferred to the intermediate transfer body to a recording
medium;

a voltage application unit configured to apply a voltage to the secondary transfer unit;
a voltage controller configured to control the voltage to be applied to the secondary transfer unit by the voltage application
unit;

a recording medium type detector configured to detect a type of the recording medium; and
a recording medium width detector configured to detect a width of the recording medium in a direction orthogonal to a conveyance
direction of the intermediate transfer body, wherein

the voltage controller controls the voltage to be applied to the secondary transfer unit, based on the type of the recording
medium detected by the recording medium type detector and the width of the recording medium detected by the recording medium
width detector,

wherein
the voltage controller includes a current measurement unit configured to measure current flowing through the secondary transfer
unit when the voltage application unit applies a voltage thereto with the recording medium not present at the secondary transfer
unit,

based on a detection result obtained by the recording medium type detector, the voltage controller controls the voltage that
the voltage application unit applies to the secondary transfer unit when the current measurement unit is to measure the current
flowing through the secondary transfer unit, and

a density of current flowing through the recording medium is adjusted to a value suitable for the type of the recording medium
by the voltage controller controlling the voltage applied to the secondary transfer unit based on a calculated value of a
density of current flowing through the recording medium, the calculated value being calculated from a result of the measurement
on the current flowing through the secondary transfer unit and the width of the recording medium detected by the recording
medium width detector.

US Pat. No. 9,614,125

COMPOSITE ELEMENT CHIP, A SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF, A PRINTING HEAD, AND AN IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A composite element chip, comprising:
a substrate; and
a light emitting element array including a plurality of semiconductor thin-films disposed on the substrate and arranged in
a predetermined direction which defines a first direction, each semiconductor thin-film of the plurality of semiconductor
thin-films including a plurality of light emitting portions which are arranged so that adjacent light emitting portions are
displaced from each other by a predetermined distance in a second direction which is perpendicular to the first direction,
the plurality of light emitting portions being arranged along an imaginary line,

wherein the plurality of light emitting portions are arranged in a direction inclined with respect to the first direction,
wherein each semiconductor thin-film of the plurality of semiconductor thin-films has a first end that is parallel to the
second direction; and a second end that extends along a pattern in which the plurality of light emitting portions are arranged
and is parallel to the imaginary line, and

wherein the first ends of adjacent semiconductor thin films face one another and are displaced from each other in the second
direction.

US Pat. No. 10,112,736

WINDING DEVICE AND CUTOFF DETECTION METHOD

Oki Data Corporation, To...

1. A winding device, comprising:a first roller that winds label roll paper, the label roll paper being composed with a continues base sheet, a plurality of labels and a marginal portion, the labels and the marginal portion, which surrounds the labels, being peelably attached on one side of the base sheet such that the labels and the marginal portion entirely covers the one side of the base sheet, the label roll paper being carried in a first carry direction by the first roller and wound on the first roller after the marginal portion is peeled off from the base sheet,
a second roller that carries the marginal portion peeled off from the base sheet in a second carry direction and winds the marginal portion,
a drive part that generates a driving force for the second roller to rotate,
a drive transmission control part that is configured to
be between the drive part and the second roller such that the driving force is transmitted to the second roller from the driving part,
stop transmitting the driving force to the second roller if a load placed on the second roller exceeds a prescribed load,
apply a predetermined tension to the marginal portion unless a cutoff the marginal portion occurs,
a detection part that detects a rotation of the second roller, and
a control part that determines the cutoff of the marginal portion based on the rotation of the second roller detected by the detection part, wherein
the control part determines whether or not the cutoff occurs while the drive part generates the driving force.

US Pat. No. 9,813,585

IMAGE FORMING APPARATUS WITH REMOTE MAINTENANCE MODE

Oki Data Corporation, To...

1. An image forming apparatus comprising:
a central processing unit (CPU), and
a storage medium having program instructions stored thereon, execution of which by the CPU causes the image forming apparatus
to provide functions of:

an operation unit that receives an input signal based on a user input, and
a management unit that manages a plurality of modes of the image forming apparatus, the plurality of modes including a first
mode and a second mode, wherein the second mode is for remote maintenance; and

a transceiver configured to transmit connection request data to a maintenance apparatus and receive connection reply data
from the maintenance apparatus in response to the connection request data,

wherein the execution of the program instructions by the CPU causes the image forming apparatus to further provide functions
of:

a restricting unit that restricts communication with an external apparatus; and
a control unit that
controls the management unit to shift a current mode of the image forming apparatus from the first mode to the second mode
in response to receiving the input signal,

controls the transceiver to transmit the connection request data to the maintenance apparatus in response to receiving the
input signal, and

controls the restricting unit to restrict the communication with the external apparatus in response to the transceiver receiving
the connection reply data.

US Pat. No. 9,128,404

IMAGE FORMATION UNIT AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

17. The image formation unit according to claim 16, wherein
the cleaning roller includes a foam elastic layer constituting the surface thereof.

US Pat. No. 9,128,408

EXPOSURE DEVICE, LED HEAD, IMAGE FORMATION APPARATUS, AND READING APPARATUS

Oki Data Corporation, To...

1. An exposure device comprising:
a first lens plate including a first row of first lenses arranged substantially linearly and a second row of first lenses
arranged substantially linearly and configured to form an intermediate image being an inverted reduced image of an object;

a second lens plate including second lenses arranged substantially linearly in an arrangement direction of the first lenses
and configured to form an inverted enlarged image of the intermediate image on a light reception surface; and

light emitting elements arranged substantially linearly at pitch PD in the arrangement direction, wherein
a shift s in an arrangement pitch between the first lenses in the first row of the first lens plate and the first lenses in
the second row of the first lens plate in the arrangement direction satisfies 0 the first lenses is a ratio of a size of the intermediate image to a size of the object.

US Pat. No. 9,360,839

LIGHT-EXPOSURE UNIT AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A light exposure unit comprising:
a board on which to mount light-emitting elements;
an optical system configured to cause light emitted from the light-emitting elements to converge;
a support member holding the board and the optical system; and
a heat sink member configured to dissipate heat from the optical system, wherein
the support member includes: a base portion supporting the optical system with the optical system penetrating through the
base portion; and a pair of support walls extending from the base portion and configured to support the board, such that the
light-emitting elements of the board face the optical system,

the optical system includes a first portion which extends from the base portion toward the board in the interior of the support
member, and

the heat sing member includes a connection wall connecting the first portion of the optical system and one of the support
walls of the support member.

US Pat. No. 9,150,372

IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
a device main body that includes a guide position part;
a detachable unit that is detachable and attachable to the device main body; and
a sheet guide that is rotatably attached to the detachable unit and that guides a pathway of sheet,
wherein the guide position part regulates a position of the sheet guide,
when the detachable unit is mounted on the device main body, a position of the sheet guide is regulated by abutting the guide
position part,

the device main body further comprises
a sheet carrying direction regulation part that regulates a position of the detachable unit in a sheet carrying direction,
a unit direction regulation part that regulates a position of the detachable unit in a detachable/attachable direction of
the detachable unit, and

the detachable unit comprises a first engagement part that engages the sheet carrying direction regulation part and a second
engagement part that engages the unit direction regulation part.

US Pat. No. 9,384,425

IMAGE PROCESSING METHOD AND IMAGE PROCESSING SYSTEM

Oki Data Corporation, To...

1. An image processing system, comprising:
an image processor configured to create print data; and
an image formation unit configured to print the print data, wherein
the image processor includes
an enlargement/reduction rate designation unit configured to prompt a user to designate an enlargement/reduction rate to be
used to create the print data,

an information acquisition unit configured to acquire size information and unit price information of a printing medium stored
in the image formation unit,

an output mode extraction unit configured to extract output modes for printing the print data based on the designated enlargement/reduction
rate and the size information of the printing medium acquired by the information acquisition unit,

a fee calculation unit configured to, for each of the output modes extracted by the output mode extraction unit, calculate
a number of printing media to be used from the size information of the printing medium acquired by the information acquisition
unit, and calculate a total fee to be paid for printing the print data on the printing media from the calculated number of
printing media and the unit price information acquired by the information acquisition unit,

an output mode display unit configured to cause a display to display, on a single display screen, a plurality of candidates,
each of the plurality of candidates having a respective one of the output modes, and each of the plurality of candidates having
a respective one of the total fees that are calculated corresponding to the respective output modes by the fee calculation
unit, and thereby prompt the user to select, by way of a user operation made on the single display screen, one of the output
modes to be used for printing the print data on the printing media, and

a print data creation unit configured to create the print data based on the selected output mode,
wherein the plurality of candidates includes: a first candidate corresponding to a first value that has been selected by the
user, and a second candidate corresponding to a second value that is different from the first value selected by the user.

US Pat. No. 9,329,665

COMMUNICATION TERMINAL APPARATUS THAT TRANSITIONS FROM POWER-SAVING MODE TO ACTIVE MODE WHEN IT IS JUDGED THAT AN EMAIL NEEDS PROCESSING IN THE ACTIVE MODE

Oki Data Corporation, To...

1. A communication apparatus capable of communicating with a mail server and having a normal active mode and a power-saving
mode that is lower in power consumption than the active mode, the communication apparatus comprising:
an email-information acquisition unit configured to acquire information on a file that is attached to an email, received by
the mail server, from the mail server in the power-saving mode;

a judgment unit configured to perform a judgment of the attached file is processable, on the basis of the information on the
attached file acquired by the email-information acquisition unit;

a power-saving mode cancelling unit configured to carry out a transition from the power-saving mode to the active mode when
the judgment unit judges that the attached file is processable; and

an email acquisition unit configured to acquire an email, received by the mail server, from the mail server in the active
mode,

wherein the email-information acquisition unit is configured to send a sender of the email a reply mail informing that the
email is of a file format not supported by the process unit when the judgment unit judges that the email is not processable
by the communication apparatus.

US Pat. No. 9,280,078

CHARGING DEVICE, IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A charging device comprising:
a charging member that charges a surface of an image bearing body;
wherein the charging member includes a rotation shaft applied with a voltage, and a resilient conductive layer provided on
an outer circumferential surface of the rotation shaft, the resilient conductive layer having a plurality of grooves on a
surface thereof;

wherein the resilient conductive layer further has a plurality of cracks formed at valleys of the grooves; and
wherein the cracks extend in a rotating direction of the charging member, and are arranged at intervals in an axial direction
of the rotation shaft.

US Pat. No. 9,448,530

DEVELOPER STORAGE BODY, IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A developer storage body comprising:
a first storage member including a first opening and a first flange provided along an outer periphery of the first opening;
a second storage member including a second opening, and a second flange provided along an outer periphery of the second opening
so that the second flange faces the first flange;

a frame including a third flange sandwiched by the first flange and the second flange; and
a resiliently deformable partition member including a peripheral end portion fixed to the frame,
wherein the partition member and the first storage member form a first space portion therebetween, and the partition member
and the second storage member form a second space portion therebetween.

US Pat. No. 9,274,458

IMAGE FORMATION DEVICE

Oki Data Corporation, To...

1. An image formation device for forming developer images using plural types of developers, the image formation device comprising:
a first image carrier configured to carry a first developer image;
a second image carrier configured to carry a second developer image;
an intermediate transfer body disposed to be opposed to the first image carrier and the second image carrier;
a first transfer unit configured to transfer the first developer image from the first image carrier to the intermediate transfer
body;

a second transfer unit configured to transfer the second developer image from the second image carrier to the intermediate
transfer body on which the first developer image is held;

a third transfer unit configured to transfer, to a recording medium, the first developer image and the second developer image
transferred onto the intermediate transfer body; and

a control unit configured to control a value of a voltage to be applied to each of the first transfer unit and the second
transfer unit, according to a type of the recording medium opposed to the intermediate transfer body,

wherein when the recording medium is a recording medium of a first type, the control unit applies a first transfer voltage
to the first transfer unit and the second transfer unit, and

when the recording medium is a recording medium of a second type different from the first type recording medium, the control
unit applies the first transfer voltage to the first transfer unit and applies a second transfer voltage different from the
first transfer voltage to the second transfer unit.

US Pat. No. 9,201,352

TRANSFER BELT, TRANSFER BELT UNIT, AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A transfer belt used in an image formation apparatus,
wherein the transfer belt is provided with surface characteristics that Vickers hardness of an outer peripheral surface of
the transfer belt is equal to or above 39 N/mm2 and equal to or below 60 N/mm2 and low-load creep of the outer peripheral surface is equal to or above ?45% and equal or to below 0%.

US Pat. No. 9,541,880

MEDIUM CARRYING DEVICE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A medium carrying device that carries a medium, which is flexible, in a carrying direction along a carrying path from an
upstream side to a downstream side, comprising:
a first roller that is rotatable and located at the carrying path to carry the medium along the carrying path, the first roller
being an idle roller;

a second roller that is rotatable, located at the carrying path and at the downstream side from the first roller in the carrying
direction, the second roller driving its rotation by a first driving force transmitted from a first driving force source;

a rotation transmitting part that drives its rotation by a second driving force transmitted from a second driving force source,
and moves between at a transmitting position and at a releasing position,

at the transmitting position, the rotation transmitting part is positioned close to the carrying path in a perpendicular direction
with respect to the carrying direction, contacting the first roller, and transmitting the second driving force to the first
roller so that the first roller is driven by the second driving force,

at the releasing position, the rotation transmitting part is positioned distant from the carrying path in the perpendicular
direction with respect to the carrying direction, not contacting the first roller so that the first roller is not driven by
the second driving force,

a transmission releasing part that is positioned between the first and second rollers in the carrying direction, being connected
to the rotation transmitting part, wherein

when the medium is bowed between the first and second rollers, the transmission releasing part moves the rotation transmitting
part from the transmitting position to the releasing position according to the bowing of the medium.

US Pat. No. 9,069,292

DEVELOPMENT DEVICE AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A developer storage device, comprising:
a rotation member including a main body thereof and a shaft portion which protrudes from an end portion of the main body;
a support member formed with a hole by which the shaft portion is supported;
a first seal member disposed between the main body of the rotation member and the support member and including a hole into
which the shaft portion is inserted; and

a second seal member disposed between the first seal member and the main body of the rotation member and including a hole
into which the shaft portion is inserted,

wherein the support member includes a step portion including: a first restraint section configured to restrain motion of the
first seal member in an axial direction of the shaft portion; and a second restraint section configured to restrain motion
of the outer periphery of the first seal member in a radial direction of the shaft portion.

US Pat. No. 9,164,439

FUSER CONTROL DEVICE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A fuser control device, comprising:
a fuser device held by a holding member, the fuser device being configured to fuse a developing image to a printing medium;
a fuser heater that is installed at the holding member, the fuser heater being configured to generate heat for at least a
central part and a side part of a heat application roller;

a first temperature detection part configured to detect a temperature of the fuser device and configured to transmit a temperature
of the fuser device as a first detecting temperature;

a second temperature detection part configured to detect a temperature of the holding member and configured to transmit a
temperature of the holding member as a second detecting temperature; and

a heat application control unit configured to control the temperature of the fuser device by changing a targeting temperature
for the fuser device based on a controlling condition,

wherein after the temperature of the fuser device has approached to the targeting temperature, the heat application control
unit determines the controlling condition depending on an amount of heat generated by the fuser heater since a start of a
printing process and the second detecting temperature.

US Pat. No. 9,067,443

IMAGE FORMING APPARATUS AND METHOD FOR DISCHARGING A MEDIUM

OKI DATA CORPORATION, To...

1. An image forming apparatus, comprising:
a memory that stores discharge direction information indicative of a discharge direction in which a print medium is discharged,
page length information about the page length of a page of the print medium, and the position of a line on the print medium
relative to a leading end of the page of print medium if a line feed operation is performed;

a receiving section configured to store printer control data and print data received from an external apparatus, the printer
control data including line feed commands;

a position detector that outputs a detection signal indicative of a position of the leading end of the page of print medium
in the image forming apparatus;

an image forming section configured to perform printing on the page of print medium and transporting the page of print medium;
controller means reading and for parsing the print data and the printer control data until the receiving section no longer
holds the print data and the printer control data, and then controlling the image forming section so that the image forming
section feeds the page of the print medium to a print start position in accordance with the detection signal, and then prints
the print data on the page of print medium in accordance with the parsed print data and the printer control data;

wherein the controller means includes determination means for determining whether the discharge direction information indicates
a discharge direction opposite to a line feed direction in which the page of print medium is advanced by the line feed operation
and whether the parsed printer control data is a line feed command, and

wherein the controller means further includes line-feed command parser means for adding the amount of line feed specified
by the line feed command to the position on the print medium held in the memory if the determination means determines that
the discharge direction is opposite to the line feed direction and that the parsed printer control data is the line feed command,
and for placing the line feed operation based on the added result on hold if the position of the line on the print medium
after addition is within the page length.

US Pat. No. 9,417,826

IMAGE FORMING APPARATUS WITH STATUS CONTROL

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
a memory configured to store first information indicative of the image forming apparatus;
a communication section configured to receive second information from an external apparatus, and to send, after an elapse
of a preset period of time, third information that includes the first information to the external apparatus;

a controller configured to operate in accordance with the second information; and
an image forming section configured to execute a print job using a print medium upon reception of the print job from the external
apparatus, wherein

the communication section receives a plurality of pieces of the second information from the external apparatus, each piece
being of one of a plurality of types, which include a first type indicating that the first information does not remain registered
with the external apparatus, and

the controller does not delete the first information from the memory upon first reception of the second information of the
first type, and delete the first information from the memory after receiving the second information of the first type a plurality
of times.

US Pat. No. 9,207,621

PRINTER, DATA PROCESSING APPARATUS, AND METHOD OF CONTROLLING DATA PROCESSING APPARATUS

Oki Data Corporation, To...

1. A printer comprising:
a drive system device configured to perform a printing operation;
a drive system controller configured to control the drive system device;
a data processing device configured to perform data processing;
a data processing system controller configured to control the data processing device;
a power supply circuit configured to generate a drive system voltage to be supplied to the drive system controller and a data
processing system voltage to be supplied to the data processing system controller, from an input voltage supplied by an external
power supply; and

an input voltage detector configured to transmit a detection signal indicative of an interruption of the input voltage to
the data processing system controller, when the input voltage is interrupted in a first operation mode in which the drive
system voltage and the data processing system voltage are supplied to the drive system controller and the data processing
system controller,

wherein, upon receipt of the detection signal indicating the interruption of the input voltage, the data processing system
controller switches at least one of a predetermined portion in the data processing system controller and the drive system
controller to a second operation mode in which power consumption is lower than that in the first operation mode, and executes
a protective operation for the data processing device,

wherein the power supply circuit includes a capacitor configured to store electric power by the input voltage in the first
operation mode, and the electric power stored in the capacitor is used for the protective operation for the data processing
device in the second operation mode, and

wherein the input voltage detector is a voltage detector circuit configured to detect a voltage of an input port of the capacitor
and transmit the detection signal indicating the interruption of the input voltage to the data processing system controller
when the voltage of the input port of the capacitor becomes lower than a predetermined threshold.

US Pat. No. 9,207,556

IMAGE FORMATION APPARATUS HAVING CLEANING MODE TO CLEAN CHARGING DEVICE CONFIGURED TO CHARGE IMAGE CARRIER

Oki Data Corporation, To...

1. An image formation apparatus, comprising:
an image carrier;
a charge device configured to uniformly charge a surface of the image carrier;
a development device configured to pass a developer to an electrostatic latent image on the image carrier formed by exposure;
a transfer device configured to transfer a developer image formed on the image carrier onto a medium;
a remover device configured to remove the developer on the image carrier; and
a controller configured to control a cleaning mode for removing extraneous matter adhered to a surface of the charge device
at a time other than a time for a process of exposing the image carrier, and to change an execution frequency of the cleaning
mode in accordance with an environmental condition.

US Pat. No. 9,090,088

PRINT HEAD AND PRINT APPARATUS

Oki Data Corporation, To...

1. A print head in which a print wire is furnished at an end portion, and that has an armature that is furnished rotatably,
comprising:
a yoke that touches a rotation fulcrum of the armature;
an elasticity member of a cantilever structure that presses the rotation fulcrum of the armature to the yoke by sandwiching
the armature between the yoke and the elasticity member;

a housing that fixes an end portion of the elasticity member and that covers the elasticity member through forming a gap between
the elasticity member and the housing; and

a pressing member that is arranged between the housing and the elasticity member, the armature comprised of a plurality of
armatures and the pressing member including a center part and periphery tip parts, the periphery tip parts corresponding to
the plurality of armatures, respectively, the periphery tip parts having a thickness one of equal to and larger than a distance
between the housing and the elasticity member such that the periphery tip parts touch the housing and the elasticity member
in a mounted configuration, the periphery tip parts configured to press the elasticity member onto the plurality of armatures,
respectively.

US Pat. No. 9,046,826

BELT UNIT, TRANSFER UNIT AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A belt unit comprising:
rolls being rotatably supported; and
a belt to be conveyed by the rolls,
wherein
in a dynamic viscoelasticity test with conditions of tensile load set in a frequency range of 0.01 to 100 Hz,
the belt unit satisfies
1?G10/G70?3.1 and

L70?10[MPa]

where a storage elastic modulus of the belt at a temperature of 10° C. is indicated by G10, a storage elastic modulus of the belt at a temperature of 70° C. is indicated by G70, and a loss elastic modulus of the belt at a temperature of 70° C. is indicated by L70.

US Pat. No. 9,369,597

IMAGE PROCESSING APPARATUS AND METHOD FOR CONTROLLING THEREOF

Oki Data Corporation, To...

1. An image processing apparatus, comprising:
a function selection receipt screen display part that displays a function selection receipt screen that displays a plurality
of function selection objects arranged thereon, the function selection objects being for selecting functions related to information
processes;

a function selection object management unit that manages screen configuration information that respectively relates the plurality
of function selection objects displayed on the function selection receipt screen by the function selection receipt screen
display part to information of functions of the information processes corresponding to the function selection objects;

an editing receipt part that receives an editing instruction for editing the function selection receipt screen that is
for editing the functions related to the information processes corresponding to the function selection objects on the function
selection receipt screen, or

for editing an arrangement position of the function selection objects on the function selection receipt screen, wherein
the function selection object management unit edits the screen configuration information based on the editing instruction
received by the editing receipt part,

the function selection receipt screen display part displays the function selection receipt screen based on the screen configuration
information managed by the function selection object management unit,

the editing receipt part further comprises
a position selection screen for selecting a position to be edited on the function selection receipt screen; and
an editing operation contents receipt screen for receiving editing operation contents of the position selected on the position
selection screen, and

on the editing operation contents receipt screen, a blank insertion process of inserting a blank function selection object
having no registered function in a position selected on the position selection screen is received as an editing operation
content.

US Pat. No. 9,162,833

MEDIUM FEEDING APPARATUS AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A medium feeding apparatus comprising:
an apparatus main body; and
a medium cassette removably inserted into the apparatus main body, the medium cassette being configured to store a medium
in a medium placing region;

wherein the medium cassette includes:
a medium positioning unit that determines a position of the medium; and
a locking unit that locks a movement of the medium positioning unit when the medium cassette is inserted into the apparatus
main body and before the medium cassette reaches a first predetermined position in the apparatus main body;

wherein the apparatus main body includes a contacting section that faces a bottom surface of the medium cassette in the medium
placing region when the medium cassette reaches a second predetermined position in the apparatus main body;

wherein the locking unit locks the medium positioning unit by contacting the contacting section; and
wherein the medium cassette has a hole through which the locking unit protrudes downward from the medium cassette.

US Pat. No. 9,047,554

IMAGE PROCESSING APPARATUS AND PROGRAM

Oki Data Corporation, To...

1. An image processing apparatus producing image data, comprising:
a language analyzing unit for analyzing a PDL command;
a shape drawing unit, producing a shape drawing object based on a shape drawing command contained in the analyzed PDL command;
an intermediate code producing unit, producing an intermediate code based on a position and a size of the shape drawing object;
and

an image data producing unit for producing the image data based on the intermediate code,
wherein when a plurality of the shape drawing objects comprises a plurality of rectangle drawing objects provided as overlapping
layers, ranging from a bottommost layer to a topmost layer, with each layer having a density different from each other layer
for forming a gradation pattern, the intermediate code producing unit divides each rectangle drawing object and produces a
plurality of divisional objects,

wherein one of the plurality of divisional objects includes a lower divisional object, constituting a lower layer of the gradation
pattern and an upper divisional object constituting an upper layer of the gradation pattern located above the lower layer,
with the upper divisional object and the lower divisional object both being located within a prescribed pixel region such
that the lower divisional object and the upper divisional object completely overlap and the lower divisional object is completely
hidden under the upper divisional object, and

wherein, at the prescribed pixel region, the intermediate code producing unit omits production of the intermediate code, corresponding
to a region where the lower divisional object is completely hidden under the upper divisional object and the intermediate
code producing unit produces the intermediate code, corresponding to another region of the lower divisional object, excluding
the region of the lower divisional object that is completely hidden by the upper divisional object at the prescribed pixel
region.

US Pat. No. 9,471,000

EXPOSURE DEVICE AND IMAGE FORMATION APPARATUS HAVING THERMALLY-CONDUCTIVE SEALANT

Oki Data Corporation, To...

1. An exposure device comprising:
a substrate having a wiring pattern of a wiring member therein and having a first surface and a second surface opposed to
the first surface, wherein a light-emitting element array for emitting exposure light is mounted on the first surface;

a protective sheet covering the second surface while leaving at least a part of the second surface exposed in the vicinity
of an edge of the substrate to define an exposed part of the second surface;

an attachment member attached to the substrate and pressing the protective sheet to the second surface to thereby fix the
protective sheet to the second surface;

a holder that supports a condenser lens array for condensing light, and that supports the attachment member to support the
substrate via the attachment member, with a gap formed between the holder and the exposed part of the substrate, to position
the substrate such that light emitted from the light-emitting element array is condensed on a predetermined irradiation location
through the condenser lens array; and

a thermally-conductive sealant that covers the exposed part of the second surface of the substrate and seals the gap such
that the thermally-conductive sealant is in direct contact with both the exposed part and the holder.

US Pat. No. 9,188,915

FUSER CONTROL DEVICE, FUSER CONTROL METHOD AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A fuser control device that controls a fuser that heats and fuses developer on a medium for an image formation on the medium,
comprising:
the fuser including
a heating member that rotates while contacting and heating the medium, and
a rotation member that rotates and sandwiches the medium with the heating member;
a temperature detection part that detects a temperature of the rotation member; and
a rotation controller that causes the heating member to rotate at a first rotational speed before an image formation process,
wherein
the rotation controller determines a second rotational speed based on the detected temperature before the image formation
process,

the rotation controller causes the heating member that is rotating at the first rotation speed to rotate at the second rotational
speed before the image formation process,

the rotation controller causes the heating member to rotate at a third rotational speed that is different from the first rotational
speed during the image formation process, and

the rotation controller determines the second rotational speed after an image expansion process.

US Pat. No. 9,158,245

MEDIUM TRANSPORTING APPARATUS AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A medium transporting apparatus, comprising:
a first transporting section that transports a medium;
a first guide for guiding the medium transported by the first transporting section, the first guide being disposed downstream
of the first transporting section in a first direction in which the medium is transported; and

a second transporting section disposed downstream of the first guide in the first direction;
wherein the first guide includes a first guide portion that extends in the first direction, and a second guide portion that
extends in a second direction substantially perpendicular to the first direction;

wherein the first guide includes a first guide surface on which the medium is transported;
wherein the first guide surface is inclined so that the first guide surface slopes upward from upstream to downstream along
the first direction;

wherein when a first straight line is defined as an imaginary straight line connecting a downstream end of a first nip portion
formed by the first transporting section for transporting the medium and an upstream end of a second nip portion formed by
the second transporting section for transporting the medium, the second guide portion is disposed so as to protrude from the
first straight line at a downstream end of the first guide portion in the first direction.

US Pat. No. 9,077,840

IMAGE PROCESSING DEVICE, IMAGE FORMATION SYSTEM AND IMAGE PROCESSING METHOD

Oki Data Corporation, To...

1. An image processing device, comprising:
an image acquisition part acquiring image data from a document;
a character detector detecting data of a character area, which includes at least a character therein, in the image data acquired
from the document and outputting a character detection result;

a marking detector detecting data of a marking area, which is an area where a mark is drawn by a user, in the image data acquired
from the document and outputting a marking detection result; and

an image processing part, based on the character detection result and the marking detection result,
performing a non-readable process, which makes the character in the character area non-readable, to the data of the character
area so as to create modified image data that is different from the image data acquired from the document and is to be used
for an image forming process when the data in the character area is covered by the marking area and the non-readable process
is determined necessary for making the character non-readable,

not performing the non-readable process to the data of the character area when the data of the character area is not covered
by the marking area.

US Pat. No. 9,217,952

IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming unit, comprising:
an image bearing body;
a developer bearing body that supplies a developer to the image bearing body;
a developer storage portion for storing the developer to be supplied to the developer bearing body;
a developer reserving portion that reserves the developer to be supplied to the developer storage portion;
a replenishing member that replenishes the developer from the developer reserving portion to the developer storage portion;
a guide member provided between the replenishing member and the developer bearing body, the guide member being configured
to temporarily hold the developer replenished by the replenishing member and regulate falling of the developer;

a conveying member that conveys the developer held by the guide member in an axial direction of the developer bearing body
along the guide member;

a detecting portion provided between the guide member and the developer bearing body, the detecting portion being provided
for detecting the developer;

an agitating member that agitates the developer in the developer storage portion; and
a regulating member provided so as to separate the agitating member from the detecting portion,
wherein the replenishing member replenishes the developer to the developer storage portion based on a result of detection
using the detecting portion,

wherein the guide member has a wall surface portion, and
wherein the wall surface portion is so shaped that heights at both end portions in the axial direction of the developer bearing
body is lower than a height at a substantially center portion in the axial direction of the developer bearing body.

US Pat. No. 9,199,817

MEDIUM DISCHARGING APPARATUS AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A medium discharging apparatus comprising:
a stacker that receives a medium thereon;
a discharging mechanism configured to discharge the medium onto the stacker, the discharging mechanism including a first rotatable
body and a second rotatable body disposed such that the second rotatable body is under the first rotatable body and the second
rotatable body abuts the first rotatable body, so that the discharging mechanism discharges the medium in a first direction;

a plurality of pressing members, each pressing member being swingable about a swing center thereof, the plurality of pressing
members being disposed in a second direction substantially perpendicular to the first direction, the swing center lying in
a space bounded by:

(i) a downstream half of a first peripheral surface of the first rotatable body with respect to the first direction,
(ii) a first imaginary plane orthogonal to a second imaginary plane passing through a rotational axis of the first rotatable
body and a rotational axis of the second rotatable body, the first imaginary plane passing through an area at which the first
rotatable body and the second rotatable body abut each other,

(iii) a third imaginary plane extending horizontally and being tangential to an upper half of the first peripheral surface
of the first rotatable body, and

(iv) a fourth imaginary plane extending vertically and being, tangential to a downstream half of a second peripheral surface
of the second rotatable body with respect to the first direction,

wherein after a leading end of the medium leaves the area, the leading end of the medium first comes into contact with the
pressing members, each of the pressing members exerts a gravity force thereof on the medium downward toward the stacker while
swinging,

wherein the pressing members generally extend to traverse a path in which the medium is discharged, before the medium is discharged
by the discharging mechanism,

wherein each of the pressing members includes a free end on a side of the pressing member opposite the swing center, and a
flat surface which extends away from a vicinity of the swing center substantially toward the free end, and is swingable about
the swing center so that the free end moves further away from the first imaginary plane as the pressing members swing, and

wherein a downstream portion of each of the flat surfaces with respect to the first direction is movable upward above the
first imaginary plane.

US Pat. No. 9,118,871

IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. An image formation apparatus for forming an image using color developers and a transparent developer, the image formation
apparatus comprising:
a developer total amount restriction unit configured to calculate, for each pixel of an image to be formed by the color developers,
a first total value representing a total value of received color pixel values, and output restricted color pixel values obtained
by

correcting the received color pixel values in such a manner that the first total value is reduced to a predetermined first
threshold or below when the first total value exceeds a predetermined first threshold, or

without correcting the received color pixel values when the first total value does not exceed the predetermined first threshold;
a threshold setting unit configured to set a second threshold based on data received from outside the image formation apparatus;
and

a transparent developer amount calculator configured to calculate a second total value representing a total value of the restricted
color pixel values for each pixel, a difference between the second threshold and the second total value, and a transparent
pixel value corresponding to the transparent developer amount for the pixel on the basis of the difference.

US Pat. No. 10,139,751

IMAGE FORMATION APPARATUS DETECTING A RESPONSE FROM COMMUNICATION PART

Oki Data Corporation, To...

1. An image formation apparatus comprising:a replacement unit that is detachably attachable to a body of the image formation apparatus and includes a first communication part capable of communicating wirelessly;
a second communication part configured, in a state where the replacement unit is attached to the body of the image formation apparatus, to communicate wirelessly with the first communication part; and
a control unit configured to control the second communication part, wherein
in a process of causing the second communication part to communicate wirelessly with the first communication part a plurality of times, the control unit detects a change in a response from the first communication part,
the second communication part includes a power supply unit configured to supply electric power to the first communication part,
the control unit controls the power supply unit such that a power amount supplied by the power supply unit is changed from a first power amount to a second power amount, and makes a determination on the replacement unit including the first communication part based on the communication from the first communication part under condition that the power amount is changed, and
in a process of changing the power amount supplied by the power supply unit to a smaller amount, the control unit detects the response from the first communication part changing from a normal response to an abnormal response or no response.

US Pat. No. 9,298,483

MEDIUM, IMAGE PROCESSING APPARATUS, IMAGE FORMING SYSTEM, AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A non-transitory computer readable medium storing a driver installer to install a program that causes a computer to execute
functional units, said driver installer comprising:
a driver installing unit for retrieving a printer driver package including a file necessary for operating a printer driver,
and for installing the file as the printer driver;

a plug-in installing unit for retrieving a plug-in package including a plug-in information file and a plug-in file for adding
a function, and for registering the plug-in information file and the plug-in file;

plug-in corresponding information including a plurality of driver names, a plurality of corresponding plug-ins, and a correlation
between the driver names and the corresponding plug-ins; and

a driver name determining unit for determining whether one of the driver names in the plug-in corresponding information matches
a driver name of the printer driver,

wherein said printer driver includes a driver configuration file list that lists a group of files necessary for an operation;
and

a driver file storage unit for storing the group of files listed in the driver configuration file list,
said plug-in installing unit includes a plug-in information file retrieving unit for retrieving the plug-in information file;
a file copying unit for copying the plug-in file and the plug-in information file to the driver file storage unit; and
a plug-in registration unit for adding the plug-in information file to the driver configuration file list,
said driver name determining unit determines one of the corresponding plug-ins correlated to the driver name of the printer
driver according to the plug-in corresponding information, and

said plug-in installing unit installs the printer driver and the one of the corresponding plug-ins correlated to the driver
name of the printer driver.

US Pat. No. 9,183,478

METHOD AND APPARATUS FOR PERFORMING AUTOMATIC SWITCHING OF MEDIA

Oki Data Corporation, To...

1. An image formation apparatus, comprising:
a tray selection unit configured, on the basis of information indicating a print size designated in print data, to select
one of plural medium trays, wherein the tray selection unit is configured, when a print medium whose size corresponds to the
designated print size is unavailable for printing, to select one of the medium trays that contains a print medium having a
same size as a substitute print medium which is preset as substitute for the print medium corresponding to the designated
print size, the size of the substitute print medium being different from the print medium corresponding to the designated
print medium size;

an edit region setup unit configured to analyze the print data on the basis of an orientation of the print medium in the selected
medium tray and to set an edit region of the print data;

a drawing unit configured, on the basis of the print data and the edit region, to create image data within the edit region;
a memory storing information of the substitute print medium;
an orientation determination unit configured to determine orientations of the long side and the short side of the print data
in accordance with orientations of the long side and the short side of the print medium in the selected medium tray that is
selected by the tray selection unit; and

an image formation unit configured to print the image data on the print medium fed from the selected medium tray,
wherein the edit region of the print data is different based on whether the substitute print medium is positioned in the image
formation apparatus to print in a landscape format or in a portrait format,

wherein the edit region setup unit is configured, when the medium from the selected medium tray is conveyed along the direction
of the long side of the medium from the selected medium tray, to set a clip region as the edit region of the print data by
clipping a portion of the print data that is overlapped with the print area of the medium from the selected medium tray while
aligning, in reference with the determination result determined by the orientation determination unit, the center of the short
side of the medium with the center of the short side of the print data on the downstream side thereof in the medium conveyance
direction, and

wherein the edit region setup unit is configured, when the medium from the selected medium tray is conveyed along the direction
of the short side of the medium, to set a clip region as the edit region of the print data by clipping a portion of the print
data that is overlapped with the print area of the medium from the selected medium tray while aligning, in reference with
the determination result determined by the orientation determination unit, the center of the long side of the medium with
the center of the long side of the print data on the downstream side thereof in the medium conveyance direction.

US Pat. No. 9,092,007

INFORMATION PROCESSING APPARATUS AND IMAGE FORMING APPARATUS HAVING A FIRST AND SECOND STORAGE UNIT

Oki Data Corporation, To...

1. An information processing apparatus comprising:
a first storage unit that stores first information associated with a first unit;
a second storage unit that stores second information associated with a second unit; and
a reading unit disposed so as to face said first storage unit and said second storage unit;
wherein said first storage unit is disposed in the vicinity of said second storage unit, and said first storage unit faces
said second storage unit;

wherein said first storage unit and said second storage unit are both disposed in a communicable area in the vicinity of said
reading unit at the same time;

wherein said reading unit reads said first information stored in said first storage unit and said second information stored
in said second storage unit; and

wherein one of said first storage unit and said second storage unit is disposed between said reading unit and the other of
said first storage unit and said second storage unit.

US Pat. No. 9,056,513

INK RIBBON CARTRIDGE AND PRINTER

Oki Data Corporation, To...

1. A printer, comprising:
an ink ribbon cartridge; and
a print head;
wherein the ink ribbon cartridge comprises:
an ink ribbon formed in a Mobius loop, the ink ribbon including a first area and a second area, the first area being a first
half of the width of the ink ribbon, the second area being a second half of the width of the ink ribbon;

an accommodating room that accommodates a portion of the ink ribbon, the accommodating room including an entrance through
which the ink ribbon is pulled in the accommodating room and an exit through which the ink ribbon is pulled out of the accommodating
room;

a Mobius section that causes widthwise ends of the ink ribbon to twist by 180°, the Mobius section being located downstream
of the accommodating room with respect to a direction of travel of the ink ribbon; and

an ink supplying section that supplies ink to the ink ribbon, the ink supplying section being located downstream of the Mobius
section with respect to the direction of travel of the ink ribbon;

wherein the ink ribbon includes an area in the first area, the area in the first area being struck by the print head downstream
of the ink supplying section and upstream of the entrance with respect to the direction of travel of the ink ribbon; and

wherein the ink supplying section supplies the ink to the ink ribbon at the area in the first area on a side of the ink ribbon,
the side being struck by the print head at the area in the first area while directly facing the print head.

US Pat. No. 9,280,762

ELECTRIC MAIL PROCESSING APPARATUS

OKI DATA CORPORATION, To...

1. An image forming apparatus, comprising:
a communication control unit for receiving an electric mail stored in a mail server as a received mail;
a mail storage unit for storing the received mail;
an image forming unit for printing the received mail stored in the mail storage unit;
a mail deletion instructing unit for sending a deletion instruction to the mail server so that the electric mail corresponding
to the received mail is deleted from the mail server after the image forming unit prints the received mail; and

a control unit for discarding a subsequently received mail newly received with the communication control unit when first identification
information of the received mail stored in the mail storage unit corresponds to second identification information of the subsequently
received mail so that the image forming unit does not print the subsequently received mail,

wherein said first identification information is assigned by the mail server, and
said second identification information is assigned by the mail server.

US Pat. No. 9,280,106

FUSER DEVICE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A fuser device for fusing a developer image on a medium by applying heat and pressure, comprising:
a belt part that has an endless shape and that is configured to rotate in a tension free state to carry the medium in a medium
carrying direction;

a first nip forming part that is arranged inside the belt part;
a second nip forming part that is arranged to face the first nip forming part, and configured to apply a pressure toward the
first nip forming part, sandwiching the belt part with the first nip forming part so that a nip area is formed therebetween,
the developer image on the medium being fused during passing the nip area; and

a regulation member that regulates a movement of the belt part in a width direction of the belt part, wherein
the regulation member is configured with a belt regulation part and a slant part,
the belt regulation part has a flat shape that is arranged near one of side edges of the belt part along the nip area with
a predetermined gap (W6) in the width direction of the belt part,

the slant part extends from an edge of the belt regulation part,
the first nip forming part is a first roller that drives the belt part,
the second nip forming part is a second roller that applies a pressure toward the first roller,
the belt part is configured with a first belt part and a second belt part each of which has an endless shape,
the first belt part has the first roller arranged therein,
the second belt part, in which the second roller is arranged, is sandwiched between the first belt part and the second roller
so that the medium is carried therebetween,

further comprising:
a third roller that is arranged inside the first belt part and at the upstream side from the first roller,
a fourth roller that is arranged inside the second belt part and to face the third roller sandwiching the first belt part
and the second belt part, and

the nip area is formed in a region defined by a pair of the first and second rollers and another pair of the third and fourth
rollers in the medium carrying direction.

US Pat. No. 9,214,597

SEMICONDUCTOR DEVICE

Oki Data Corporation, To...

1. A semiconductor device comprising:
a substrate having a surface;
a light emitting element having an electrode forming surface and a bonding surface provided on an opposite side to the electrode
forming surface, the bonding surface directly bonded to the surface of the substrate; and

a Si (111) element having a first surface and a second surface opposed to the first surface, the Si (111) element including an integrated circuit configured to drive the light emitting element, wherein

the second surface of the Si (111) element is directly bonded to the surface of the substrate;

the light emitting element includes a first electrode, a second electrode and a third electrode,
the second electrode is connected to the integrated circuit by a metal thin-film wiring,
wherein the integrated circuit of the Si (111) element comprises a controller configured to control an electrical current flowing between the first electrode and the third
electrode.

US Pat. No. 9,164,422

DEVELOPER STORAGE BODY, DEVELOPING DEVICE AND IMAGE FORMING APPARATUS HAVING SWING MEMBER

OKI DATA CORPORATION, To...

1. A developer storage body comprising:
a storage portion for storing a developer;
an agitation member for agitating the developer stored in the storage portion;
a swing member that swings in the storage portion by contact with the agitation member, the swing member including:
a contact portion provided at a first end portion of the swing member, the contact portion contacting the agitation member;
a fixed portion provided at a second end portion of the swing member, the fixed portion being fixed to the storage portion;
and

a swing portion provided at the second end portion of the swing member, the swing portion swinging in the storage portion;
and

a fixing surface to which the fixed portion is fixed;
wherein the swing portion swings so as to contact the fixing surface.

US Pat. No. 9,047,550

IMAGE FORMATION APPARATUS CONFIGURED TO DETECT AND CORRECT DETECTED LIGHT REFLECTION CHARACTERISTICS

Oki Data Corporation, To...

1. An image formation apparatus comprising:
a conveyance member in which a reflection characteristics irregular part having light reflection characteristics different
from those of a surrounding surface part is formed;

a measurement unit configured to perform a detection operation including irradiating the conveyance member with irradiation
light and detecting a reflection light;

a controller configured to perform a current detection operation, and perform a next detection operation after a surface of
the conveyance member is moved by a distance longer than a reflection characteristics irregular part length that is a length
of the reflection characteristics irregular part in a movement direction of the conveyance member surface; and a correction
unit configured to perform a correction for image formation on the basis of detection results of the current detection operation
and the next detection operation by the measurement unit,

wherein the following formula (I) is satisfied:

where W1 is the reflection characteristics irregular part length, W2 is a circumference length of the conveyance member, Li
is a movement amount of the conveyance member from a detection position at which an (i?I)-th detection operation is performed
at a detection position at which an i-th detection operation is performed, and n is a total number of the detection operations,
and i is a natural number of 2 to n, both inclusive.

US Pat. No. 9,158,258

IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. An image formation apparatus comprising:
an image formation apparatus body; and
a replacement member detachably provided in the image formation apparatus body and configured to be used for image formation,
wherein

the replacement member includes a first storage configured to store a life determination value used in a life determination
of the replacement member, and

the image formation apparatus body includes:
a connection section configured to be connected to the first storage of the replacement member; and
a controller configured to operate in: a first processing mode of accessing the first storage of the replacement member to
acquire the life determination value and managing a life of the replacement member based on the acquired life determination
value; and a second processing mode of managing the life of the replacement member such that a quality of image formation
using the replacement member is higher than that obtained through an operation in the first processing mode,

wherein
the image formation apparatus body includes a second storage configured to store management information including the life
determination value used in the life determination of the replacement member,

when the controller fails to acquire the management information from the first storage of the replacement member, the controller
sets the life determination value applied to the replacement member to the life determination value acquired from the second
storage,

the image formation apparatus body further includes an operation reception unit capable of receiving an operation from a user;
and

when the controller acquires the life determination value from the first storage of the replacement member, the controller
starts operating in the second processing mode, uses the operation reception unit to receive an input of the life determination
value, and sets the life determination value applied to the replacement member to the life determination value inputted from
the user when the life determination value inputted from the user is smaller than the life determination value obtained from
the first storage of the replacement member.

US Pat. No. 9,134,938

INFORMATION PROCESSING APPARATUS AND METHOD FOR SETTING PRINTING INFORMATION

OKI DATA CORPORATION, To...

14. The information processing apparatus according to claim 10, wherein each tab sheet includes at least one item of corresponding setting information, and the front image includes a plurality
of areas, each area corresponding to at least one item of setting information; and
wherein if the operator selects an area that corresponds to the at least one item of setting information existing on a tab
sheet different from a currently displayed tab sheet, the selection of the area causes the display section to switch from
the currently displayed tab sheet to the tab sheet that includes the at least one item of setting information corresponding
to the selected area.

US Pat. No. 9,086,665

FIXATION APPARATUS AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A fixation apparatus to fix a developer image transferred on a recording medium, the fixation apparatus comprising:
a fixation belt;
a heater member configured to generate heat by a resistance heating element and heat the fixation belt; and
a pressurization member provided on a position opposed to the fixation belt with the heater member interposed in between and
configured to press the heater member against the fixation belt while being in contact with the heater member, wherein

the pressurization member includes a temperature adjustment part provided near an end portion in a longitudinal direction
thereof and configured to suppress an amount of heat transmitted from the heater member, such that an amount of heat transferred
from the heater member to the pressurization member is smaller at the end portion as compared to a center portion of the pressurization
member in the longitudinal direction, wherein

the temperature adjustment part of the pressurization member comprises a groove that forms a gap between the temperature adjustment
part and the heater member, such that a thickness of a region of the pressurization member where the groove is provided is
approximately equal to a thickness of a region of the pressurization member where the groove is not provided.

US Pat. No. 10,073,403

IMAGE FORMATION APPARATUS THAT EXECUTES MISREGISTRATION CORRECTION

Oki Data Corporation, To...

1. An image formation apparatus comprising:a first image formation unit containing a first developer;
a second image formation unit disposed downstream of the first image formation unit in a traveling direction of a transfer target medium, the second image formation unit containing a second developer;
a third image formation unit disposed downstream of the second image formation unit in the traveling direction, the third image formation unit containing a third developer;
a detector configured to detect a first correction pattern formed on the transfer target medium by the first image formation unit, a second correction pattern formed on the transfer target medium by the second image formation unit, and a third correction pattern formed on the transfer target medium by the third image formation unit; and
a control unit programed to control image misregistration correction based on a result of detection by the detector, wherein
the control unit causes the first image formation unit to form the first correction pattern on the transfer target medium, and causes the third image formation unit to form the third correction pattern on the transfer target medium, and
when an amount of image misregistration between the first correction pattern and the third correction pattern is less than a predetermined value, the control unit neither causes the second image formation unit to form the second correction pattern, nor executes the image misregistration correction.

US Pat. No. 9,810,816

ROD LENS ARRAY UNIT, PRODUCTION METHOD OF ROD LENS ARRAY UNIT, LED PRINT HEAD, IMAGE SENSOR HEAD, IMAGE FORMING APPARATUS, AND IMAGE READER

Oki Data Corporation, To...

1. A rod lens array unit, comprising:
at least a rod lens array that includes a plurality of rod lenses arranged in a line, each of the rod lenses having an optical
axis extending in an optical axis direction, the rod lens array having a first surface at one end of the optical axis direction
and another first surface at the other end of the optical axis direction;

a pair of side plate parts stacked so as to sandwich the rod lens array in a thick direction that is orthogonal to the optical
axis direction, the side plate parts each having a second surface at the one end of the optical axis direction and another
second surface at the other end of the optical axis direction, and

an adhesive part that is formed mainly of an adhesive and interposes between the rod lens array and one of the side plate
parts with a predetermined thickness (D1) in the thick direction, another adhesive part having an adhesive end face at the one end of the optical direction, wherein

at the one end of the optical axis direction,
the first surface protrudes from the second surface in the optical axis direction,
composed with a protrusion face and a recess face that is recessed from the protrusion face by a protrusion distance (D3) in the optical axis direction, the protrusion face being positioned closer to the first surface than the recess face in
the thick direction,

protrusion face of the adhesive end face is flush with the first surface in the thick direction, and
the recess face of the adhesive end face is flush with the second surface in the thick direction.

US Pat. No. 9,335,714

IMAGE PROCESSING SYSTEM HAVING A CHARGING FUNCTION AND CHARGE APPARATUS

Oki Data Corporation, To...

1. An image processing system including an image forming apparatus and a charge apparatus connected to the image forming apparatus,
the image forming apparatus comprising:
a first communication unit communicating with the charge apparatus;
a first memory unit storing charge information with respect to a prescribed process executed by the image processing apparatus;
and

a first control unit judging whether communication with the charge apparatus is available, the first control unit transmitting
the charge information stored in the first memory unit through the first communication unit to the charge apparatus when the
communication is available, and

the charge apparatus comprising:
a second communication unit communicating with the image forming apparatus, the second communication unit receiving the charge
information from the image forming apparatus;

a second memory unit storing the charge information received from the image forming apparatus;
a judgment unit judging, upon receipt of a confirmation request of the charge information from a user, whether a prescribed
condition is satisfied, the judgment unit transmitting judgment information indicating that the prescribed condition is satisfied;
and

a second control unit performing notification of attention information relating to renewal of the charge information stored
in the second memory unit to the user upon receipt of the judgment information from the judgment unit.

US Pat. No. 9,296,576

MEDIUM CONVEYING DEVICE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A medium conveying device provided on an image forming apparatus, the medium conveying device comprising:
a medium placing tray provided on a main body of the image forming apparatus so as be openable and closable with respect to
the main body, the medium placing tray including a placing portion on which a medium is placed;

a first displacement member including a contact portion that contacts the medium placed on the placing portion and a first
engaging portion;

a second displacement member including a second engaging portion that engages the first engaging portion;
a detecting unit that detects a displacement state of the second displacement member; and
a determination unit that determines presence or absence of the medium on the placing portion based on a detection result
of the detection unit,

a feeding unit that feeds the medium on the placing portion in a medium conveying direction; and
a first roller provided downstream of the feeding unit in the medium conveying direction, the first roller being rotatable
about a rotation axis,

wherein the first engaging portion and the second engaging portion engage each other and disengages from each other in conjunction
with opening and closing operation of the medium placing tray,

wherein the first displacement member is displaced so as to be rotatable about a first rotation axis coaxial with the rotation
axis of the first roller.

US Pat. No. 9,268,259

DEVELOPER MATERIAL HOLDING APPARATUS, SUPPORTING APPARATUS THAT SUPPORTS THE DEVELOPER MATERIAL HOLDING APPARATUS, AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A supporting apparatus configured to hold a developer material holding apparatus that is mounted on the supporting apparatus,
the developer material holding apparatus including a shutter configured to open and close a developer material discharging
opening formed in the developer material holding apparatus, the supporting apparatus comprising:
a supporting surface that supports the developer material holding apparatus thereon;
a first limiting element that limits movement of the developer material holding apparatus in an insertion direction in which
the developer material holding apparatus is inserted into the supporting apparatus;

a shutter movement limiting element that limits movement of the shutter in the insertion direction;
a second limiting element that limits movement of the developer material holding apparatus in a pull-out direction in which
the developer material holding apparatus is pulled out of the supporting apparatus and movement of the shutter in the pull-out
direction, the pull-out direction being opposite to the insertion direction, the second limiting element being resiliently
deformable and extending in the pull-out direction, the second limiting element including

a securing portion at which the second limiting element is secured to a portion of the supporting apparatus,
a free end portion, and
a projection that is located between the securing portion and the free end portion,
the securing portion, the projection and the free end portion being disposed such that the securing portion is most upstream
with respect to the pull-out direction and the free end portion is most downstream with respect to the pull-out direction,
the projection projecting toward the developer material holding apparatus in a direction substantially perpendicular to the
pull-out direction; and

a third limiting element that limits displacement of the free end portion when the second limiting element resiliently deforms,
wherein as the developer material holding apparatus is pulled out in the pull-out direction, a part of the developer material
holding apparatus climbs over the projection, causing the second limiting element between the projection and the securing
portion to resiliently deform until the free end portion abuts the third limiting element and the projection abuts the shutter;

wherein as the developer material holding apparatus is further pulled out in the pull-out direction after the projection has
abutted the shutter, the shutter climbs over the projection causing the second limiting element between the projection and
the free end portion to resiliently deform, and then the shutter moves together with the developer material holding apparatus
in the pull-out direction.

US Pat. No. 9,063,717

POWER SUPPLY APPARATUS AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A power supply apparatus comprising:
a switching circuit configured to receive a drive signal and to output a switching signal on the basis of the drive signal;
a first piezoelectric transformer and a second piezoelectric transformer each configured to receive the switching signal and
to change an output in accordance with a frequency of the drive signal, wherein the first and second piezoelectric transformers
have respective resonance frequencies that are different from each other;

an output converter configured to detect the output and to output a feedback signal proportional to an output level;
a drive-signal generator configured to receive an N-bit division ratio, to divide a reference clock based on the received
N-bit division ratio, and to output the drive signal with an average cycle proportional to the N-bit division ratio;

a comparator configured to compare a target data value of a predetermined bit width with a feedback data value of the predetermined
bit width obtained by an analog-to-digital conversion of the feedback signal, and to output a comparative output in accordance
with a result of the comparison;
a selector configured to output a selection signal indicating which one of the first and second piezoelectric transformers
is selected to be controlled;
a data memory configured to hold preset data in each address, wherein the data memory is configured to store preset data for
the first and second piezoelectric transformers at first and second addresses, respectively;

an arithmetic unit configured to update successively the N-bit division ratio at every step whose processing timing is managed
by a timer, by adding or subtracting the preset data read from the data memory to or from the N-bit division ratio in accordance
with the comparative output; and

at least two systems each including the switching circuit, the first and second piezoelectric transformers, the output converter,
the drive-signal generator, the comparator, and the arithmetic unit,
wherein the arithmetic unit is configured to perform an arithmetic operation to make the feedback data value approach the
target data value by a negative feedback control, the arithmetic operation using, as the preset data, data read from an address
specified by data with a predetermined bit width of M, with M the preset data from the first address in the data memory and to perform an arithmetic operation, and configured, when the
second piezoelectric transformer is selected to be controlled, to read the preset data from the second address in the data
memory different from the first address and to perform an arithmetic operation,wherein the data memory is a single data memory configured to be shared by the at least two systems, andwherein the at least two systems are configured to alternatively act with sharing the single data memory at the processing
timings created by the timer repeatedly and successively from one system to another.

US Pat. No. 9,599,942

IMAGE FORMING APPARATUS AND FIXING DEVICE

Oki Data Corporation, To...

1. An image forming apparatus having a fixing device for fixing developer on a medium, the fixing device comprising:
a heating member;
an endless belt member subject to heating provided from the heating member;
a tension member tensioning the endless belt member;
a pressure member forming a pressurized contact nipping portion via the endless belt member;
a supporting member supporting the pressure member;
a pushing member pushing the pressure member and the endless belt member;
a fixing member pushing the pressure member and the endless belt member;
a medium guide guiding movement of the medium in a direction toward the pressurized contact nipping portion;
a pressure member moving mechanism for moving a position of an axis of rotation of the pressure member relative to the supporting
member in a lateral direction toward the medium guide; and

a controller controlling the position of the pressure member via the pressure member moving mechanism.

US Pat. No. 9,423,109

DISPLAY MODULE, DISPLAY APPARATUS, AND MANUFACTURING METHODS THEREOF

Oki Data Corporation, To...

1. A display module, comprising:
a substrate;
a plurality of light emitting elements provided on the substrate;
a bank provided on the substrate at a position separated by a trench from an outer circumferential edge of a display region
on which the plurality of light emitting elements are arranged, the bank being configured to enclose at least a part of the
outer circumferential edge of the display region, a surface of the trench being recessed; and

an outer circumference protection part provided on the bank and on an outer circumferential region of the bank, the outer
circumference protection part being formed of a resin material.

US Pat. No. 9,377,981

IMAGE FORMING SYSTEM THAT SENDS SCHEDULE INFORMATION OF IMAGE FORMING APPARATUS OVER NETWORK

Oki Data Corporation, To...

1. An image forming system, comprising:
an image forming apparatus that forms an image on a medium;
an information terminal operated by a user and connected to the image forming apparatus via a network; wherein
the image forming apparatus includes a notification part that produces schedule information of the image forming apparatus;
and

at least one of the image forming apparatus and the information terminal includes a display part that displays information
contained in the schedule information that is produced by the notification part.

US Pat. No. 9,176,423

DEVELOPER CONTAINER, DEVELOPMENT DEVICE, AND IMAGE FORMATION APPARATUS THAT HAVE SHUTTER MOVEMENT RESTRICTION MEMBER TO RESTRICT MOVEMENT OF SHUTTER MEMBER

Oki Data Corporation, To...

1. A developer container comprising:
a developer container body including a developer supply port configured to supply a developer stored inside the developer
container body to outside the developer container body; and a first shutter movement restriction groove provided on a surface
of the developer container body;

a shutter member provided to be movable over a region of the developer container body from a close position to an open position
of the developer supply port while being in a sliding contact with the surface where the first shutter movement restriction
groove is formed, the shutter member including a second shutter movement restriction groove configured to form a guide path
with the first shutter movement restriction groove by facing the first shutter movement restriction groove when the shutter
member closes the developer supply port at the close position; and

a shutter movement restriction member movably provided in the guide path formed by the first shutter movement restriction
groove and the second shutter movement restriction groove, the shutter movement restriction member configured to be positioned
in both the first shutter movement restriction groove and the second shutter movement restriction groove depending on an inclination
of the developer container body, and thereby to restrict a movement of the shutter member in an open direction from the close
position to the open position,

wherein the first shutter movement restriction groove has a cross sectional shape in which a central side is recessed deeper
than edges on both sides and is connected to the edges on both sides via inclined surfaces.

US Pat. No. 9,146,509

IMAGE FORMING APPARATUS WITH ROTATIONAL SPEED CONTROL UNIT FOR FIXING MEMBER

OKI DATA CORPORATION, To...

1. An image forming apparatus comprising:
a fixing member;
a pressing member;
a heating member for heating the fixing member;
a heating control unit that controls the heating member to heat the fixing member to a first set temperature or a second set
temperature that is different from the first set temperature;

a first temperature detection unit that detects a first temperature of the fixing member;
a second temperature detection unit that detects a second temperature of the pressing member;
a temperature setting unit that sets the first set temperature or the second set temperature according to the second temperature;
and

a rotational speed control unit that controls a rotational speed of the fixing member according to a first temperature difference
between the first temperature and the second temperature after the temperature setting unit sets the first set temperature
or the second set temperature,

wherein said rotational speed control unit is configured to increase the rotational speed of the fixing member when the first
temperature difference increases,

said heating control unit controls the heating member to heat the fixing member during a period of time in which an image
is fixed to a print medium, and

said rotational speed control unit is configured to control the rotational speed of the fixing member to be Vmot obtained
by the following equation:

Vmot=V0+B×(?T??)
where ?T is the first temperature difference; V0 is the rotational speed of the fixing member upon fixing; ? is a second temperature difference between the fixing member
and the pressing member when the print medium is prevented from being curled at the rotational speed V0; B is a coefficient representing a relationship between the rotational speed and a temperature difference between the fixing
member and the pressing member necessary to change the temperature difference from a current temperature difference to the
second temperature difference ? when a leading edge of the print medium reaches the fixing member.

US Pat. No. 9,137,409

ELECTRONIC APPARATUS AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. An electronic apparatus comprising:
a body;
a replaceable component detachably attached to the body, and including a first memory that stores information about the replaceable
component;

a second memory that is disposed within the body and stores first lifetime information therein;
a reading section configured to read the information about the replaceable component from the first memory; and
a controller configured to manage a lifetime of the replaceable component,
wherein if the information about the replaceable component that is successfully read by the reading section includes second
lifetime information that designates a specified lifetime for the replaceable component, the controller manages the lifetime
of the replaceable component in accordance with the second lifetime information, and

wherein if the information about the replaceable part that is successfully read by the reading section does not include the
second lifetime information, the controller manages the lifetime of the replaceable component in accordance with the first
lifetime information.

US Pat. No. 9,344,592

INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD

Oki Data Corporation, To...

1. An information processing device for executing first processing on a folder that includes files, comprising:
a central processing unit (CPU),
an operation device including a display, and
a storage medium having program instructions stored thereon, execution of which by the CPU causes the information processing
device to provide functions of:

an instruction unit that receives an execution instruction of the first processing to be performed on the folder via the operation
device, the operation device causing the display to display a list of files stored in the folder and information to inquire
confirmation for executing the first processing when the instruction unit receives the execution instruction;

a receiving unit that receives the confirmation via the operation device, after the list of files has been displayed on the
display; and

an execution unit that executes the first processing on the folder and each file in the folder, upon the receiving unit receiving
the confirmation;

wherein the operation device displays the list of files and information to inquire the confirmation on a single picture of
the display.

US Pat. No. 9,285,753

INFORMATION PROCESSING APPARATUS AND CONTROL PROGRAM

Oki Data Corporation, To...

1. An information processing apparatus, comprising:
a maintenance staff information store part that stores maintenance staff identification information;
a maintenance staff authentication part that determines an authentication success when identification information, which is
input from an operation panel, is identical to the maintenance staff identification information;

a maintenance history store part that, when a replacement of a consumable item is performed at every time, stores the maintenance
staff identification information as well as information of the consumable item that was used before the replacement, and the
stored maintenance staff indication information is related to the information of the consumable item;

an output part that outputs the maintenance staff identification information that was authenticated at the time of the replacement
of the consumable item used before the replacement as well as the information of the consumable item that is stored in the
maintenance history store part, the consumable item being used before the replacement; and

a first operation limitation part that limits executing a print process,
wherein the first operation limitation part checks a relation between the information of each consumable item and the maintenance
staff indication information in the maintenance history store part when a print job is received, and limits executing the
print process when the first operation limitation part decided there is no relation between the information of one of the
consumable items and the maintenance staff indication information.

US Pat. No. 9,274,485

IMAGE FORMING APPARATUS HAVING MEDIA CASSETTE WITH GROUNDING

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
an image forming apparatus body;
a cassette attaching section having a media supplying roller that supplies media to the image forming apparatus body;
a release portion;
a media cassette detachably installed in the cassette attaching section, the media cassette including:
a loading plate for loading the media stacked up in the media cassette;
a support section supporting the loading plate in a rotatable manner;
a pushing up member that pushes up the loading plate toward the media supplying roller;
a projecting portion; and
a plate holding portion that engages the loading plate and holds the loading plate against a pushing up force of the pushing
up member, the plate holding portion holding the loading plate when the support section of the media cassette is located outside
the cassette attaching section,

an urging portion urging the plate holding portion, the urging portion urging the plate holding portion to a position engageable
with the loading plate when the media cassette is located outside the cassette attaching section, the release portion pushing
the plate holding portion against an urging force of the urging portion, the release portion moving the plate holding portion
away from the position engageable with the loading plate;

the projecting portion and the release portion of the image forming apparatus body entering into a state electrically connecting
with each other at a position lower than the loading plate when the media cassette is inserted into the cassette attaching
section,

the projecting portion and the release portion of the image forming apparatus body being in an electrically disconnecting
state when the support section of the media cassette is located outside the cassette attaching section,

wherein, when the media cassette is inserted into the cassette attaching section while the media cassette is resisting against
the pushing up force of the pushing up member, the projecting portion and the release portion enter into the connecting state
while the media and the media supply roller are separated from each other,

wherein, when the projecting portion and the release portion enter into the connecting state, the static electricity of the
media is released to the grounding point through the projecting portion and the release portion, and

wherein, when the media cassette moves further into an inserting direction after the projecting portion and the release portion
enter into the connecting state, the loading plate comes closer to the media supplying roller by the pushing up force of the
pushing up member, and

a second ground conducting route including a ground portion provided in the image forming apparatus body, the ground portion
contacting the media conveyed with the media supplying roller after the media cassette is installed in the cassette attaching
section, the ground portion discharging electrostatic charges accumulated on the conveyed media.

US Pat. No. 9,223,249

IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming unit comprising:
an image carrier;
a developer carrier carrying a developer for developing images by attaching the developer to electrostatic latent images on
the image carrier;

a developer supply member for supplying the developer to the developer carrier;
a first developer container having an opening, for containing the developer;
a second developer container reserving the developer supplied via the opening from the first developer container; and
a stirring member disposed rotatably in a prescribed rotation direction around a rotation axis in the first developer container
for stirring the developer,

wherein the stirring member comprises an arm portion (81) extending from the rotation axis towards an inner wall (38i) of the first developer container, a first elastic member arranged at an end of the stirring member opposite to the other
end of the stirring member, at which a rotation axis of the arm portion is arranged, the first elastic member extending in
a first direction, and a second elastic member arranged at the end of the stirring member, the second elastic member extending
in a second direction different from the first direction, the second elastic member disposed on a downstream side of the first
elastic member in the rotation direction of the stirring member.

US Pat. No. 9,158,490

IMAGE FORMING SYSTEM AND APPARATUS USABLE WITH THE INTERNET IN A CLOUD PRINTING ARRANGEMENT

OKI DATA CORPORATION, To...

1. An image forming system comprising:
a server;
a first image forming apparatus; and
a second image forming apparatus,
wherein the server includes:
a first memory;
a registration unit that registers the first image forming apparatus with the server by storing identification information
for identifying the first image forming apparatus in the first memory;

a job obtaining unit that obtains a print job for the first image forming apparatus; and
a job transmission unit that, upon receiving a request including the identification information stored in the first memory,
transmits the print job obtained by the job obtaining unit to a source of the request,

wherein the first image forming apparatus includes:
a second memory that stores the identification information for identifying the first image forming apparatus; and
a first job reception unit that transmits the request including the identification information stored in the second memory
to the server and receives the print job transmitted from the server in response to the request, and

wherein the second image forming apparatus includes:
an identification information obtaining unit that obtains the identification information for identifying the first image forming
apparatus; and

a second job reception unit that transmits the request including the identification information obtained by the identification
information obtaining unit to the server and receives the print job transmitted from the server in response to the request.

US Pat. No. 9,118,859

IMAGE PROCESSING DEVICE AND IMAGE PROCESSING SYSTEM

Oki Data Corporation, To...

1. An image processing device, comprising:
an image reading part that reads an image on a document and generates image data based on the image;
an input part that accepts an input designation of a division number into which the image data of the document generated by
the image reading part is divided, and an output resolution of output image data created based on the image data;

a division processing part that creates divided image data by dividing the image data of the document by the division number
accepted by the input part;

a controller that sets a reading resolution based on the division number and the output resolution of the output image data;
and

a data output part that outputs the divided image data as the output image data, wherein
the controller controls the image reading part to read the image on the document at the set reading resolution,
the controller determines the reading resolution to read the image based on the division number and the output resolution,
and sets the determined reading resolution as the set scan resolution,

the controller calculates the reading resolution by multiplying the output resolution by a square root of the division number,
the controller compares the calculated reading resolution and a plurality of preset read executable resolutions at which the
image reading part is able to execute reading, and

the controller sets, as the reading resolution, the smallest one among the read executable resolutions that are greater than
the calculated reading resolution when the calculated reading resolution does not match the read executable resolution.

US Pat. No. 9,509,875

IMAGE PROCESS DEVICE

Oki Data Corporation, To...

1. An image process device, comprising:
a medium placing part that places a medium;
a sheet feeding part that feeds the medium from the medium placing part;
a first carrying part that is arranged on a downstream side of the sheet feeding part in a medium carrying direction and that
carries the medium fed from the sheet feeding part to the downstream side;

a second carrying part that is arranged on a downstream side of the first carrying part in the medium carrying direction,
and that carries the medium fed from the first carrying part to the downstream side;

an imaging unit that is positioned between the first carrying part and the second carrying part and reads an image on the
medium or form an image on the medium, to which the medium is carried from the first carrying part and from which the medium
is carried to the second carrying part;

a driving part that is equipped with a rotation shaft and provides a driving force via the rotation shaft;
a drive transmission member that rotates in correspondence with a rotation of the rotation shaft;
a first drive transmission system that connects the drive transmission member with the sheet feeding part and transmits the
driving force of the driving part to the sheet feeding part; and

a second drive transmission system that is independent from the first drive transmission system, connects the drive transmission
member with the first and second carrying parts and transmits the driving force of the driving part to the first and second
carrying parts.

US Pat. No. 9,488,942

BELT UNIT AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A belt unit, comprising:
a belt member;
a first pressing member provided to press the belt member;
a second pressing member provided to press the belt member;
a driving member that changes tension applied to the belt member by moving the first pressing member in a first direction
and moving the second pressing member in a second direction; and

a pressure member located to face the second pressing member with the belt member interposed between the pressure member and
the second pressing member, the pressure member biased toward the second pressing member, wherein

the driving member loosens the belt member by moving the first pressing member in the first direction and moving the second
pressing member in the second direction, and

the driving member biases the pressure member in a direction away from the second pressing member in a loosened state in which
the belt member is loosened.

US Pat. No. 9,417,555

IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. An image forming apparatus comprising a plurality of image forming units;
the plurality of image forming units including:
a first image forming unit that uses a first developer having first charging characteristics; and
a second image forming unit that uses a second developer having second charging characteristics differing from the first charging
characteristics;

the first image forming unit including:
a first image carrier;
a first developer carrier that is applied with a first developing voltage and develops a latent image on the first image carrier
with the first developer; and

a first layer-forming member that is applied with a first layer-forming voltage having the same polarity as polarity of the
first developing voltage and is disposed to face the first developer carrier;

the second image forming unit including:
a second image carrier;
a second developer carrier that is applied with a second developing voltage and develops a latent image on the second image
carrier with the second developer; and

a second layer-forming member that is applied with a second layer-forming voltage having the same polarity as polarity of
the second developing voltage and is disposed to face the second developer carrier; wherein:

an absolute value of the first layer-forming voltage is smaller than an absolute value of the first developing voltage; and
an absolute value of the second layer-forming voltage is greater than an absolute value of the second developing voltage.

US Pat. No. 9,411,258

IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. An image forming apparatus, comprising:
an image supporting member having a first circumferential surface that includes a photoreceptive layer;
an exposure section configured to perform exposure of the first circumferential surface and thereby form latent images;
a developer supporting member having a second circumferential surface opposed to the first circumferential surface, and configured
to develop the latent images with use of a developer;

a feeding member having a third circumferential surface opposed to the second circumferential surface, and configured to feed
the developer to the developer supporting member; and

a control section configured to control, while controlling exposure operation of the exposure section to allow the latent
images to be formed side by side at a predetermined interval on the first circumferential surface, varying timing of a development
voltage or both of the development voltage and a supply voltage to allow a portion P1 or both of the portion P1 and a portion P2 to be located within a gap between the latent images on the first circumferential surface, the portion P1 being a portion, in the first circumferential surface, opposed to the developer supporting member upon varying of the development
voltage, the portion P2 being a portion, in the first circumferential surface, opposed to a portion P3 of the developer supporting member, and the portion P3 being a portion, in the second circumferential surface, opposed to the feeding member upon varying of the supply voltage.

US Pat. No. 9,329,539

FIXING DEVICE INCLUDING HEATING BODY AND PROTECTOR AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A fixing device, comprising:
an endless belt that supplies heat to a medium;
a heating body that heats the endless belt;
a protector that senses a temperature of the heating body; and
a support member that is arranged between the heating body and the protector, wherein
the support member has a recess.

US Pat. No. 9,221,644

MEDIUM CONVEYING DEVICE AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A medium conveying device, comprising:
a first stacker to which a medium is ejected;
a first conveying path guiding the medium to the first stacker;
a second conveying path branched from the first conveying path at a first branching position, the second conveying path guiding
the medium;

a third conveying path branched from the second conveying path at a second branching position, the third conveying path guiding
the medium;

a second stacker to which the medium guided by the second conveying path is ejected, the second stacker being provided on
an apparatus main body so as to be openable and closable;

a first switching unit movable between a first position and a second position, the first switching unit guiding the medium
to the first conveying path at the first branching position when the first switching unit is in the first position, and guiding
the medium to the second conveying path at the first branching position when the first switching unit is in the second position;
and

a moving mechanism that moves the first switching unit from the first position to the second position in conjunction with
an opening operation of the second stacker,

wherein the moving mechanism comprises a second switching unit movable between a third position and a fourth position,
wherein the second switching unit guides the medium to the third conveying path at the second branching position when the
second switching unit is in the third position, and guides the medium to the second conveying path at the second branching
position when the second switching unit is in the fourth position, and

wherein the moving mechanism moves the second switching unit from the third position to the fourth position in conjunction
with the opening operation of the second stacker.

US Pat. No. 9,075,359

IMAGE FORMING APPARATUS WITH FUSION DEVICE HAVING A PLURALITY OF OPENING PARTS ON A HEAT TRANSMISSION MEMBER

Oki Data Corporation, To...

1. A fusion device for fusing a developer image on a print medium, comprising:
an endless belt that is driven in an endless belt moving direction to carry the print medium,
a sheet shape heating member that is arranged inside the endless belt, generates heat and includes a heating surface from
which the heat is conveyed to; and

a heat transmission member that is arranged inside the endless belt and has a belt contact surface (130a) on which the endless belt runs in a sliding fashion, wherein

the heat transmission member is configured with first, second and third members,
the first member is positioned between the second and third members in the endless belt moving direction, includes a first
surface, which is an opposite from the belt contact surface, contacting the heating surface of the heating member to transmit
the heat from the heating member to the endless belt through thereof, and

a second member that is positioned at a downstream side from the first member in the endless belt moving direction, having
a regulation surface that forms a corner with the first surface of the first member, and the second member including a plurality
of opening parts arranged in an rotational axis direction of the endless belt,

a third member that is positioned on an upstream side from the first member in the endless belt moving direction, having another
regulation surface that form another corner with the first surface of the first member, the third member including a plurality
of opening parts arranged in the rotation axis direction of the endless belt on the belt contact surface, and

the regulation surfaces and the first surface form a recess in which the heating member is equipped so that a position of
the heating member is regulated and no portion of the sheet shape heating member directly contacts to the endless belt,

at least some of the opening parts formed in the second member are offset with respect to some of the opening parts formed
in the third member in the endless belt moving direction.

US Pat. No. 9,933,739

DRUM UNIT, IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A drum unit, comprising:a photosensitive drum, and
a cleaning member that is arranged to contact to a surface of the photosensitive drum, wherein
a scratch remaining depth measured by a scratch test of the photosensitive drum under a following Test Condition 1 is 110 nm or less,
Test Condition 1 is:
test environment temperature=25° C.;
test environment humidity=50%;
test indenter=pre-mount type Berkovich indenter;
scratch direction=horizontal direction;
scratch speed=20 ?m/sec;
initial load=0 mN;
maximum reaching load=4 mN; and
load at the time of measuring the scratch remaining depth=1.9 mN.

US Pat. No. 9,310,748

CLEANING BLADE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A cleaning blade arranged to contact a surface of an image carrier to remove a developer on the surface of the image carrier,
wherein
the cleaning blade is made of an elastic body in which a loss elastic modulus at a temperature of 100° C. and a frequency
of 10 Hz is set within a range from 3.0×104 Pa to 2.61×105 Pa.

US Pat. No. 9,311,037

IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM

OKI DATA CORPORATION, To...

15. A printing method using a print server that provides, when identification information for an image forming apparatus is
stored in the print server, a service of receiving and storing a print job for the image forming apparatus and sending the
stored print job to the image forming apparatus, the printing method comprising:
a first step of receiving an instruction to delete the identification information for the image forming apparatus from the
print server; and

a second step of, when the instruction is received, sending the print server a request to send the print job, receiving a
print job for the image forming apparatus left in the print server, printing the received print job, and then sending the
print server a request to delete the identification information for the image forming apparatus from the print server.

US Pat. No. 9,285,761

COVER OPENING AND CLOSING MECHANISM AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A cover opening and closing mechanism, comprising:
a first cover member that is a part of a housing and swings between an open position and a close position about a first rotation
point; having a first sheet placing surface, a direction from the open position to the close position being defined as a close
direction, and

a second cover member that swings about a second rotation point in conjunction with a movement of the first cover member,
having a second sheet placing surface, wherein

the first cover member has a first engagement part at a distal end of the first sheet placing surface,
the second cover member has a second engagement part, which engages with the first engagement part when the first cover member
is positioned at the close position, at a distal end of the second sheet placing surface so that the first sheet placing surface
is flush with the second sheet placing surface,

during a process in which the first cover member swings in the close direction, a first contact part of the first cover member,
which is other than the first sheet placing surface, contacts to a second contact part of the second cover member, which is
other than the second sheet placing surface, before the first engagement part contacts to the second engagement part,

seen from a axial direction of the first rotation point, a moving path of the first engagement part is defined as a first
engagement path, a moving path of the second engagement part is defined as a second engagement path,

the first engagement path and the second engagement path are arranged to intersect at a first cross point, and
the first cross point is located at a downstream in the close direction from a second cross point where the first contact
part contacts to the second contact part.

US Pat. No. 9,201,343

DEVELOPMENT APPARATUS AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A development apparatus comprising:
an electrostatic latent image carrier configured to hold an electrostatic latent image on a surface thereof while rotating;
a developer carrier configured to develop the electrostatic latent image using a developer while rotating;
a developer accommodation section configured to accommodate the developer; and
a first and second developer supply members each configured to supply the developer accommodated in the developer accommodation
section to the developer carrier while rotating, wherein

the first developer supply member and the second developer supply member are each arranged at positions opposite to the developer
carrier so as to come into press-contact with the developer carrier,

the first developer supply member is arranged on a downstream side of the developer carrier in a rotation direction than the
second developer supply member,

an elastic layer is formed on an outer peripheral surface of each of the first developer supply member and the second developer
supply member, and

Hs1, ?1, t1, Hs2, ?2, and t2 satisfy a following formula (A),
10?Hs1×(?1/t1)+Hs2×(?2/t2)?50  (A)

where
Hs1 is a hardness of the outer peripheral surface of the first developer supply member,
t1 is a layer thickness of the elastic layer of the first developer supply member,
?1 is an NIP amount that is determined when the first developer supply member is in press-contact with the developer carrier,
Hs2 is a hardness of the outer peripheral surface of the second developer supply member,
t2 is a layer thickness of the elastic layer of the second developer supply member, and
?2 is an NIP amount that is determined when the second developer supply member is in press-contact with the developer carrier.

US Pat. No. 9,162,836

DRIVING FORCE TRANSMISSION DEVICE, MEDIUM TRANSPORT DEVICE, IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A medium transport device comprising:
a feeding unit that feeds a medium from a medium storage portion;
a transport unit that transports the medium fed by the feeding unit;
a driving source;
a transport driving unit for driving the transport unit, the transport driving unit being driven by the driving source;
a feeding driving unit for driving the feeding unit; and
a driving force transmission unit that transmits the driving force from the transport driving unit to the feeding driving
unit;

wherein the driving force transmission unit comprises:
a connection-and-disconnection unit that connects and disconnects a transmission of the driving force from the transport driving
unit to the feeding driving unit; and

a driving force transmission device transmitting the driving force from the transport driving unit to the connection-and-disconnection
unit,

wherein the driving force transmission device comprises:
a first rotating portion having a first facing portion;
a second rotating portion having a second facing portion, the second rotating portion having an operation range partially
overlapping with that of the first rotating portion; and

a cushioning member provided between the first facing portion and the second facing portion, the cushioning member being deformed
by being applied with a pressure;

wherein the first rotating portion and the second rotating portion transmit a driving force in a state where the cushioning
member is deformed by application of the pressure; and

wherein the driving force transmission device absorbs a change in load caused when the connection-and-disconnection unit connects
or disconnects the transmission of the driving force.

US Pat. No. 9,167,111

INFORMATION PROCESSING APPARATUS AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An information processing apparatus comprising:
a manipulating unit for receiving an instruction based on a user manipulation and outputting an instruction signal;
a setting unit for setting an arrangement item and an arrangement means for arranging a file or files based on the instruction
signal from the manipulating unit;

a detecting unit for detecting a file number; and
a controlling unit for arranging the file or files based on the arrangement item and the arrangement means set with the setting
unit in response to determining that the file number exceeds a threshold value,

wherein the arrangement item includes a first arrangement item and a second arrangement item,
wherein the arrangement means includes a first arrangement means and a second arrangement means,
wherein the first arrangement means is a means for producing a folder and storing a prescribed file in the folder,
wherein the second arrangement means is a means for sorting the files, and
wherein the setting unit sets either the first arrangement item or the second arrangement item, the setting unit sets either
the first arrangement means or the second arrangement means.

US Pat. No. 9,134,674

REPLACEABLE UNIT, IMAGE FORMING APPARATUS THAT INCORPORATES THE REPLACEABLE UNIT AND METHOD FOR ATTACHING A PART TO THE REPLACEABLE UNIT

Oki Data Corporation, To...

1. A replaceable unit removably inserted into an apparatus, comprising:
an installation detector board having a major surface, a first edge, a second edge, a third edge, and a fourth edge, the first
edge being on a side of the installation detector board opposite the second edge and the third edge being on a side of the
installation detector board opposite the fourth edge;

a body in which a first positioning portion and a second positioning portion are formed and aligned in a first direction such
that the first positioning portion abuts the first edge and the second positioning portion abuts the second edge; and

a retainer separate from the body and mounted on the body in a press-fitted relation, the retainer abutting at least one of
(i) the third edge and a part of the major surface in the vicinity of the third edge and (ii) the fourth edge and a part of
the major surface in the vicinity of the fourth edge, substantially preventing the installation detector board from moving
relative to the body in a second direction substantially normal to the major surface and in a third direction substantially
parallel to the major surface.

US Pat. No. 9,052,690

IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
a transfer unit configured to transfer an image that is formed by an image forming portion to a sheet;
a fixing unit configured to fix the transferred image to the sheet;
a first carrying path in which the sheet is carried from the transfer unit to the fixing unit;
a second carrying path in which the sheet carried from the fixing unit is carried in a predetermined direction;
an air way configured to connect the first carrying path and the second carrying path; and
an air flowing unit configured to flow air from the first carrying path into the second carrying path through the air way.

US Pat. No. 9,937,701

REMOVING UNIT AND REMOVING METHOD

Oki Data Corporation, To...

1. A removing unit, comprising:a first take-up roller that takes up, from a stack including a first base member and a second base member which are removably stacked with respect to each other, the first base member removed from the second base member;
a second take-up roller that takes up the second base member removed from the first base member of the stack;
a first roller provided upstream of the first take-up roller in a conveying direction of the first base member removed from the second base member and upstream of the second take-up roller in a conveying direction of the second base member removed from the first base member, the first roller rotating while being in contact with the stack;
a second roller provided downstream of the first roller in the conveying direction of the second base member removed from the first base member and upstream of the second take-up roller in the conveying direction of the second base member removed from the first base member, the second roller positioned such that the stack is directed between the first roller and the second roller, and the second base member removed from the first base member is directed along a surface of the second roller so as to rotate the second roller; and
a third roller provided downstream of the first roller in the conveying direction of the first base member removed from the second base member and upstream of the first take-up roller in the conveying direction of the first base member removed from the second base member, the third roller positioned such that the first base member is positioned between the third roller and the first roller as the first base member moves between the third roller and the first roller, and such that the first base member continues to move along a surface of the third roller downstream of a point where the first base member separates from the first roller, and the third roller configured to rotate based on being in moving contact with the first base member removed from the second base member,
wherein a tangent to a surface of the first roller facing a surface of the second roller is tangent to a surface of the first take-up roller, and
the third roller is provided to overlap the tangent, or is provided downstream from the tangent in a rotation direction of the first roller and provided upstream from a virtual line in the rotation direction of the first roller, the virtual line being a straight line that is tangent to the first roller on an opposite side of the first roller from a side of the first roller facing the second roller and passes a point of tangency of the first take-up roller on the tangent.

US Pat. No. 9,499,360

ROLLER UNIT AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A roller unit comprising:
a roller having a rotation shaft extending in a first direction;
a facing member facing the roller via a recording medium;
a holding member holding the roller movable between a separating position wherein the roller is separated from the facing
member and a contacting position wherein the roller contacts the recording medium on the facing member;

an urging member applying a first urging force to the roller in a second direction to separate the roller from the recording
medium; and

a drive force applying member applying a second urging force to the holding member via a clutch member to urge the roller
toward the recording medium in a third direction opposite to the second direction and applying a rotational force via the
clutch member to the roller to rotate the roller about the rotation shaft,

wherein the clutch member connects the drive force applying member with the holding member from a disconnected state at least
once during movement of the roller from the contacting position to the separating position to exert the second urging force,
countering the first urging force, to the holding member at least once during movement of the roller from the contacting position
to the separating position.

US Pat. No. 9,395,662

IMAGE FORMING APPARATUS WITH HEATING CONTROL UNIT

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
a fuser unit that heats a medium and fuses a developer on the medium;
first and second heating units that heat the fuser unit;
a temperature detection unit that detects a temperature of the fuser unit;
a heating control unit that
stores a first setting temperature and a second setting temperature that is a lower temperature than the first setting temperature,
and

controls power that is supplied to the first heating unit and power that is supplied to the second heating unit, wherein
the heating control unit
controls the power supplied to the first heating unit based on the temperature detected by the temperature detection unit
and the first setting temperature, and

controls the power supplied to the second heating unit based on the temperature detected by the temperature detection unit
and the second setting temperature, and

one of the first and second heating units is always supplied with the power by the heating control unit while the fuser unit
operates.

US Pat. No. 9,342,767

IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. An image formation apparatus for forming an image on a first side and a second side of a first medium, the image formation
apparatus comprising:
a first image data creation unit configured to create image data of a main image to be formed on the first side of the first
medium;

a second image data creation unit configured to create image data of a sub-image to be formed on the second side of the first
medium; and

an engine unit configured to form the main image on the first side of the first medium on the basis of the image data of the
main image, and the sub-image on the second side of the first medium on the basis of the image data of the sub-image, wherein
the sub-image includes a position indication part that indicates a position of the main image on the first side of the first
medium,

wherein the main image includes:
a first image having a plurality of color developers; and
a second image having a predetermined color developer that is operative as a coating layer that covers the first image when
provided on the first medium and that is operative as a backing layer of the first image when transferred on a second medium
different from the first medium,

wherein the sub-image further includes a reduced image of the second medium with an arrow pointing to a particular location
on the second medium.

US Pat. No. 9,280,735

DATA PROCESSING APPARATUS THAT PROCESSES INFORMATION BASED ON DATA PROCESSING IN CONNECTION WITH USER INFORMATION

Oki Data Corporation, To...

1. A data processing apparatus comprising:
a user-information acquisition unit configured to acquire information of a second user different from a first user, wherein
the first user inputs a job to cause the data processing apparatus to perform data processing;

a data processing unit configured to perform data processing in response to the first user's input job;
a data processing-information recording unit configured, when the second-user information is acquired by the user-information
acquisition unit and the data processing is executed by the data processing unit, to record, on the basis of the execution
of the data processing by the data processing unit in response to the first user's input job, processing information based
on the data processing in connection with the second-user information; and

a notification unit configured to notify the second user of the processing information based on the data processing executed
by the data processing unit,

wherein, when the data processing executed as a result of the first user's input job is performed by the data processing apparatus,
the notification unit notifies the second user of execution of the job input by the first user.

US Pat. No. 9,280,104

FIXING DEVICE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A fixing device for fixing a developer image on a recording medium conveyed in a prescribed direction, the fixing device
comprising:
a first belt in an endless form;
a first heat source for heating the first belt;
a first roller disposed at an inner peripheral surface of the first belt;
a second roller disposed at the inner peripheral surface of the first belt and at an upstream region of the first roller in
the prescribed direction;

a first reflection member, disposed between the first roller and the first heat source, the first reflection member reflecting
heat from the first heat source toward the first belt;

a second reflection member disposed between the second roller and the first heat source at the upstream region of the first
reflection member in the prescribed direction, the second reflection member reflecting heat from the first heat source toward
the first belt;

a first temperature detecting member for detecting temperature of the first reflection member by contacting the first reflection
member;

a pressure unit for contacting with pressure to the first roller and the second roller through the first belt, wherein the
pressure unit forms a nipping portion with the first roller, the second roller, and the first belt,

wherein the first reflection member includes:
a first reflection surface, reflecting heat toward an upstream region in the prescribed direction;
a second reflection surface, extending linearly toward the nipping portion from one end of the first reflection surface; and
a third reflection surface, extending substantially parallel to the second reflection surface from the other end of the first
reflection surface,

wherein the second reflection member includes:
a fourth reflection surface, reflecting heat toward a downstream region in the prescribed direction; and
a fifth reflection surface, extending linearly toward the nipping portion from one end of the fourth reflection surface,
wherein the second reflection surface and the fifth reflection surface form a route parallel thereto, extending toward the
nipping portion for transmitting heat to the nipping portion, and wherein the first temperature detecting member contacts
a rear surface of the third reflection surface.

US Pat. No. 9,280,109

FIXATION DEVICE AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A fixation device comprising:
a heating member;
a fixation belt configured to be heated by the heating member and formed as an endless belt;
a first fixation member configured to abut on an inner circumferential surface of the fixation belt;
a second fixation member located upstream of the first fixation member in a paper conveyance direction and configured to abut
on the inner circumferential surface of the fixation belt;

a press member located between the first fixation member and the second fixation member and configured to abut on the fixation
belt;

a pressurization member configured to abut on an outer circumferential surface of the fixation belt, and press at least against
the first fixation member and the press member via the fixation belt;

a support frame configured to support the first fixation member;
a holding plate configured to support the press member; and
a press mechanism configured to support the pressurization member and to cause the pressurization member to press against
the first fixation member and the press member, wherein

the press mechanism includes a pressurization lever swingably supported on the support frame and configured to support the
pressurization member, and a pressurization member bias unit configured to bias the pressurization lever to cause the pressurization
member to press at least against the first fixation member and the press member.

US Pat. No. 9,270,848

INFORMATION PROCESSING DEVICE

Oki Data Corporation, To...

1. An information processing device operable to perform a plurality of functions, comprising:
a setting part configured to set a first attribute of a file and a second attribute of a folder, wherein the first and second
attributes are information to specify one of the plurality of functions of the information processing device; and

a controller configured, when the first attribute does not match the second attribute when comparing the first attribute with
the second attribute, to restrict storage of the file into the folder.

US Pat. No. 9,207,634

IMAGE FORMATION APPARATUS THAT HAS TEMPERATURE SENSOR FOR DETECTING TEMPERATURE THEREIN

Oki Data Corporation, To...

1. An image formation apparatus, comprising:
a developer image carrier configured to carry a developer image;
a transfer unit provided in contact with the developer image carrier, and configured to transfer the developer image onto
a medium which is conveyed along a medium conveyance path which passes through a contact between the developer image carrier
and the transfer unit;

a blower provided on one of an upstream side and a downstream side, in a medium conveyance direction, of the contact, and
configured to flow air to cool the surface temperature of the developer image carrier;

a temperature sensor provided on the other of the upstream and downstream sides, in the medium conveyance direction, of the
contact, and configured to sense an ambient temperature around the developer image carrier; and

a guide configured, when the blower operates, to guide air from the contact toward the downstream side in the medium conveyance
direction and to guide air from the contact toward the upstream side in the medium conveyance direction.

US Pat. No. 9,195,172

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A developing device for developing latent images formed on an image carrier with a developer including toner carrier and
toner, comprising:
a developer container containing the developer;
a developer conveying member conveying the developer contained in the developer container as stirring the developer to circulate
the developer in a circulation path in the developer container;

a supply unit supplying at least the toner carrier to the circulation path;
a discharge unit for discharging excessive developer in the circulation path according to supply from the supply unit; and
a discharge prohibiting unit prohibiting discharge of the developer from the discharge unit during a predetermined discharge
prohibiting period in a case where the toner carrier is supplied from the supply unit.

US Pat. No. 9,159,009

IMAGE FORMING APPARATUS AND IMAGE OUTPUT APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus comprising:
an acquisition unit configured to acquire first data;
a writing unit configured to write to an external memory medium the first data contemporaneously with apparatus identification
information identifying the image forming apparatus,

wherein the external memory medium stores the first data written at the writing unit and second data not associated with the
apparatus identification information;

an operating unit configured to receive a processing instruction with respect to the first data or the second data written
in the external memory medium; and

a processing unit configured to judge whether or not the apparatus identification information is associated with the first
data when the operating unit receives the processing instruction with respect to the first data, the processing unit performing
a processing with respect to the first data written in the external memory medium based on a judgment result that the apparatus
identification information is associated with the first data, and

the processing unit being further configured to judge whether or not the apparatus identification information is associated
with the second data when the operating unit receives the processing instruction with respect to the second data, the processing
unit restricting the processing with respect to the second data written in the external memory medium based on the judgment
result that the apparatus identification information is not associated with the second data.

US Pat. No. 9,113,005

IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM FOR SECURE TRANSMISSION OF IMAGE DATA

Oki Data Corporation, To...

1. An image transmission apparatus comprising:
an original document reading unit configured to read an original document, and produce image data;
an operation unit configured to receive an input of a first password;
a receiving unit configured to receive request information including a second password from an information processing apparatus;
a control unit configured to control the original document reading unit to read the original document based on the request
information, and transmit the image data to an external device; and

a detection unit configured to detect the original document loaded on the original document reading unit, wherein the control
unit restricts transmission of the image data to the external device if the first password does not correspond to the second
password, wherein the control unit controls to switch modes of the image transmission apparatus between a first mode and a
second mode,

wherein the first mode represents a mode in which the control unit allows the original document reading unit to be on standby
for reading the original document based on the request information, and the second mode is a mode different from the first
mode, wherein the request information further includes reading condition information indicating original document reading
condition, and wherein the original document reading unit reads the original document on the original document reading condition
indicated by the reading condition information; and

wherein the operation unit receives an instruction input to enter into the first mode,
wherein, after the operation unit receives the instruction input and the detection unit detects the original document, the
operation unit allows an input of the first password.

US Pat. No. 9,048,841

DRIVER CIRCUIT, DRIVER APPARATUS, AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A driver circuit for use with a power supply to drive a plurality of groups of light emitting elements, each light emitting
element including a first terminal, a second terminal connected to a node at a predetermined potential, and a third terminal
that controls electrical conduction between the first terminal and the second terminal, the driver circuit comprising:
a first driver section commonly connected to the first terminal of a first light emitting element in a first group of the
plurality of groups and the first terminal of a second light emitting element in the first group; and

a second driver section commonly connected to the third terminal of the first light emitting element and the third terminal
of a third light emitting element in a second group of the plurality of groups, the second driver section including:

an output terminal that is commonly connected to the third terminals of the first and third light emitting elements, and that
supplies a common control signal to the third terminals of the first and third light emitting elements;

a series combination of a first PMOS transistor and a voltage level shifter, the series combination being connected between
the power supply and the output terminal, the first PMOS transistor including a source that is connected to the power supply
and a drain that is connected to the output terminal via the voltage level shifter; and

a second PMOS transistor connected between the output terminal and ground, the second PMOS transistor including a drain connected
to the ground and a source directly connected to the output terminal and the series combination,

wherein the second driver section further includes:
an input terminal;
a first inverter connected to the input terminal;
a timing adjusting circuit connected between the first inverter and a gate of the first PMOS transistor; and
a second inverter connected between the first inverter and a gate of the second PMOS transistor, and
wherein the timing adjusting circuit operates such that the first PMOS transistor and the second PMOS transistor are switched
between an on-state and an-off state substantially simultaneously.

US Pat. No. 9,477,185

HEATER CONTROL UNIT AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A heater controlling unit, comprising:
a power factor correction circuit configured to convert a first alternating-current voltage supplied from a power supply into
a direct-current voltage;

an inverter configured to generate a second alternating-current voltage from the direct-current voltage converted by the power
factor correction circuit; and

a plurality of heaters to each of which the second alternating-current voltage generated by the inverter is applied, wherein
the inverter includes output sections that are the same in number as the heaters,
the output sections are coupled to the respective heaters, and
the inverter outputs the second alternatin¤t voltage from each of the output sections, the second alternating-current
voltages outputted from the respective output sections having different root-mean-square values from each other.

US Pat. No. 9,474,004

MOBILE DEVICE AND INFORMATION PROCESSING SYSTEM

Oki Data Corporation, To...

1. A mobile device, comprising:
a wireless communicating unit configured to communicate via a plurality of kinds of wireless networks;
an input unit configured to receive an order ranking and prioritizing one or more communicative conditions; and
a communication control module configured to select a first wireless network from a plurality of available wireless networks
based on the priority ranking that is a result of the ranking and prioritizing of the one or more communicative conditions,
and to control the wireless communicating unit so as to transmit data via the first wireless network, wherein

the communication control module determines if a transmission speed of the first wireless network is restricted or not restricted;
the communication control module requires an acknowledgement of use for the first wireless network from the user if the transmission
speed is not restricted in order to send data via the first network; and

the communication control module does not require an acknowledgement of use for the first wireless network from the user if
the transmission speed is restricted in order to send the data via the first network, wherein

the communication control module selects the first wireless network after receiving the acknowledgement when the transmission
speed is not restricted, and

the communication control module determines that the transmission speed is restricted to a slower transmission speed if accumulated
communication volume for a set period is greater than a reference volume.

US Pat. No. 9,469,134

VENTILATION DEVICE, IMAGE FORMING APPARATUS, AND INFORMATION PROCESSING APPARATUS

Oki Data Corporation, To...

1. A ventilation device, comprising:
a ventilation part that includes a first engagement part and that allows air to flow therethrough; and
an air-feeding direction change part that includes a second engagement part, that is revolvably attached to the ventilation
part by engaging the first engagement part and the second engagement part, and that changes an air-feeding direction in accordance
with its revolving, wherein

the ventilation part includes an attachment center, a plurality of aperture parts, and a plurality of cavity parts formed
around the attachment center, the attachment center being for revolvably attaching the air-feeding direction change part,
wherein the cavity parts have a bottom wall and a predetermined depth,

the air-feeding direction change part includes an oblique member and a ventilation mouth part, the oblique member being disposed
to incline with respect to a rotational axis of the air-feeding direction change part, and the ventilation mouth part communicating
with the plurality of aperture parts under a state where the air-feeding direction change part is attached to the ventilation
part,

the plurality of aperture parts and the plurality of cavity parts of the ventilation part form a plurality of concentric polygons
having a common center at the attachment center of the ventilation part at which the air-feeding direction change part is
attached, a concentric polygon formed by the plurality of cavity parts having a size smaller than concentric polygons formed
by the plurality of aperture parts,

a number of the aperture parts forming a first polygon at a farther distance from the center of the polygons is greater than
a number of the aperture parts forming a second polygon at a closer distance from the center of the polygons, and

the number of aperture parts forming a respective one of the plurality of concentric polygons are separated from the number
of aperture parts forming other ones of the plurality of concentric polygons.

US Pat. No. 9,438,751

IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
a case;
a medium cassette that is detachably installed to the case and capable of selectively loading a plurality of types of mediums;
a sensor that detects at least first and second states of the medium cassette, the first status being determined when the
medium cassette installed in the case moves in a detaching direction and is detached from the case, and the second state being
determined when the medium cassette moves in an installing direction, which is an opposite direction from the detaching direction,
and is installed in the case after the first status is detected,

an output part that outputs medium setting promotion information for setting medium type information relating to the type
of the medium loaded in the medium cassette; and

a control part that controls an image forming process using the medium loaded in the medium cassette based on a detection
result by the sensor and the medium type information, wherein

when the second state is detected by the sensor before a predetermined time passes from a detection of the first state by
the sensor, the control part performs the image forming process by omitting an output of the medium setting promotion information,
and

when the second state is detected by the sensor after the predetermined time has passed from the detection of the first state
by the sensor, the control part performs the image forming process after outputting the medium setting promotion information.

US Pat. No. 9,207,566

DEVELOPMENT DEVICE AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A development device comprising:
a developer carrier configured to develop an electrostatic latent image with a developer while rotating, the electrostatic
latent image being carried on a surface of a rotating electrostatic latent image carrier; and

first and second developer supply members configured to, while rotating in the same rotation direction, supply the developer
carrier with the developer contained in a developer container, wherein

the first developer supply member and the second developer supply member are disposed at positions opposed to the developer
carrier, and in contact with the developer carrier,

the first developer supply member is disposed downstream of the second developer supply member in a rotational direction of
the developer carrier, and

a first contact amount at which the first developer supply member is in contact with the developer carrier is set smaller
than a second contact amount at which the second developer supply member is in contact with the developer carrier, wherein
the first contact amount is not less than 30 percent but not greater than 40 percent of a sum total of the first contact amount
and the second contact amount.

US Pat. No. 9,141,022

IMAGE FORMING APPARATUS HAVING AN IMAGE FORMING UNIT ARRANGED DETACHABLY TO AN APPARATUS BODY AND HAVING AN IMAGE CARRIER, AN EXPOSURE DEVICE, ARRANGED IN THE APPARATUS BODY, FOR EXPOSING THE IMAGE CARRIER, AND A CLEANER FOR CLEAN

Oki Data Corporation, To...

1. An image forming apparatus comprising:
an image forming unit having an image carrier and being arranged detachably to an apparatus body;
a unit supporting member provided to the apparatus body, for supporting the image forming unit in a detachably inserting manner;
and

an exposure device, arranged in facing the image carrier while the image forming unit is attached to the apparatus body, for
exposing a surface of the image carrier,

wherein the unit supporting member includes a first contact supporting portion for supporting the image forming unit, and
a second contact supporting portion disposed on a downstream side of the first contact supporting portion in a taking out
direction of the image forming unit from the unit supporting member for forming a step portion projecting from a level of
the first contact supporting portion, and

wherein the image forming unit includes a first contact supported portion contacting and being supported by the first contact
supporting portion, a second contact supported portion contacting and being supported by the second contact supporting portion,
and a cleaner for cleaning the exposure device when the image forming unit is taken out from the unit supporting member.

US Pat. No. 9,098,796

IMAGE FORMING DEVICE AND IMAGE FORMING METHOD

Oki Data Corporation, To...

1. An image forming device comprising:
an image processing unit for generating first image data specifying first gradation values of at least one color among black
and chromatic colors and generating second image data specifying second gradation values such that the second gradation values
are each greater than a first predetermined value when a sum of the first gradation values is equal to or less than a second
predetermined value; and

an image forming unit for forming a first image layer, based on the first image data, by using a developing agent of the at
least one color among black and the chromatic colors, and forming a second image layer, based on the second image data, by
using a white developing agent.

US Pat. No. 9,069,320

CLEANING DEVICE, IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A cleaning device incorporated in an image forming apparatus, the image forming apparatus comprising an image carrier and
a transfer member, the image carrier carrying a developer image formed by an electrophotographic method, the transfer member
transferring the developer image from the image carrier to a medium, the cleaning device comprising:
a cleaning member that removes, from the image carrier, residual developer that remains on the image carrier without being
transferred from the image carrier to the medium;

a rotary conveying member that has a rotation axis in a predetermined direction, rotates about the rotation axis, and conveys
the removed residual developer in the predetermined direction; and

a housing that contains the rotary conveying member,
the housing comprising:
a support member that supports the cleaning member; and
a protective member that has an inner wall which opposes outer periphery of the rotary conveying member and partially covers
the rotary conveying member, wherein

the protective member is made of a resin molding material to which filler is not added,
the support member is made of a resin molding material to which filler is added, wherein
the filler is inorganic filler of which glass fiber is a main component.

US Pat. No. 9,753,397

IMAGE FORMING APPARATUS AND IMAGE DISPLACEMENT CORRECTION METHOD

OKI DATA CORPORATION, To...

1. An image forming apparatus comprising:
a first optical head group and a second optical head group that form electrostatic latent images on at least one image carrier,
the first optical head group including a plurality of first optical heads arranged in a sub-scanning direction, the second
optical head group including a plurality of second optical heads arranged in the sub-scanning direction, the first optical
head group and the second optical head group overlapping each other in a main scanning direction;

a detector that is disposed to correspond to a region where the first optical head group and the second optical head group
overlap each other and that detects displacement amounts between the first optical heads and the second optical heads; and

a controller that performs registration by controlling light emission of the plurality of first optical heads and the plurality
of second optical heads based on the detection by the detector, wherein the controller:

with one of the first optical heads in the first optical head group as a reference, performs registration on the other first
optical heads in the first optical head group based on the detection by the detector;

with one of the second optical heads in the second optical head group as a reference, performs registration on the other second
optical heads in the second optical head group based on the detection by the detector; and

performs registration between the first optical head group and the second optical head group based on a displacement amount
between one of the first optical heads in the first optical head group and one of the second optical heads in the second optical
head group.

US Pat. No. 9,459,586

IMAGE FORMING APPARATUS AND DETACHABLE UNIT FOR USE THEREWITH

OKI DATA CORPORATION, To...

1. An image forming apparatus comprising:
an apparatus main body including a guide section and a contact terminal as a spring; and
a detachable unit including a holder for holding a circuit board having an electrode terminal which comes into contact with
the contact terminal, a state of the detachable unit being changed to an attached state by inserting the detachable unit along
the guide section in an insertion direction, the state of the detachable unit being changed to a detached state by withdrawing
the detachable unit along the guide section in a withdrawal direction opposite to the insertion direction, wherein:

the holder includes a first positioning member for positioning a tip end of the circuit board in the insertion direction when
the detachable unit holding the circuit board in the holder is slid along the guide section to be inserted in the insertion
direction; and

the first positioning member forms two slit parts, through which the contact terminal passes when the detachable unit not
holding the circuit board in the holder in the attached state is slid in the withdrawal direction.

US Pat. No. 9,327,924

SHEET CONTAINING DEVICE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A sheet containing device comprising:
a sheet containing unit for containing a sheet;
a regulation member arranged movably in a prescribed moving direction with respect to the sheet containing unit for regulating
a position of the sheet contained in the sheet containing unit in the moving direction;

a first engaging portion provided at the regulation member; and
a first engaged portion provided at the sheet containing unit for holding the regulation member at plural holding positions
in the moving direction by engaging the first engaging portion,

wherein one of the first engaging portion and the first engaged portion has a plurality of engagement grooves arranged with
first intervals in the moving direction,

wherein the other of the first engaging portion and the first engaged portion has a plurality of engagement projections arranged
with second intervals in the moving direction, the engagement projections engaging the plural engagement grooves, and

wherein an interval of the plural holding positions is equal to the first interval whereas the second interval is an integral
multiplication equal to or greater than two of the first interval.

US Pat. No. 9,235,155

IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
a first image forming section including an image supporting member and a developer supporting member, and configured to form
an auxiliary layer, the image supporting member being configured to support a latent image on a surface thereof, and the developer
supporting member being configured to support, on a surface thereof, a developer that is to be supplied to the image supporting
member and allows the latent image to be developed;

a second image forming section including an image supporting member and a developer supporting member, and configured to form
an image layer, the image supporting member being configured to support a latent image on a surface thereof, and the developer
supporting member being configured to support, on a surface thereof, a developer that is to be supplied to the image supporting
member and allows the latent image to be developed; and

a controller configured to control the first image forming section and the second image forming section to allow a first velocity
and a second velocity to be different from each other, the first velocity being a traveling velocity of the surface of the
developer supporting member in the first image forming section, and the second velocity being a traveling velocity of the
surface of the developer supporting member in the second image forming section.

US Pat. No. 9,235,159

DEVELOPER CONVEYING DEVICE AND IMAGE FORMING APPARATUS HAVING A DEVELOPER REMOVING PORTION

OKI DATA CORPORATION, To...

1. A developer conveying device comprising:
a rotatable developer conveying body including a shaft portion and a blade portion provided on the shaft portion for conveying
a developer; and

a developer removing portion including:
a removing-portion-main body;
a developer removing fin supported by the removing-portion-main body and being bent at a bending position, the developer removing
fin contacting the developer conveying body in a counter direction with respect to a rotating direction of the developer conveying
body; and

a slit extending along the developer removing fin to reach the removing-portion-main body, the slit having a closed end which
is located at a position shifted from the bending position in a direction away from a tip end of the developer removing fin,

wherein a distance from the bending position to the closed end of the slit is shorter than a distance from the bending position
to the tip end of the developer removing fin.

US Pat. No. 9,223,248

IMAGE FORMING APPARATUS FOR IMAGE FAILURE PREVENTION

Oki Data Corporation, To...

1. An image forming apparatus comprising:
a first developing unit utilizing a first developer;
a second developing unit utilizing a second developer;
a first light source for emitting light in accordance with printing data, the first light source corresponding to the first
developing unit;

a second light source for emitting light in accordance with printing data, the second light source corresponding to the second
developing unit;

the first developing unit includes:
a first image carrier carrying on a surface thereof a latent image based on the emitted light;
a first developer carrier for developing the latent image on the image carrier; and
a first supply member for supplying a first developer to the first developer carrier, wherein the first developer includes
an organic colorant;

the second developing unit includes:
a second image carrier carrying on a surface thereof a latent image based on the emitted light;
a second developer carrier for developing the latent image on the image carrier; and
a second supply member for supplying a second developer to the second developer carrier, wherein the second developer includes
a metallic colorant, and

a controller for controlling a first voltage between the first developer carrier and the first supply member and a second
voltage between the second developer carrier and the second supply member in accordance with a measured use of the image forming
apparatus,

wherein:
if a first developer consumption rate corresponding to the measured use is below a threshold value, a first correction value
is applied to the first voltage between the first developer carrier and the first supply member, and

if a second developer consumption rate corresponding to the measured use is below the threshold value, a second correction
value is applied to the second voltage between the second developer carrier and the second supply member, and wherein the
second correction value is greater than the first correction value.

US Pat. No. 9,210,296

IMAGE PROCESSING APPARATUS

Oki Data Corporation, To...

1. An image processing apparatus comprising:
a storage unit configured to store image data therein;
a processor configured to assign the image data a first restriction to restrict a first operation on the image data and a
second restriction to restrict a second operation on the image data;

an output unit configured to output the image data with the first restriction and second restriction;
a restriction information storage unit having a preset first password to lift the first restriction to allow the first operation
and a preset second password to lift the second restriction to allow the second operation;

an entry unit configured to allow a user to set a new first password to lift the first restriction to allow the first operation
and set a new second password to lift the second restriction to allow the second operation; and

a selector configured to, by way of an entry by the user on a single display screen, allow the user to select one from the
group consisting of: a) to use the preset passwords stored in the restriction information storage, and b) to set new passwords
by way of the entry unit, to be used for the assignment of the first restriction and the second restriction to the image data
by the processor.

US Pat. No. 9,176,448

IMAGE FORMING APPARATUS CAPABLE OF ADJUSTING BLACK AND COLOR PRINT DENSITIES AND CONTROL PROGRAM FOR ADJUSTING SUCH DENSITIES

Oki Data Corporation, To...

1. An image forming apparatus comprising:
an image forming part forming an image on a medium using a developer of black and developers of a plurality of colors different
from black;

a sample pattern outputting part holding a sample pattern and supplying the held sample pattern to the image forming part
to form an image on a medium to be output as a sample, the sample pattern including a reference image, a plurality of color
sample images and a target image, the reference image and the plurality of color sample images being formed by the developers
of the plurality of colors, the target image being formed by the developer of black, the reference image being expressed by
the plurality of the colors of respective predetermined densities, the plurality of the color sample images being expressed
by modifying the predetermined density of each of the plurality of the colors that are used to express the reference image
by a predetermined amount;

a designation part allowing a user to designate one of the color sample images that configure the sample pattern;
a first holding part determining and holding color density adjustment amounts that are used when the image forming part performs
image formation using the developers of the plurality of colors, according to the color sample image that is designated by
the user;

an adjusting part adjusting color densities that are used when the image forming part performs the image formation using the
developers for the plurality of colors, according to the color density adjustment amounts held by the first holding part;

a presenting part presenting to the user the color density adjustment amounts that are held by the first holding part;
a modifying part receiving from the user modifications with respect to the color density adjustment amounts that are presented
by the presenting part and updating the color density adjustment amounts that are held by the first holding part to color
density adjustment amounts after the modification; and

a second holding part holding a black density adjustment amount that is used when the image forming part performs image formation
using the developer of black, wherein

the presenting part presents to the user the black density adjustment amount that is held by the second holding part,
the modifying part receives from the user a modification with respect to the black density adjustment amount that is presented
by the presented part and updates the black density adjustment amount that is held by the second holding part to a black density
adjustment amount after the modification, and

the adjusting part adjusts a black density that is used when the image forming part performs the image formation of the target
image using the developer of black, according to the updated black density adjustment amount.

US Pat. No. 9,134,648

IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming unit comprising:
a developer bearing body that bears a developer;
a supplying member provided so as to face the developer bearing body, the supplying member rotating to collect the developer
from the developer bearing body and supply the developer to the developer bearing body;

a developer storage portion that stores the developer to be supplied to the supplying member; and
a charge providing member that charges the developer held on the supplying member;
wherein, in a rotating direction of the supplying member, the charge providing member is disposed on a downstream side of
an opposing portion between the developer bearing body and the supplying member;

wherein a first voltage is applied to the supplying member;
wherein a non-voltage-application time period is provided after the first voltage is applied to the supplying member, the
charge providing member being applied with no voltage during the non-voltage-application time period;

wherein a second voltage is started to be applied to the charge providing member when the non-voltage-application time period
elapses; and

wherein the non-voltage-application time period corresponds to a time period required for the supplying member to rotate at
least one turn.

US Pat. No. 9,126,788

IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus in which a sheet supply cassette configured to stack recording media thereon slidably moves
in an installation direction and a pull-out direction so that the sheet supply cassette changes its position between a pull-out
position where the sheet supply cassette is pulled out from an apparatus main body and an installation position where the
sheet supply cassette is installed to the apparatus main body, the image forming apparatus comprising:
an engagement member provided on the sheet supply cassette;
a biasing member that is configured with a first part formed at an end of the biasing member, a second part formed at another
end of the biasing member, and an elastic part provided between the first and second parts, the biasing member applying elastic
force,

the second part being supported to the apparatus main body with a shaft such that the second part swings around the shaft,
the first part engaging with the engagement member so that the biasing member maintains a compressed state by the engagement
member; and

a guide restriction member provided on the apparatus main body and configured to restrict a movement of the first part in
the installation direction and the pull-out direction, wherein

during a process in which the sheet supply cassette moves in the installation direction from the pull-out position toward
the installation position, the biasing member swings in a first direction by the engagement member, becoming one of a first
status through a third status,

in the first status, the first part has not engaged with the engagement member,
in the second status, the first part engages with the engagement member and moves in the installation direction,
in the third status, the sheet supply cassette reaches the installation position and the biasing member biases the engagement
member toward the installation position.

US Pat. No. 9,106,870

PRINTING APPARATUS AND IMAGE PROCESSING APPARATUS THAT RESTRICTS USER INPUT UNDER CERTAIN CONDITIONS

Oki Data Corporation, To...

1. A printing apparatus configured to perform input restriction or cancel the input restriction according to a notification
received from an authentication device, the printing apparatus comprising:
a job manager configured to manage a job to be executed and provide notice of a start of a process necessary to execute the
job;

an input-unit controller configured to control which screen to display on a display part of a display input unit and to control
an input status of an input button of the display input unit;

an operational status manager configured to retain a current execution status of a process and a current input status of the
input button; and

a panel restriction controller configured to receive, from an authentication device, an input restriction notification to
restrict input of the input button of the display input unit and an input restriction cancel notification to cancel the input
restriction, wherein

a display level is preset for each screen to be displayed on the display part, and an operational status control mode of the
printing apparatus is set to be active or inactive,

upon receipt of the input restriction cancel notification from the authentication device, the panel restriction controller
notifies the input-unit controller of cancellation of the input restriction to display an initial screen on the display part,

upon receipt of the input restriction notification from the authentication device,
if an operational status of the printing apparatus retained by the operational status manager is a busy status, the panel
restriction controller sends a notification of the input restriction to the input-unit controller after postponing the sending
until the operational status changes to an idle status, and

if the operational status of the printing apparatus retained by the operational status manager is the idle status, the panel
restriction controller immediately sends the notification of the input restriction to the input-unit controller upon a receipt
of the input restriction notification,

upon receipt of the notification of the input restriction, if the operational status control mode is set to be active, the
input-unit controller displays a panel restriction screen on the display part, and

upon receipt of the notification of the input restriction, if the operational status control mode is set to be inactive, the
input-unit controller compares the display level of a current screen currently being displayed with the display level of a
next screen to be displayed next and displays the screen with the higher display level on the display part.

US Pat. No. 10,048,614

IMAGE FORMING APPARATUS THAT FORMS IMAGE USING LUMINESCENT TONER AND NON-LUMINESCENT TONER

Oki Data Corporation, To...

1. An image forming apparatus, comprising:a first toner container that contains a non-luminescent toner and a second toner container that contains a luminescent toner;
a first development part that
is provided with the first toner container, and
forms a non-luminescent toner image by causing the non-luminescent toner, which is supplied from the first toner container, to adhere to a first latent image of an image generated from image data,
a second development part that
is provided with the second toner container, and
forms a luminescent toner image by causing the luminescent toner, which is supplied from the second toner container, to adhere to a second latent image of the image generated from the image data, which is used for the first latent image,
a transfer part that transfers the non-luminescent toner adhering to the first latent image and the luminescent toner adhering to the second latent image to a medium, and
a fuser part that fuses the non-luminescent toner and the luminescent toner transferred to the medium, wherein
the non-luminescent toner and the luminescent toner belong to the same type of colors, and
the non-luminescent toner image and the luminescent toner image are transferred to the medium in a superimposed manner.

US Pat. No. 9,826,588

LIGHT-EMISSION DRIVE CIRCUIT AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A light-emission drive circuit that drives a light-emitting section, the light-emission drive circuit comprising:
a power supply terminal configured to receive a first power supply voltage that is higher than a second power supply voltage
used in a controller;

an input terminal coupled directly to the controller and configured to receive a control signal from the controller; and
a pull-up circuit provided between the power supply terminal and the input terminal of the light-emission drive circuit, and
including a switching section configured to be turned on when a voltage of the input terminal is lower than a predetermined
voltage, on a basis of the voltage of the input terminal, the predetermined voltage being lower than the first power supply
voltage.

US Pat. No. 9,760,047

FIXATION DEVICE AND IMAGE FORMATION APPARATUS HAVING A REFLECTOR UNIT REFLECTING HEAT FROM A HEAT SOURCE TO BELT

Oki Data Corporation, To...

1. A fixation device comprising:
a fixation belt;
a heat source that heats the fixation belt; and
a reflector unit that reflects heat from the heat source to the belt,
wherein the reflector unit includes a reflective member that reflects the heat from the heat source, and a radiation member
that is disposed on an opposite side to a side of the reflective member facing the heat source, and that radiates heat of
the reflective member.

US Pat. No. 9,665,315

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

Oki Data Corporation, To...

1. An image forming apparatus comprising:
a communication apparatus configured to receive an image forming job including
a first parameter for first print setting and a value of the first parameter,
a second parameter for second print setting and a value of the second parameter, and
image data;
a control unit including a processor and a non-transitory medium containing instructions executable by the processor to thereby
determine whether the image forming job includes predetermined addition information, and
determine a value of a third parameter based on the value of the first parameter and the value of the second parameter in
response to a determination that the image forming job does not include the predetermined addition information; and

a printing device configured to form an image on a sheet based on the image data using the value of the third parameter, wherein
the first, second and third parameters are different from one another,
the values of the first and second parameters are designable by a first printer driver and a second printer driver,
the value of the third parameter is designable by the first printer driver, but not by the second printer driver, and
upon receiving the image forming job from the second printer driver, the processor determines the value of the third parameter
based on the value of the first parameter and the value of the second parameter.

US Pat. No. 9,626,006

INFORMATION PROCESSING APPARATUS AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An information processing apparatus, comprising:
a first region;
a first display region disposed in the first region, a key for an operation being displayed on the first display region;
a second region disposed outside the first region, the second region being configured to receive an operation; and
a second display region configured to display information based on the operation on the first display region and the operation
on the second region,

wherein, in a state where information corresponding to a touched key of the first display region is displayed on the second
display region, the second display region changes information displayed on the second display region corresponding to the
touched key of the first display region every time the second region is touched.

US Pat. No. 9,465,143

LENS OPTICAL ELEMENT AND DISPLAY APPARATUS

Oki Data Corporation, To...

1. A lens optical element comprising:
an on-chip lens with a convex surface formed at a top part of a column-shaped portion; and
a light emitting surface disposed in a state where the light emitting surface is covered by a bottom portion of the column-shaped
portion of the on-chip lens,

wherein the column-shaped portion of the on-chip lens is a regular polygonal column, and
whereas a radius r1 of a circle inscribed in a regular polygon of a bottom surface of the regular polygonal column, a radius r2 of a circumscribed circle, a lens height, which is defined as a height from the light emitting surface to a peak of the convex
surface H, and a refractive index n of the structural material of the on-chip lens satisfy Equation (2) below

H<3(r1+r2)/2(n2?1)1/2  (2),

wherein (r1+r2)>0 and n>1.

US Pat. No. 9,251,450

IMAGE PROCESSING SYSTEM AND METHOD OF PRINT JOB FOR EXECUTING PRINT PROCESS IN NORMAL AND SECURE MODE AND CREATES PRINT JOB CANCELLATION LOG

Oki Data Corporation, To...

1. An image processing apparatus comprising:
a processor, that performs processing operations of:
a determination unit that determines whether a print job received from outside is a normal print job or an authentication
print job;

a mode management unit that determines whether an operation mode is a first mode or a second mode, both of the first mode
and the second mode relating to processing of the normal print job; and

a control unit that controls:
an identification information reception unit that receives user identification information;
an image forming unit that forms an image based on the received print job:
a normal print job storage unit that stores the normal print job received from outside;
an authentication print job storage unit that stores the authentication print job received from the outside;
a job cancellation instruction reception unit that receives an instruction to cancel the normal print job stored in the normal
print job storage unit and the instruction to cancel the authentication print job stored in the authentication print job storage
unit;

a job cancellation processing unit that cancels the normal print job and the authentication print job according to the instruction
received by the job cancellation instruction reception unit; and

a log creation unit,
wherein when the determination unit determines that the received print job is the authentication print job, the control unit
executes authentication print processing based on the received authentication print job,

wherein when the determination unit determines that the received print job is the normal print job, and in a case where the
operation mode determined by the mode management unit is the first mode, the control unit executes normal print processing
based on the received normal print job;

wherein when the determination unit determines that the received print job is the normal print job, and in the case where
the operation mode determined by the mode management unit is the second mode, the control unit executes the authentication
print processing based on the received normal print job;

wherein when the control unit detects identification information indicating the authentication print job in the received print
job, the control unit determines that the received print job is the authentication print job;

wherein the control unit compares user identification information received by an identification information reception unit
and the user identification information included in the received print job;

wherein when the user identification information received by the identification information reception unit and the user identification
information included in the received print job coincide with each other, the control unit causes the image forming unit to
form the image based on the received print job;

wherein when the user identification information received by the identification information reception unit and the user identification
information included in the received print job do no coincide with each other, the control unit restricts the image forming
unit from image formation based on the received print job;

wherein the control unit executes the normal print processing by causing the image forming unit to form the image based on
the received print job without executing comparison of the user identification information;

wherein when the determination unit determines that the received print job is the normal print job, and in the case where
the operation mode determined by the mode management unit is the second mode, the control unit stores the received normal
print job in the normal print job storage unit, and executes the authentication print processing by comparing the user identification
information received by the identification information reception unit and the user identification information included in
the received normal print job stored in the normal print job storage unit;

wherein when the determination unit determines that the received print job is the normal print job, and in the case where
the operation mode determined by the mode management unis is the first mode, the control unit executes the normal print processing
without storing the received normal print job;

wherein when the determination unit determines that the received print job is the authentication print job, the control unit
stores the received authentication print job in the authentication print job storage unit, and executes the authentication
print processing by comparing the user identification information received by the identification information reception unit
and the user identification information included in the received authentication print job stored in the authentication print
job storage unit, irrespective of whether the operation mode is the first mode or the second mode;

wherein when the job cancellation instruction reception unit receives the instruction to cancel the normal print job, the
log creation unit creates a log regarding cancellation of the normal print job; and

wherein when the job cancellation instruction reception unit receives the instruction to cancel the authentication print job,
the log creation unit does not create the log regarding cancellation of the authentication print job.

US Pat. No. 9,152,356

INFORMATION PROCESSING APPARATUS, FUNCTION SETUP METHOD, AND COMPUTER PROGRAM

Oki Data Corporation, To...

1. An information processing apparatus configured to provide a user interface for setting various setup items related to a
predetermined function, the information processing apparatus comprising:
a display controller configured to generate a setup screen in which display item groups corresponding respectively to the
various setup items and each including display items are displayed;

a display unit configured to display the setup screen;
a setup controller configured to detect an operation input instructing a selection of one display item belonging to a certain
one of the display item groups; and

a data storage unit configured to store confliction information defining a conflicting relationship of setup values not allowed
to be set simultaneously between the various setup items, wherein

upon detection of the operation input, the setup controller finds a conflicting display item having the conflicting relationship
with the selected one display item from the display item groups on the basis of the confliction information, and

the display controller changes the display state of the conflicting display item found by the setup controller to a conflicting
display state, and

when the setup controller detects an operation input instructing a selection of the conflicting display item displayed in
the conflicting display state, the display controller accepts the operation input of selecting the conflicting display item
displayed in the conflicting display state.

US Pat. No. 9,141,019

POWER-SUPPLY DEVICE AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A power-supply device that supplies a load with power, comprising:
a transformer;
a transformer drive circuit configured to drive the transformer;
a rectifier circuit configured to output a rectified voltage by rectifying an output from the transformer;
a power-supply output terminal configured to supply the load with an output voltage and an output current generated based
on the rectified voltage;

a comparator circuit including an input terminal to which an indicator voltage is inputted, the comparator circuit configured
to compare a comparison voltage corresponding to the output voltage or the output current with the indicator voltage and to
control an operation of the transformer drive circuit so as to reduce a difference between the comparison voltage and the
indicator voltage;

a constant voltage element electrically connected to the power-supply output terminal and configured to limit the output voltage
or the output current by operating as a constant voltage source when a value of the output voltage or the output current reaches
a threshold;

a current mirror circuit connected in series with the constant voltage element; and
a current path electrically connecting the current mirror circuit to the input terminal of the comparator circuit, wherein
the current mirror circuit is configured to lower the indicator voltage by allowing a current proportional to a current flowing
through the constant voltage element to flow through the current path.

US Pat. No. 9,674,376

MAINTENANCE SYSTEM AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A maintenance system comprising:
an image formation apparatus which forms an image on a medium;
a maintenance apparatus which manages information about maintenance of the image formation apparatus;
wherein
the image formation apparatus comprises:
a first controller that executes a first program that causes the first controller to perform operations comprising:
causing an image former to form, on the medium, a diagnosis image for diagnosing a quality of an image formed,
causing a reader to generate diagnosis image data corresponding to the diagnosis image by reading the medium on which the
diagnosis image is formed, and

causing a first communication unit to transmit the diagnosis image data to the maintenance apparatus,
the maintenance apparatus comprises:
a second controller that executes a second program that causes the second controller to perform operations comprising:
causing a second communication unit to receive the diagnosis image data transmitted from the image formation apparatus,
causing an identification code generator to generate an identification code for identifying the diagnosis image data,
causing a storage unit to store the diagnosis image data and the identification code in association with each other, and
causing the second communication unit to transmit the identification code to the image formation apparatus, and
the first program causes the first controller of the image formation apparatus to perform operations further comprising
causing the first communication unit to receive the identification code from the maintenance apparatus, and
causing a notification unit to provide a notification of the identification code.

US Pat. No. 9,298,145

FUSER DEVICE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A fuser device that fuses a developer to a medium, comprising:
a first carrying part that contacts a surface of the medium on which an unfixed developer is held and that carries the medium;
a second carrying part that is positioned facing the first carrying part and carries the medium, wherein
a surface resistivity of the first carrying part is higher than a surface resistivity of the second carrying part,
the second carrying part is a belt member, and
the surface resistivity of the second carrying part is 1×107?/? or less.

US Pat. No. 9,195,421

IMAGE FORMING SYSTEM AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming system, comprising:
a client apparatus, a server apparatus and an image forming apparatus communicably connected with one another,
the client apparatus including:
a first processor configured to execute a first set of program instructions to thereby provide functions of a designating
unit that designates first identification information stored in the server apparatus and image data;

the server apparatus including:
a first memory configured to store the first identification information; and
a transmitter configured to transmit the first identification information and the image data designated by the designating
unit to the image forming apparatus; and

the image forming apparatus including:
a receiver configured to receive the first identification information and the image data from the transmitter;
a printing device configured to output the image data on a sheet;
a second memory configured to store second identification information, and first authentication information corresponding
to the second identification information, beforehand;

an operation device configured to accept second authentication information; and
a second processor configured to execute a second set of program instructions, to thereby provide functions of a control unit
that restricts the printing device from outputting the image data on the sheet upon detecting

that the first identification information corresponds to the second identification information, and
that the second authentication information does not correspond to the first authentication information.

US Pat. No. 9,182,712

FIXING DEVICE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A fixing device comprising:
an endless fixing belt;
a first roller provided on an inner circumference side of the fixing belt;
a second roller provided on the inner circumference side of the fixing belt and located upstream of the first roller in a
conveying direction of a recording medium;

a heat source provided on the inner circumference side of the fixing belt;
a first reflecting portion provided between the heat source and the first roller, the first reflecting portion including a
first reflecting surface; and

a second reflecting portion provided between the heat source and the second roller, the second reflecting portion being provided
apart from the first reflecting portion, the second reflecting portion including a second reflecting surface,

wherein the first reflection portion includes a third reflecting surface inclined with respect to the first reflecting surface,
and a first boundary portion provided between the first reflecting surface and the third reflecting surface.

US Pat. No. 9,158,259

IMAGE PROCESSING APPARATUS

OKI DATA CORPORATION, To...

1. An image processing apparatus comprising:
a plurality of medium storage portions including a first medium storage portion and a second medium storage portion;
a medium feeding unit that feeds a medium from any one of said plurality of medium storage portions;
an image forming unit that performs image formation and thereby forms an image on said medium fed by said medium feeding unit;
a storage unit that stores a medium feeding waiting time and an image formation waiting time; and
a control unit that controls said image forming unit and said medium feeding unit;
wherein when said control unit starts an operation to form an image on said medium after receiving printing data, said control
unit selects one of said plurality of medium storage portions;

wherein said control unit controls a timing to start image formation by said image forming unit and a timing to start feeding
said medium by said medium feeding unit at different timings, based on which of the first medium storage portion and the second
medium storage portion is selected;

wherein in the case in which said first medium storage portion is selected, the timing to start feeding said medium by said
medium feeding unit is earlier than the timing to start image formation by said image forming unit; and

wherein in the case in which said second medium storage portion is selected, the timing to start image formation by said image
forming unit is earlier than the timing to start feeding said medium by said medium feeding unit.

US Pat. No. 9,104,164

MEDIUM CARRYING DEVICE, IMAGE FORMING DEVICE, AND MEDIUM CARRYING METHOD

Oki Data Corporation, To...

1. A medium carrying device, comprising:
a first carrying part that carries a medium to a first position;
a second carrying part that is positioned on a downstream side of the first carrying part;
a medium carrying detection part that detects stoppage of carrying the medium;
a slack detection unit that is positioned between the first carrying part and the second carrying part and includes a sensor
that is configured to detect presence of a slack in the medium after a medium carrying operation of both of the first carrying
part and the second carrying part has stopped but before resuming the medium carrying operation of the first and second carrying
parts; and

a controller that:
stops the medium carrying operation of both of the first carrying part and the second carrying part based on the detection
of the stoppage of carrying the medium by the medium carrying detection part, while the first carrying part and the second
carrying part are operated to carry the medium,

for resuming the carrying of the medium thereafter, determines which one of the first carrying part and the second carrying
part should resume the medium carrying operation first based on the presence of the slack in the medium that is detected by
the sensor of the slack detection unit after the medium carrying operation of both of the first carrying part and the second
carrying part has stopped but before resuming the medium carrying operation of the first and second carrying parts, and

resumes the medium carrying operation of a determined one of the first carrying part and the second carrying part, wherein
the controller controls the slack detection unit to detect the presence of the slack in the medium while the medium carrying
operation of both of the first carrying part and the second carrying part has stopped as a result of the detection of the
stoppage of carrying the medium by the medium carrying detection part.

US Pat. No. 10,558,406

INFORMATION PROCESSOR WITH SELECTABLE PRESET OPERATIONS FOR TRANSMITTING IMAGE DATA TO VARIOUS DEVICES

Oki Data Corporation, To...

1. An information processor comprising:a network communicator that communicates with a plurality of electronic devices, and thereby acquires a plurality of address parameters corresponding to respective electronic devices, the electronic devices being configured to perform a communication;
a memory that stores a plurality of parameter sets each representing set information, the set information being related to a process that generates image data and performs transmission of the image data through the network communicator;
a display that displays information that lets a user perform a first selection operation and information that lets the user perform a second selection operation, the first selection operation allowing the user to select one of the electronic devices that have performed the communication with the network communicator, the second selection operation allowing the user to select one of the parameter sets that are stored in the memory;
an operation panel that receives the first selection operation and the second selection operation that are performed by the user; and
a controller that controls the transmission of the image data to the one of the electronic devices selected through the first selection operation, on a basis of any of the address parameters that corresponds to the one of the electronic devices that have performed the communication with the network communicator and that is selected through the first selection operation, and on a basis of the set information included in the one of the parameter sets that are stored in the memory and that is selected through the second selection operation,
the plurality of electronic devices including a first electronic device and a second electronic device,
the plurality of address parameters including a first address parameter that corresponds to the first electronic device,
the one of the parameter sets that is selected through the second selection operation including a second address parameter that corresponds to the second electronic device,
the network communicator being configured to communicate with the second electronic device,
the controller controlling, when the first electronic device is selected through the first selection operation, the transmission of the image data to the first electronic device that corresponds to the first address parameter, on a basis of the first address parameter that corresponds to the first electronic device selected through the first selection operation and on a basis of the set information, excluding the second address parameter, included in the one of the parameter sets that is selected through the second selection operation, and
the controller controlling, in absence of the first selection operation, the transmission of the image data to the second electronic device that corresponds to the second address parameter, on a basis of the set information, including the second address parameter, included in the one of the parameter sets that is selected through the second selection operation.

US Pat. No. 9,477,195

IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus, comprising:
an intermediate transfer belt that carries a developer image;
a carrying part that carries a medium; and
a guide part that forms a carrying path to guide the medium carried by the carrying part toward a transfer position where
the developer image carried by the intermediate transfer belt is transferred to the medium, wherein

the guide part includes
a first guide member that forms a first guide surface of the carrying path,
a second guide member that is opposed from the first guide surface, forms a second guide surface of the carrying path,
the first guide member moves along the intermediate transfer belt, in a direction reverse to a belt carrying direction of
a part of the intermediate transfer belt opposed from the second guide member.

US Pat. No. 9,276,744

IMAGE DATA PROCESSING DEVICE AND IMAGE DATA PROCESSING PROGRAM

Oki Data Corporation, To...

1. An image data processing device, comprising:
an image data storage unit that stores image data; and
a data converter including a hardware processor, which executes program instructions to thereby cause the data converter to
provide functions of:

a first encryption unit that encrypts the image data stored in the image data storage unit using a first encryption key to
create encrypted image data;

a second encryption key creation unit that creates a second encryption key assigned to each of usage authorities;
a key-storage data creation unit that creates a key-storage data for each of the usage authorities, by encrypting the first
encryption key and authority information indicating said each usage authority using the second encryption key assigned to
said each usage authority;

a device-supplementary data creation unit that creates device-supplementary data for at least one of the usage authorities
and for at least one device key of at least one image data processing device, the device-supplementary data including an identifier
of the device key and encrypted data created by encrypting the second encryption key assigned to the usage authority using
the device key of the image data processing device; and

a data output unit that outputs the encrypted image data with supplementary data including the key-storage data and the device-supplementary
data for each of the usage authorities.

US Pat. No. 9,213,252

TRANSPARENT DEVELOPER, DEVELOPER HOUSING, DEVELOPMENT DEVICE, AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A transparent developer with a glass transition point of 63.0° C. to 66.0° C., both inclusive, and a melt temperature,
indicative of a softening point by a 1/2 method, of 94.3° C. to 97.0° C., both inclusive.

US Pat. No. 9,215,339

DATA PROCESSING APPARATUS, DATA PROCESSING METHOD, AND IMAGE PROCESSING APPARATUS

Oki Data Corporation, To...

1. A data processing apparatus comprising: an operation screen processor configured to display an operation screen on a screen
of a display output device;
a hard key input unit capable of receiving a character input using a hard key;
a character input object processor configured to display a character input object on the screen of the display output device,
the character input object allowing an input of a character string therein;

a soft key processor configured to display a soft key on the screen of the display output device, and capable of receiving
a character input in the character input object; and

a hard key acceptability image display unit configured, when the character input object displayed by the character input object
processor can accept a first type of input using the hard key, to display a hard key acceptability image in a display area
for characters to be inputted within the character input object, the hard key acceptability image indicating that the character
input object accepts the first type of input using the hard key, wherein the hard key acceptability image display unit is
configured, when the character input object displayed by the character input object processor can accept a second type, using
soft key only, of input different from the first type of input, not to display the hard key acceptability image in the display
area.

US Pat. No. 9,162,845

MEDIUM DELIVERY APPARATUS AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A medium delivery apparatus comprising:
a delivery unit for delivering a conveyed medium;
a medium stacking unit for stacking the medium delivered from the delivery unit;
a detection unit disposed between the delivery unit and the medium stacking unit in a medium conveyance direction for detecting
an amount of the medium delivered to the medium stacking unit; and

a sensor for sensing a motion of the detection unit,
wherein the detection unit has a detachable tip portion.

US Pat. No. 10,018,949

IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus, comprising:a development unit that generates a toner image with a developer,
a first wireless communication part that is connected to a first memory part storing information on the development unit,
a first holding part that is provided on the development unit and holds the first wireless communication part,
a developer cartridge that is detachable from the development unit, contains the developer, and supplies the developer to the development unit,
a second wireless communication part that is connected to a second memory part storing information on the developer cartridge,
a second holding part that is provided on the developer cartridge and holds the second wireless communication part, and
an antenna part that communicates with the first and second wireless communication parts, wherein
when the first and second wireless communication parts are respectively accommodated in the first and second holding parts, the developer cartridge is attached to the developer unit, and the development unit is installed in a predetermined installation place that is in the image forming apparatus, the first wireless communication part is closer to the antenna part than the second wireless communication part is,
the second wireless communication part and the first wireless communication part oppose each other,
the development unit is provided with a developer storage chamber in which the developer supplied from the developer cartridge is contained,
the image forming apparatus includes a remaining amount detection part that detects a remaining amount of the developer contained in the developer storage chamber, and
the image forming apparatus is provided with a control part that performs image formation if the remaining amount detection part detects that the remaining amount of the developer is equal to or above a predetermined threshold value when wireless communication between the antenna part and the second wireless communication part is not normally performed.

US Pat. No. 9,389,537

DEVELOPER HOLDING APPARATUS, IMAGE FORMING UNIT, AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A developer material holding apparatus, comprising:
a first chamber that extends in a first longitudinal direction thereof and holds a developer material therein;
a first rotatable member rotatably supported in the first chamber and rotatable about a first rotational shaft, in contact
with an inner wall of the first chamber;

a first opening formed in the first chamber through which the developer material is discharged;
a second chamber adjacent to the first chamber and holding the developer material therein, the second chamber extending substantially
in parallel with the first longitudinal direction;

a second rotatable member rotatably supported in the second chamber, the second rotatable member being rotatable, about a
second rotational shaft, in contact with an inner wall of the second chamber;

a communication port through which the first chamber communicates with the second chamber; and
a shutter that opens and closes the communication port, the shutter including a plurality of ribs aligned in the first longitudinal
direction at intervals to define a second opening between adjacent ribs;

wherein the first rotational shaft and the second rotational shaft lie in an imaginary plane, the first opening is under the
imaginary plane with respect to a gravity direction and opening downwardly, and the communication port is at a position such
that the imaginary plane extends through the communication port,

wherein, when the shutter is moved to a closed position, the shutter closes the communication port and, when the shutter is
moved to an open position, the plurality of ribs face the communication port so that the first chamber communicates with the
second chamber through the second opening,

wherein, when the first rotatable member is rotated, the first rotatable member rotates in contact with the plurality of ribs,
and when the second rotatable member is rotated, the second rotatable member rotates in contact with the plurality of ribs.

US Pat. No. 9,338,890

SEMICONDUCTOR DEVICE, AND IMAGE FORMING APPARATUS AND IMAGE READING APPARATUS USING THE SAME

Oki Data Corporation, To...

1. A semiconductor device comprising:
a printed wiring board;
a plurality of semiconductor array elements mounted on the printed wiring board in a row with an adhesive, each of the plurality
of semiconductor array elements including a plurality of semiconductor elements arranged in a row, the plurality of semiconductor
array elements including a first semiconductor array element and a second semiconductor array element adjacent to the first
semiconductor array element, the first semiconductor array element having a first facing surface, the second semiconductor
array element having a second facing surface facing the first facing surface;

a first contact prevention member that is made of organic material and disposed to project from the first facing surface;
and

a second contact prevention member that is made of organic material and disposed to project from the second facing surface,
wherein the first contact prevention member and the second contact prevention member are disposed to abut each other or face
each other with a gap between the first contact prevention member and the second contact prevention member.

US Pat. No. 9,201,356

FIXING DEVICE AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A fixing device for fixing processing to fix a developer to a medium where the developer is transferred onto the medium,
the fixing device comprising:
a fixing processing unit for the fixing processing of the medium fed from an upstream side in a medium conveyance direction;
a medium guide unit for guiding the medium fed from the upstream side in a medium conveyance direction, to the fixing processing
unit, the medium guide unit having a first surface that contacts the medium and a second, opposing surface;

first and second rotating bodies located downstream of the medium guide unit and configured to nip the medium; and
a conductive member having a relatively high conductivity, being connected to a ground level, and in contact with the second
surface of the medium guide unit along a predetermined length extending in the medium conveyance direction from a first contact
end to a second contact end downstream of the first contact end,

wherein the medium guide unit has a first thickness measured between the first and second surfaces at the first contact end
that is greater than a second thickness measured between the first and second surfaces at the second contact end, the first
thickness being greater than 0.5 mm,

wherein an end of the conductive member is positioned so as to be recessed by a predetermined distance from an end of the
medium guide unit over which the medium passes, and

wherein the second thickness is 0.5 mm.

US Pat. No. 9,188,916

FUSER AND IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. A fuser comprising:
a pressure application part that applies pressure to a medium for forming a print image;
an annular body that is rotatably supported for carrying the medium in a manner that the medium is sandwiched between the
annular body and the pressure application part for applying heat to the medium for forming the print image;

a fuser part heat generation body that is arranged on an inner side of the annular body for generating heat to apply heat
to the annular body;

a first temperature detection end that is arranged in contact with one end part outside a medium carrying corresponding range
of a surface of the annular body and detects temperature of the annular body outside the medium carrying corresponding range,
the medium carrying corresponding range being a range in which the medium is carried;

a heat generation interruption part that, in response to the temperature of the annular body that is detected via the first
temperature detection end, interrupts heat generation of the fuser part heat generation body; and

a reflection part that is arranged on an inner side of the annular body, and reflects radiant heat of the fuser part heat
generation body toward at least the medium carrying corresponding range of the annular body and the one end part.

US Pat. No. 9,184,577

ELECTRICAL DEVICE

Oki Data Corporation, To...

1. An electrical device in which a component including a ferrite core is fixed, comprising:
a circuit board;
a cable passing through the ferrite core of the component, said cable including one end portion, said one end portion being
electrically connected to the circuit board;

a fixing device to which the ferrite core is fixed; and
a fixing portion for fixing the fixing device,
wherein said fixing device includes a holding portion for holding the ferrite core and a fixed portion fixed to the fixing
portion, and

said holding portion includes a hook claw disposed at a distal end portion thereof, a hole portion for receiving a base portion
of the hook claw and engaging with the distal end portion, an attaching portion for attaching the ferrite core, a first movement
restriction member for restricting a movement of the ferrite core in a direction that the cable extends, and a second movement
restriction member for restricting a movement of the ferrite core in a direction perpendicular to the direction that the cable
extends.

US Pat. No. 9,091,964

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Oki Data Corporation, To...

1. An image forming apparatus comprising:
an image forming unit;
an image carrier carrying on a surface thereof a developer image formed by the image forming unit;
a transfer unit for transferring the developer image carried on the image carrier to a recording medium;
a voltage supplying unit for supplying a transfer voltage to the transfer unit;
a transfer current measuring unit for measuring a transfer current value at a time that a prescribed voltage is applied from
the voltage supplying unit to the transfer unit in a state that no recording medium exists in the transfer unit;

a resistor serially coupled between the transfer current measuring unit and the transfer unit;
a memory unit for storing electrical character information of the recording medium;
a controller for controlling the transfer voltage supplied from the voltage supplying unit to the transfer unit where the
developer is transferred to the recording medium, based on a consequence measured by the transfer current measuring unit,
a recording medium width in a widthwise direction in association with the kind of the recording medium, the electrical character
information of the recording medium, and a resistance value of the resistor; and

a width detection unit for detecting the recording medium width, the width detection unit sequentially detecting the recording
medium width changing in a sheet when the recording medium is conveyed,

wherein the transfer voltage is determined based on the recording medium width sequentially changing.

US Pat. No. 9,891,557

IMAGE FORMATION APPARATUS HAVING INTERMEDIATE TRANSFER BELT SPEED CONTROL

Oki Data Corporation, To...

1. An image formation apparatus comprising:
an intermediate transfer belt that carries a developer image formed by an image formation section;
a driver that drives the intermediate transfer belt in a predetermined direction;
a transfer device that transfers the developer image carried on the intermediate transfer belt onto a predetermined medium;
a first detector that detects a belt conveyance speed, which is a travel speed of the intermediate transfer belt;
a controller that controls the driver;
a conveyer section that conveys the medium to the transfer device; and
a second detector that detects a medium conveyance speed, which is a speed of the medium conveyed by the conveyer section,
wherein

the controller controls the driver such that the travel speed of the intermediate transfer belt at the transfer device is
adjusted to the detected medium conveyance speed.

US Pat. No. 9,405,215

DEVELOPER SUPPLY MEMBER, DEVELOPING UNIT, AND IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. A developer supply member, comprising:
a rotation shaft;
a base material which covers the rotation shaft and has a closed-cell foam structure containing a silicone rubber as a main
constituent; and

a coating film formed on an outer surface of the base material;
the developer supply member satisfying an expression of T??0.15×H+9.6, and 54?H?69, where T is a thickness of the coating
film measured in micrometers and H is Asker F hardness measured in degrees on a surface of the coating film.

US Pat. No. 9,400,463

IMAGE FORMING APPARATUS

OKI DATA CORPORATION, To...

1. An image forming apparatus comprising:
a fixing unit including
a fixing member that heats a developer to fix the developer to a medium;
a temperature control unit that
heats the fixing member and
controls a temperature of the fixing member;
a transport member that transports the medium through the fixing unit; and
a transport control unit that controls a transport speed at which the transport member transports the medium,
wherein
an image forming operation is stopped in a state where the fixing member contacts the medium and then started in the state
where the fixing member contacts the medium,

at least one of before and after the image forming operation, a temperature control operation of the fixing unit is performed
while transporting the medium through the fixing unit, and

the transport control unit causes the transport member to transport the medium at a transport speed slower than a fastest
transport speed among a plurality of preset transport speeds when the temperature control operation is performed at least
one of before and after the image forming operation.

US Pat. No. 9,250,590

POWER SUPPLY DEVICE AND IMAGE FORMATION APPARATUS

Oki Data Corporation, To...

1. A power supply device comprising:
a voltage output unit configured to output a DC voltage corresponding to a control signal from a first controller;
an output extractor configured to output an output analog voltage, the output analog voltage being a voltage that is decreased
at a certain ratio from the DC voltage output from the voltage output unit;

an output evaluator configured to perform a judgment process of judging whether or not the DC voltage is a voltage corresponding
to a set value received from the first controller, and to output a result of the judgment to the first controller;

a constant voltage generator configured to generate a constant voltage and output the constant voltage to the output evaluator;
and

a board having the voltage output unit, the constant voltage generator and the output evaluator provided thereon,
wherein
the output evaluator includes:
a storage for storing correspondence information which shows a correspondence relationship between the set value and a voltage
value of the DC voltage outputted from the voltage output unit, the storage also provided on the board,

a target output voltage unit configured to read the correspondence information stored in the storage, output the correspondence
information to the first controller, receive the set value determined based on the correspondence information by the first
controller and receive the constant voltage output from the constant voltage generator, create an analog voltage, as a target
analog voltage, in accordance with the received set value and based on the constant voltage, and output the target analog
voltage, and

a comparator section configured to compare the output analog voltage and the target analog voltage, and output a comparison
result to the first controller, and the output evaluator is configured to perform the judgment process by: outputting the
correspondence information to the first controller; and receiving a set value determined on the basis of the correspondence
information from the first controller,

wherein the correspondence information is preset and is based on measured circuit component characteristics of the board,
and

wherein the correspondence information of the board differs from the respective correspondence information of another board
due to manufacturing variations of the board as compared to the another board.