US Pat. No. 9,526,181

ELECTRONIC DEVICE AND METHOD OF MANUFACTURING ELECTRONIC DEVICE

SEIKO INSTRUMENTS INC., ...

1. An electronic device comprising: an insulating base substrate having two opposed surfaces and in which a plurality of through
electrodes are formed; an electronic element which is electrically connected to the through electrodes and which is mounted
on one of the two opposed surfaces of the base substrate; a lid which accommodates the electronic element and is bonded to
the one surface of the base substrate; and an external electrode which covers a region ranging from an end face of each through
electrode, which is exposed at the other of the two opposed surfaces of the base substrate, to the other surface in a vicinity
of the end face, wherein the external electrode includes a conductive film which covers a region ranging from the end face
to the other surface in the vicinity of the end face, and a paste film which covers a surface of the conductive film and is
formed of a conductive paste, and wherein the paste film is a printed paste film formed of tin or a tin alloy.

US Pat. No. 9,645,115

QCM SENSOR

SEIKO INSTRUMENTS INC., ...

1. A QCM sensor for detecting a physical quantity of a sample by allowing the sample to contact an excitation electrode on
a surface of a quartz crystal vibrator, comprising:
a quartz crystal vibrator for measurement having a first electrode which can be contacted by a measurement sample to be detected
and having a first quartz substrate with a surface on which the first electrode is formed;

a quartz crystal vibrator for reference having a second electrode which can be contacted by a reference sample as a reference
when detecting a physical quantity of the measurement sample and having a second quartz substrate with a surface on which
the second electrode is formed;

a housing accommodating the quartz crystal vibrator for measurement and the quartz crystal vibrator for reference, the housing
having opposite ends and an opening in one of the ends through which the first electrode is exposed for contacting the measurement
sample; and

a confining portion at the other end of the housing and confining the reference sample in the housing in a state of contacting
the second electrode.

US Pat. No. 9,063,013

INFRARED DETECTOR

Seiko Instruments Inc., ...

1. An infrared detector for detecting a change in incident amount of infrared ray, comprising:
a pyroelectric infrared detection element, including:
a transistor comprising a drain terminal and a source terminal;
wherein the drain terminal is connected to an output terminal of the infrared detector; and
a ground terminal connected to a ground;
a first resistor connected between the drain terminal and a power supply terminal;
a second resistor connected between the source terminal and the ground; and
a capacitor connected between the source terminal and the ground and connected in parallel to the second resistor, wherein
as a gate voltage of the transistor increases, the capacitor is configured to maintain a source voltage not to increase with
the gate voltage; and

wherein an increased amount of a drain current flows through the first resistor and the increased amount of the drain current
corresponds to a value determined by multiplying an increased amount of a gate voltage of the transistor by a K value of the
transistor.

US Pat. No. 9,365,057

PRINTING UNIT AND THERMAL PRINTER

SEIKO INSTRUMENTS INC., ...

1. A printer unit comprising:
a platen roller including a driven gear;
a drive source configured to rotate the platen roller about a predetermined axis;
a frame, which is configured to rotatably support the platen roller and to which the drive source is assembled;
a reduction gear configured to transmit a driving force of the drive source to the driven gear in a decelerated manner;
a thermal head to be held in press contact with an outer peripheral surface of the platen roller;
a gearbox portion, which is formed on the frame and to which the driven gear and the reduction gear are assembled, the gearbox
portion having an opening for assembling the reduction gear; and

a gear cover configured to close at least a part of the opening of the gearbox portion,
the gearbox portion having a recessed portion recessed in a direction intersecting an axial direction of the predetermined
axis,

the gear cover including:
a hook portion to be engaged with the gearbox portion; and
a projecting portion to be fitted to the recessed portion of the gearbox portion.

US Pat. No. 9,128,465

BALANCE WITH HAIRSPRING, MOVEMENT, AND TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A balance with hairspring comprising:
a balance staff;
a balance wheel arranged around the balance staff;
a first rim constituting the balance wheel and having a guide portion configured to vary in the distance from the balance
staff in correspondence with a peripheral direction around the balance staff; and

a second rim having an elastic portion arranged so as to be slidable along the guide portion and capable of elastic deformation
in the radial direction around the balance staff, and a plurality of weight portions arranged in the peripheral direction.

US Pat. No. 9,368,763

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

SEIKO INSTRUMENTS INC., ...

1. A nonaqueous electrolyte secondary battery, comprising:
a bottomed cylindrical positive electrode casing; and
a negative electrode casing which is fixed to an opening of the positive electrode casing through a gasket, and forms an accommodation
space between the positive electrode casing and the negative electrode casing,

wherein the opening of the positive electrode casing is caulked to the negative electrode casing side to seal the accommodation
space,

a shortest distance L1 between a caulking tip end of the positive electrode casing and the negative electrode casing in the opening of the positive
electrode casing is equal to or less than 70% of an average sheet thickness of the positive electrode casing,

a shortest distance L2 between a tip end of the negative electrode casing and the positive electrode casing is equal to or less than 60% of the
average sheet thickness of the positive electrode casing, and

a distance L3 between the tip end of the negative electrode casing and the bottom of the positive electrode casing is equal to or less
than 110% of the average sheet thickness of the positive electrode casing.

US Pat. No. 9,092,015

ELECTRONIC TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. An electronic timepiece that includes a solar panel which receives light to generate electric power, is operated with the
electric power supplied from a secondary battery charged with output voltage of the solar panel, and includes a normal mode
in which clock display is performed on a display unit and a power saving mode in which clock display on the display unit is
stopped, based on illuminance detection of the solar panel, the electronic timepiece comprising:
a control unit which switches cycles of the illuminance detection, by setting a cycle of the illuminance detection of the
normal mode as a first cycle, and a cycle of the illuminance detection of the power saving mode as a second cycle which is
different from the first cycle.

US Pat. No. 9,086,685

STEPPING MOTOR CONTROL CIRCUIT, MOVEMENT, AND ANALOGUE ELECTRONIC TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A stepping motor control circuit comprising:
a cell as a power supply configured to supply power to at least a stepping motor,
a voltage detecting unit configured to detect the voltage of the cell,
a rotation detecting unit configured to detect the condition of the rotation of the stepping motor,
a control unit configured to select a drive pulse group corresponding to the voltage of the cell detected by the voltage detecting
unit from among a plurality of the drive pulse groups including a plurality of types of main drive pulses, and select a drive
pulse according to the condition of the rotation of the stepping motor detected by the rotation detecting unit from among
the plurality of types of main drive pulses included in the selected drive pulse group or a correction drive pulse having
larger energy than the respective main drive pulses, and

a drive unit configured to drive the stepping motor to rotate by the drive pulse selected by the control unit,
wherein when the control unit selects a main drive pulse initially by selecting the drive pulse group, the control unit selects
a main drive pulse other than a main drive pulse having the smallest energy from among the main drive pulses included in the
selected drive pulse group.

US Pat. No. 9,272,130

LIVING BODY STIMULATING ELECTRODE, LIVING BODY STIMULATING ELECTRODE APPARATUS, AND METHOD FOR PRODUCING LIVING BODY STIMULATING ELECTRODE

SEIKO INSTRUMENTS INC., ...

1. A living body stimulating electrode comprising:
a first electrode having a stimulating part at a tip of a first end thereof and having an acute angled shape configured to
stimulate a skin of a living body,

a second electrode that has a contact part at a tip of a first end thereof that is configured to contact the skin of the living
body through a line or a plane and has a fixed positional relationship with respect to the stimulating part of the first electrode,

an engaging part in at least one of a second end of the first electrode and the second electrode, the engaging part having
a fixing part that extends from the first end in a direction toward the second end, and a pressing part that extends in a
lateral direction,

an insulating board that fixes and holds the fixing part, and
a flexible circuit board between the first electrode and the second electrode, and the insulating board, and having a circuit
electrically connected to each of the first electrode and the second electrode,

the engaging part being fixed to and held by the insulating board by the fixing part inserted into the insulating board and
penetrating through the flexible circuit board, and thereby the pressing part is in contact with the circuit and presses and
fixes the flexible circuit board to the insulating board.

US Pat. No. 9,231,766

INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING PROGRAM

SEIKO INSTRUMENTS INC., ...

1. An information processing device comprising:
an original data acquisition circuit for acquiring original data;
a setting circuit for setting attribute information with respect to the acquired original data;
an association circuit for associating the acquired original data with the set attribute information;
a computing circuit for computing an attribute value original hash value comprised of a file name of the acquired original
data, a hash value of the acquired original data, a file name of the set attribute information, and a hash value of the set
attribute information; and

a long-term signature data acquisition circuit for acquiring an electronic signature value relevant to the computed attribute
value original hash value, acquiring a time stamp issued by a time stamp server for the acquired electronic signature value,
and acquiring verification information issued by a repository server for verifying the acquired electronic signature value
and the acquired time stamp.

US Pat. No. 9,054,683

BOOSTING CIRCUIT

SEIKO INSTRUMENTS INC., ...

1. A boosting circuit comprising:
a charge pump circuit;
a limiter circuit for limiting a high voltage obtained by the charge pump circuit to a desired boosted voltage; and
a discharge circuit for making the boosted voltage drop to a power supply voltage,
the boosting circuit further comprising a slope control circuit between the limiter circuit and the discharge circuit,
the slope control circuit including a transistor having a gate coupled to a capacitive element, the capacitive element comprising
one of a capacitor or a depletion-mode transistor,

the transistor of the slope control circuit having a source connected to an output of the limiter circuit and to the capacitive
element and a drain connected to an input of the discharge circuit,

the transistor of the slope control circuit being initially in an OFF state and operable to be in an ON state in response
to the boosted voltage applied by the capacitive element to increase the time taken to reach the boosted voltage in the case
where a load capacitance is low, and the transistor of the slope control circuit being in an ON state operable to reduce the
time taken to reach the boosted voltage in the case where the load capacitance is high.

US Pat. No. 9,052,693

CONSTANT FORCE DEVICE, MOVEMENT AND MECHANICAL TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A constant force device for adjusting an output torque, comprising:
an output unit that outputs the output torque by being rotated around an output axle;
a constant force spring that supplies a rotation force to the output unit;
an input unit that stores a resilient force in the constant force spring by being rotated around an input axle;
a stop wheel & pinion that is supported to be rotatable around a stop wheel axle body in the input unit, and that is rotatable
around the input axle; and

a stopper that is rotated around the output axle together with the output unit, and that engages with the stop wheel & pinion
in response to rotation of the stop wheel & pinion which is rotated around the stop wheel axle body.

US Pat. No. 9,296,142

SEMICONDUCTOR MANUFACTURING APPARATUS

SEIKO INSTRUMENTS INC., ...

1. In combination with a lead frame on which a semiconductor chip is mounted, a semiconductor device manufacturing apparatus
for encapsulating the semiconductor chip with a resin, the semiconductor device manufacturing apparatus comprising:
an upper mold and a lower mold between which the lead frame is mounted;
a tapered positioning pin provided to the lower mold, the tapered positioning pin including a columnar portion having an outer
diameter larger than an inner diameter of a positioning hole provided at an upper surface of the lead frame and configured
to receive the columnar portion of the tapered positioning pin; and

a plurality of ejector pins disposed in proximity to the tapered positioning pin at a distance determined by a thickness of
the lead frame, the plurality of ejector pins being arranged so as to be symmetrical with respect to the tapered positioning
pin.

US Pat. No. 9,045,832

MANUFACTURING METHOD OF TIMEPIECE PART AND TIMEPIECE PART

SEIKO INSTRUMENTS INC., ...

1. A timepiece part made of polycrystalline material having a plurality of crystals each having a size of 7 ?m or more and
3 mm or less, the crystals at a surface of the timepiece part having mirror-finished surfaces, and the normal directions of
the mirror-finished surfaces being different from one another to provide a metallic luster to the timepiece part, wherein
the size of the crystals is about one-tenth the size of the timepiece part.

US Pat. No. 9,393,814

PRINTING UNIT AND THERMAL PRINTER

Seiko Instruments Inc., ...

1. A printing unit, comprising:
a main body frame;
a thermal head mounted on the main body frame;
a platen roller arranged so as to be opposed to the thermal head, which is configured to convey a recording sheet by rotating
about an axis extending along a first direction under a state in which the recording sheet is nipped between the platen roller
and the thermal head;

roller insertion grooves formed in the main body frame, into which the platen roller is inserted in a state of being removable
from the roller insertion grooves along a second direction orthogonal to the first direction;

a lock arm supported so as to be pivotable about a pivot shaft extending along the first direction, which is configured to
hold the platen roller inserted into the roller insertion grooves;

a moving mechanism configured to move the pivot shaft and including:
elongate holes formed in the lock arm; and
a shaft portion fixed to the main body frame and fitted to the elongate holes;
biasing members configured to bias the lock arm; and
gripping portions provided to the lock arm, which are configured to extend from a region opposite to the thermal head across
the platen roller toward the thermal head under a holding state in which the gripping portions hold the platen roller,

in which a distal end portion of each of the gripping portions is formed so as to be located close to the thermal head side
with respect to an imaginary plane including a center axis of the platen roller and an axis of the pivot shaft under the holding
state,

in which the moving mechanism is configured to move the pivot shaft between a locking position where a pivot of the lock arm
is restricted under the holding state and a pivoting position where the lock arm is freely pivotable between the holding state
and a releasing state in which the platen roller is removable from the roller insertion grooves, and

in which the biasing members are configured to:
bias the lock arm in a direction in which the pivot shaft is moved from the pivoting position to the locking position under
the holding state; and

bias the lock arm in a direction in which the lock arm is shifted from the releasing state to the holding state under a state
in which the pivot shaft is located at the pivoting position.

US Pat. No. 9,260,769

CO-BASED ALLOYS FOR BIOMEDICAL APPLICATIONS AND STENT

SEIKO INSTRUMENTS INC., ...

1. A stent formed using a Co-based alloy for biomedical applications wherein the Co-based alloy consists of from 68% to 69%
by mass Co, 20% by mass Cr, 10% by mass W, and from 1% to 2% by mass Nb or from 1% to 2% by mass Ta.

US Pat. No. 9,252,289

NON-VOLATILE SEMICONDUCTOR MEMORY DEVICE

SEIKO INSTRUMENTS INC., ...

1. A non-volatile semiconductor memory device, comprising:
a semiconductor substrate;
an element isolation region disposed in a surface of the semiconductor substrate;
an N-type well region disposed along one principal surface of the semiconductor substrate;
a P-type source region and a P-type drain region both arranged in the N-type well region;
a gate oxide film arranged on the surface of the semiconductor substrate between the P-type source region and the P-type drain
region;

a floating gate disposed on the gate oxide film;
an insulating film disposed on a surface of the floating gate;
a control gate capacitively coupled to the floating gate disposed through intermediation of the insulating film; and
a resistive element serially connected to the control gate and having one end connected only to the control gate, a delay
effect of the resistive element being utilized to increase a potential of the control gate so as to cancel out a decrease
in floating gate potential caused by hot electrons injected in a writing operation.

US Pat. No. 9,136,263

SEMICONDUCTOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. A semiconductor device having an ESD protection element which utilizes an N-type MOS transistor having an integral structure
of a plurality of transistors, the semiconductor device comprising:
a plurality of drain regions and a plurality of source regions alternately arranged each other;
a gate electrode formed between each of the plurality of drain regions and each of the plurality of source regions; and
a substrate contact to which a metal interconnecting line fixed at a ground potential is connected, the substrate contact
being formed around the plurality of drain regions, the plurality of source regions, and the gate electrode,

wherein a length L, which is a length of the gate electrode in a channel direction, of a comb tooth of the gate electrode
formed close to the substrate contact is smaller than the L length of a comb tooth formed away from the substrate contact.

US Pat. No. 9,136,145

SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE

SEIKO INSTRUMENTS INC., ...

1. A semiconductor integrated circuit device, comprising:
a semiconductor integrated circuit including a P-type semiconductor substrate;
a die pad made of metal, on which the semiconductor integrated circuit is mounted; and
an insulating paste having a volume resistivity of 1×1012 ?·cm or more, for bonding the semiconductor integrated circuit and the die pad to each other,

wherein the die pad serves as a terminal other than a terminal having a minimum operating potential of the semiconductor integrated
circuit, and

wherein the terminal other than the terminal having the minimum operating potential of the semiconductor integrated circuit
serves as a terminal having a maximum operating potential of the semiconductor integrated circuit.

US Pat. No. 9,424,943

DATA READING DEVICE AND SEMICONDUCTOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. A data reading device comprising:
a data reading unit provided with an arbitrary quantity of data reading circuits which include non-volatile memory elements;
a dummy reading circuit including a non-volatile memory element configured to be written more easily than the non-volatile
memory elements of the data reading circuits, wherein the dummy reading circuit is set such that a higher voltage is applied
to both ends of the non-volatile memory element in the dummy reading circuit than in the data reading circuits; and

a state detection circuit that detects a written state of the non-volatile memory element of the dummy reading circuit,
wherein, in the case where the state detection circuit detects the written state of the non-volatile memory element of the
dummy reading circuit during an operation of reading data from the non-volatile memory elements of the data reading circuits,
the operation of reading the data from the non-volatile memory elements of the data reading circuits is stopped so as to prevent
erroneous writing to the non-volatile memory elements of the data reading circuits.

US Pat. No. 9,240,498

OPTICAL SEMICONDUCTOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. An optical semiconductor device, comprising:
a resin molded lead frame substrate having a hollow portion formed therein;
an optical semiconductor element mounted on a mounting surface on the resin molded lead frame substrate; and
a transparent encapsulating resin filled in the hollow portion to cover an upper surface and side surfaces of the optical
semiconductor element, the transparent encapsulating resin being mixed with phosphate-based glass particles containing copper
ions, wherein

the phosphate-based glass particles containing copper ions comprise particles having a particle diameter of 2.8 ?m or more,
and

the phosphate-based glass particles containing copper ions comprise 25% to 40% in volume fraction of particles having the
particle diameter of 2.8 ?m or more and less than 6.0 ?m and 15% to 30% in volume fraction of particles having the particle
diameter of 6.0 ?m or more.

US Pat. No. 9,170,167

PRESSURE SENSOR

SEIKO INSTRUMENTS INC., ...

1. A pressure sensor comprising:
a first pressure variation sensor and a second pressure variation sensor,
the first pressure variation sensor and the second pressure variation sensor each including:
a cavity having an opening end;
a cantilever formed into a plate shape extending in a direction from a proximal end to a distal end and including a proximal
end portion supported at the opening end of the cavity in a cantilevered manner and a distal end portion as a free end, the
cantilever being configured to undergo flexural deformation in accordance with a pressure difference between the interior
and the exterior of the cavity;

a gap provided between the distal end portion of the cantilever and the opening end of the cavity and configured to communicate
the interior and the exterior of the cavity;

a deformation detecting unit configured to detect a flexural deformation of the cantilever and output a signal of a result
of detection; and

a detecting unit configured to detect the difference between outputs from the first pressure variation sensor and the second
pressure variation sensor, wherein

the first pressure variation sensor and the second pressure variation sensor have lower limit frequencies which provide sensitivities
of the first pressure variation sensor and the second pressure variation sensor equal to or higher than a predetermined value
as the effectively same frequency characteristics in accordance at least with the capacity of the cavity and the distance
of the gap,

the gap of the first pressure variation sensor communicates the exterior of the cavities of the two pressure variation sensors
and the interior of the cavity of the first pressure variation sensor, and

the gap of the second pressure variation sensor communicates the interior of the cavity of the first pressure variation sensor
and the interior of the cavity of the second pressure variation sensor.

US Pat. No. 9,141,121

VOLTAGE REGULATOR

SEIKO INSTRUMENTS INC., ...

1. A voltage regulator, comprising:
an error amplification circuit that amplifies a difference between a reference voltage and a divided voltage that is obtained
by dividing an output voltage output from an output transistor and outputs a resultant thereof, thus controlling a gate of
the output transistor; and

an amplifier that compares the reference voltage and the divided voltage to detect overshoot at the output voltage, wherein
the voltage regulator further comprises:
a first transistor that lets current that is proportional to current flowing through the output transistor pass therethrough;
a first current mirror circuit that mirrors the current that is proportional to the current flowing through the output transistor;
and

a first bias circuit connected to the amplifier via the first current mirror circuit, wherein an output voltage of the output
transistor is derived from a source voltage of the voltage regulator, and when the source voltage falls below a level necessary
for the voltage regulator to regulate the output voltage, the first bias circuit increases bias current of the amplifier to
increase a response speed of the amplifier.

US Pat. No. 9,071,047

VOLTAGE REGULATOR

SEIKO INSTRUMENTS INC., ...

1. A voltage regulator, comprising:
an output transistor for outputting a current depending on a control voltage to an output terminal;
an error amplifier circuit for comparing a reference voltage output from a reference voltage circuit and a divided voltage
obtained by dividing an output voltage of the output terminal by a resistor to output the control voltage to the output transistor;

an overcurrent protection circuit for outputting a control signal to the output transistor when an output current output by
the output transistor reaches a predetermined current limit value; and

a control circuit for outputting a detection signal to the overcurrent protection circuit until the reference voltage exceeds
a predetermined voltage,

wherein the overcurrent protection circuit comprises:
a first sense transistor having a gate connected to an output terminal of the error amplifier circuit and a drain connected
to a sense resistor;

a second sense transistor having a gate connected to the output terminal of the error amplifier circuit; and
a control transistor having a gate connected to an output terminal of the control circuit, a source connected to a drain of
the second sense transistor, and a drain connected to the sense resistor, and

wherein the control transistor is turned on in response to the detection signal output by the control circuit.

US Pat. No. 9,160,230

DC/DC CONVERTER AND ELECTRONIC APPARATUS

SEIKO INSTRUMENTS INC., ...

1. A DC/DC converter comprising:
an error amplifier circuit including an amplifier which amplifies and outputs a difference between a divided voltage obtained
by dividing a voltage outputted from an output transistor and a reference voltage, and a first transistor having a gate connected
to an output terminal of the amplifier;

a clamp circuit which clamps an output voltage of the error amplifier circuit;
a ramp wave generating circuit which generates a ramp wave; and
a PWM comparator which compares the output voltage of the error amplifier circuit and the ramp wave,
said clamp circuit including:
a constant voltage circuit,
a constant current circuit,
a second transistor having a source connected to a source of the first transistor, a gate connected to the constant voltage
circuit, and a drain connected to the constant current circuit, and

a third transistor having a gate connected to the drain of the second transistor and a drain connected to an output of the
amplifier.

US Pat. No. 9,059,699

POWER SUPPLY SWITCHING CIRCUIT

Seiko Instruments Inc., ...

1. A power supply switching circuit, comprising:
a voltage regulator that operates with a voltage of a first power supply terminal, the voltage regulator comprising a reference
voltage circuit, an error amplifier circuit, an output transistor, and a voltage divider circuit;

a replica current generation circuit for generating a replica current that is proportional to a current flowing from a second
power supply terminal to an output terminal; and

a current mirror circuit for causing the replica current to flow through the output transistor of the voltage regulator,
wherein, when a voltage of the output terminal is switched from a voltage of the second power supply terminal to a voltage
of the voltage regulator, the replica current is caused to flow in advance through the output transistor of the voltage regulator
before the switching.

US Pat. No. 9,442,465

ELECTRONIC TIMEPIECE AND CONTROL METHOD OF ELECTRONIC TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. An electronic timepiece comprising:
a solar power source;
a voltage stabilizer circuit that generates a constant voltage by using power supplied from the solar power source; and
a control circuit that clocks the time by driving a rotating body at first hand operation speed and at second hand operation
speed which is faster than the first hand operation speed,

wherein the control circuit selects a voltage of the solar power source so as to drive the rotating body in a case of the
first hand operation speed, and selects at least any one voltage of the constant voltage and the voltage of the solar power
source so as to drive the rotating body in a case of the second hand operation speed.

US Pat. No. 9,302,495

THERMAL HEAD, PRINTER, AND METHOD OF MANUFACTURING THERMAL HEAD

SEIKO INSTRUMENTS INC., ...

1. A thermal head comprising:
a support substrate;
an upper substrate arranged on the support substrate on one surface side thereof in a laminated state;
an intermediate layer which is arranged between the upper substrate and the support substrate to bond the upper substrate
and the support substrate to each other, and which has one of a through hole and a concave portion to form a cavity portion
between the upper substrate and the support substrate; and

a heat generating resistor formed on a surface of the upper substrate on a side opposite to the support substrate at a position
opposed to the cavity portion,

wherein the intermediate layer is formed of a glass paste having a melting point lower than a firing temperature of the support
substrate and higher than a melting temperature of the upper substrate.

US Pat. No. 9,100,419

LONG-TERM SIGNATURE TERMINAL, LONG-TERM SIGNATURE SERVER, LONG-TERM SIGNATURE TERMINAL PROGRAM, AND LONG-TERM SIGNATURE SERVER PROGRAM

SEIKO INSTRUMENTS INC., ...

1. A long-term signature terminal comprising:
electronic signature data acquisition circuit for acquiring electronic signature data for each of a plurality of pieces of
original data;

time stamp acquisition circuit for transmitting the acquired electronic signature data to a predetermined server and for acquiring
a time stamp issued for the electronic signature data from the predetermined server;

verification information acquisition circuit for acquiring verification information for verifying the electronic signature
data and the time stamp from a predetermined server;

long-term signature target data acquisition circuit for acquiring long-term signature target data for confirming unfalsification
of the original data, the electronic signature data, the time stamp, and the verification information for each of the plurality
of pieces of original data;

long-term signature data acquisition circuit for transmitting the acquired long-term signature target data to a predetermined
server and for acquiring long-term signature data having an archive time stamp issued for the long-term signature target data
applied thereto; and

designation circuit for designating a long-term signature scheme for each of the plurality of pieces of original data;
wherein the long-term signature data acquisition circuit acquires the long-term signature data in accordance with the designated
long-term signature scheme; and

wherein at least two of the time stamp acquisition circuit, the verification information acquisition circuit, and the long-term
signature data acquisition circuit perform communication with the same server.

US Pat. No. 9,370,104

LID BODY PORTION AND ELECTRONIC DEVICE PACKAGE USING THE LID BODY PORTION AND ELECTRONIC DEVICE

SEIKO INSTRUMENTS INC., ...

1. A lid body portion comprising:
a concave portion in which a space portion is formed by a bottom portion and a side plate portion; and
a flange portion extending from an outer edge portion in an opening portion side of the concave portion to the outside,
wherein a side-plate inner surface as a surface facing the space portion of the concave portion in the side plate portion
is a reverse tapered surface inclining to the outside of the space portion from the opening portion side toward the bottom
portion.

US Pat. No. 9,365,039

LIQUID JET HEAD, METHOD FOR MANUFACTURING LIQUID JET HEAD, AND LIQUID JET APPARATUS

SII PRINTEK INC., (JP) S...

1. A liquid jet head comprising:
a base plate;
an actuator portion fixed to the base plate and having a jet channel to be filled with a liquid and a dummy channel not to
be filled with a liquid, the jet channel and the dummy channel being juxtaposed to each other;

a jet hole plate arranged on one side end of the actuator portion in an extending direction of the jet channel and the dummy
channel, the jet hole plate having a jet hole configured to communicate with the jet channel;

a drive electrode formed on inner surfaces of the jet channel and the dummy channel; and
an extracting electrode formed on the base plate on the other side end of the actuator portion in the extending direction,
the extracting electrode being electrically connected to the drive electrode, wherein

an electrode formation region of the base plate on which is formed the extracting electrode has a surface roughness greater
than a surface roughness in a region of the base plate other than the electrode formation region.

US Pat. No. 9,267,818

MAGNETIC SENSOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. A magnetic sensor device for outputting a signal in accordance with an intensity of a magnetic field applied to a Hall
element, the magnetic sensor device comprising:
a plurality of Hall elements;
a plurality of differential amplifiers to which the plurality of Hall elements are connected, respectively;
a reference voltage generation circuit configured to output at least one reference voltage; and
a comparator comprising:
a plurality of differential input pairs connected to the plurality of differential amplifiers for outputting amplified signal
voltages, respectively; and

a differential input pair connected to the reference voltage generation circuit configured to output a second reference voltage,
and wherein the comparator is configured to output a result of comparison of the amplified voltages.

US Pat. No. 9,224,872

NON-VOLATILE MEMORY CIRCUIT

SEIKO INSTRUMENTS INC., ...

1. A non-volatile memory circuit comprising:
a non-volatile memory having a one-sided LOCOS offset structure, the non-volatile memory comprising:
a first source and drain region having a non-LOCOS offset structure, which is different from a LOCOS offset structure; and
a second source and drain region having the LOCOS offset structure;
switch circuits respectively connected to the first source and drain region and the second source and drain region;
a floating gate across which the first source and drain region and the second source and drain region are disposed;
a capacitive coupling oxide film formed on a part of the floating gate;
a control gate capacitively coupled with the part of the floating gate through intermediation of the capacitive coupling oxide
film; and

a lightly doped region disposed between and in contact with a side of the first source and drain region and an end of the
floating gate.

US Pat. No. 9,213,415

REFERENCE VOLTAGE GENERATOR

SEIKO INSTRUMENTS INC., ...

1. A reference voltage generator, comprising:
a depletion mode MOS transistor of a first conductivity type, for supplying a constant current flow; and
an enhancement mode MOS transistor of the first conductivity type having a diode connection to the depletion mode MOS transistor,
having a mobility equal to a mobility of the depletion mode MOS transistor, and generating a reference voltage based on a
constant current;

wherein the enhancement mode MOS transistor includes a well having an impurity concentration which is lower than an impurity
concentration of a well of the depletion mode MOS transistor.

US Pat. No. 9,131,894

BIOLOGICAL INFORMATION DETECTING DEVICE

SEIKO INSTRUMENTS INC., ...

1. A biological information detecting device comprising:
a device body;
a pair of electrode portions in the device body and respectively adapted to contact a biological surface;
a band-shaped fixing member that covers the pair of electrode portions and is adapted to fix the device body to the biological
surface; and

a guide portion between each of the electrode portions and the fixing member that allows relative movement between each of
the electrode portions and the fixing member in an extending direction of the fixing member and restricts movement in a width
direction orthogonal to the extending direction,

the guide portion having a base portion attached to the fixing member.

US Pat. No. 9,296,232

THERMAL PRINTER

SEIKO INSTRUMENTS INC., ...

1. A thermal printer comprising:
a casing that houses recording paper;
a printer cover connected to the casing in a manner turnable with respect to the casing around a first turning shaft for opening/closing
the casing;

a head unit provided on the casing and including a thermal head; and
a platen unit provided on the printer cover and connected to the head unit in a manner releasable along with an opening/closing
operation of the printer cover, the platen unit including a platen roller for feeding the recording paper,

wherein the platen unit is mounted on the printer cover in a manner turnable around a second turning shaft that is parallel
to the first turning shaft and slidable along a direction perpendicular to the second turning shaft,

wherein the thermal printer further includes a biasing member provided between the printer cover and the platen unit for biasing
the platen unit toward a closing direction of the printer cover around the second turning shaft; and

wherein the platen unit includes a platen block supporting the platen roller, a cover frame covering the platen block, and
a pair of mounting pieces extending from the cover frame, each of the pair of mounting pieces having a mounting hole through
which the second turning shaft extends and along which the platen unit is slidable in the direction perpendicular to the second
turning shaft.

US Pat. No. 9,274,170

SEMICONDUCTOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. A semiconductor device, comprising:
a clock input terminal, to which a clock signal is input;
an instruction data input terminal, to which instruction data is input;
a data output terminal, to/from which data is input/output;
a plurality of data registers connected in series that temporarily holds the instruction input from the data input terminal
in synchronization with the clock signal;

an instruction decoder that identifies whether data output from the plurality of data registers is a normal instruction or
a test instruction, and when the data is a test instruction, outputs a test instruction signal;

a comparator that compares instruction data input to the data input terminal and data of the data output terminal in synchronization
with the clock signal, and outputs a detected signal having a signal level responsive to relative signal levels of the instruction
data and the data of the data output terminal;

a latch circuit that designates the detected signal output from the comparator as a set signal; and
a logic circuit capable of selecting whether the test instruction signal is to be output or not in accordance with a signal
output from the latch circuit.

US Pat. No. 9,235,196

CONSTANT VOLTAGE CIRCUIT AND ANALOG ELECTRONIC CLOCK

SEIKO INSTRUMENTS INC., ...

1. A constant voltage circuit comprising:
an output transistor connected between an output terminal and a power supply terminal;
a voltage dividing circuit, which is connected between the output terminal and a grounding terminal and which divides an output
voltage of the output terminal and outputs a feedback voltage;

a reference voltage circuit which outputs a reference voltage;
a differential amplifier circuit, which is turned on/off by a predetermined signal and which controls the voltage of a gate
of the output transistor on the basis of the reference voltage and the feedback voltage that are received;

a switch circuit, which is connected to an output terminal of the differential amplifier circuit and which is turned on/off
by the predetermined signal; and

a voltage holding circuit, which is connected between the gate of the output transistor and the power supply terminal and
which has a resistor and a capacitor connected in series, wherein when the switch circuit is switched on, the voltage holding
circuit is configured to hold a variable voltage output from the differential amplifier circuit to thereby control a voltage
of the gate of the output transistor.

US Pat. No. 9,190,941

STEPPING MOTOR CONTROL CIRCUIT, MOVEMENT, AND ANALOG ELECTRONIC TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A stepping motor control circuit comprising:
a rotation detection unit that detects an induced current flowing through a drive coil due to free vibration of a stepping
motor in a detection section divided into a plurality of sections, and detects a rotation state of the stepping motor on the
basis of a pattern indicating whether or not an induced current exceeding a predetermined reference value is detected in each
of the sections by using a phenomenon in which a detection time of the induced current is delayed along with a relative load
increase with respect to drive energy, and a level of the induced current decreases; and

a control unit that selects a drive pulse corresponding to the rotation state that is detected by the rotation detection unit
among a plurality of kinds of drive pulses, each having different energy, and supplies a drive current to the drive coil by
the selected drive pulse to rotatably drive the stepping motor,

wherein the rotation detection unit carries out the detection by selecting a detection direction of the induced current in
sections after a first section on the basis of whether or not an induced current exceeding a predetermined reference value
is detected in the first section that is an initial section of the detection section, and detects the rotation state of the
stepping motor by a pattern based on the induced current detected in each of the sections.

US Pat. No. 9,158,937

INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING PROGRAM

SEIKO INSTRUMENTS INC., ...

1. An information processing device which manages the protection state of original data by long-term signature data in storage-target
data obtained by combining the long-term signature data and the original data, the information processing device comprising:
a management information acquisition circuit for acquiring management information having a management-target value for each
management item obtained from the storage-target data recorded therein;

a management-target value acquisition circuit for acquiring a management-target value of a predetermined management item from
the acquired management information;

a determination circuit for comparing the acquired management-target value with a value acquired from the storage-target data
or a value acquired from the outside to determine the state of management; and

an output circuit for outputting a result corresponding to the determined state of management;
wherein one of the obtained management items corresponds to the determination of non-destruction of the storage-target data;
wherein the management-target value acquisition circuit acquires hash value of the storage-target data from the management
information as a management-target value when it is confirmed that the storage-target data is not destructed;

wherein the determination circuit computes the hash value of the storage-target data and compares the hash value of the storage-target
data with the acquired hash value to determine non-destruction of the stored-target data;

wherein another of the acquired management items is the determination of the validity of the long-term signature data;
wherein the management-target value acquisition circuit acquires specification information for specifying an archive time
stamp to be used by the long-term signature data and source information of expiration information of the archive time stamp
from the management information as a management-target value; and

wherein the determination circuit acquires the expiration information using the acquired source information and compares the
acquired expiration information with the acquired specification information to determine the validity of the long-term signature
data.

US Pat. No. 9,363,411

DATA CERTIFICATION SYSTEM, SERVER DEVICE, CLIENT DEVICE, PUBLISHING SERVER, AND DATA CERTIFICATION METHOD

SEIKO INSTRUMENTS INC., ...

1. A data certification system comprising:
a server device, a client device and a publishing server in communication with one another,
wherein the server device comprises:
a server reception unit which receives raw data subject to certification of non-falsification transmitted from a client device,
a proof information generation unit which generates certification information for certifying non-falsification of the raw
data on the basis of the raw data received by the server reception unit, and generates proof information including the certification
information and time information representing the time of the generation of the certification information, and

a server transmission unit which transmits the proof information to the client device;
wherein the client device comprises:
a client transmission unit which transmits the raw data to the server device,
a client reception unit which receives the proof information transmitted from the server device,
a time information acquisition unit which acquires the time information representing the time of the generation of the certification
information included in the proof information from the proof information received by the client reception unit,

a report generation unit which generates report data including the time information and publishing destination information
representing a publishing destination in the raw data,

a transfer unit which transfers the raw data, the proof information, and the report data to the publishing server which releases
the raw data, the proof information, and the report data to the publishing destination uniquely identified by the publishing
destination information, and

an output unit which outputs the report data generated by the report generation unit, and
wherein the publishing server transmits only the report data to a first device that is in communication with the publishing
destination and that cannot verify non-falsification of the report data using the raw data and the proof information, and

wherein the publishing server transmits the report data, the raw data, and the proof information to a second device which
is in communication with the publishing destination and which can verify non-falsification of the report data using the raw
data and the proof information.

US Pat. No. 9,261,569

SENSOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. A sensor device for generating a logic output in accordance with intensity of a physical quantity applied to a sensor element,
the sensor device comprising:
a switch circuit to be connected to a first terminal pair and a second terminal pair of the sensor element, for controlling
switching between a terminal pair supplied with power and a terminal pair for outputting a signal voltage corresponding to
the intensity of the physical quantity, and outputting a first signal voltage and a second signal voltage input from the terminal
pair of the sensor element;

a detection voltage setting circuit for outputting a first reference voltage and a second reference voltage; and
a first amplifier including a first input terminal pair, a second input terminal pair, and an output terminal,
the first input terminal pair including a first input terminal which is connected to the output terminal via a first switch
and inputs a voltage based on the first signal voltage via a first capacitor,

the first input terminal pair including a second input terminal which inputs one of a voltage based on the second signal voltage
and the second reference voltage,

the second input terminal pair including a first input terminal which inputs the first reference voltage,
the second input terminal pair including a second input terminal which inputs one of the second reference voltage and the
voltage based on the second signal voltage,

wherein the switch circuit has a function of switching between:
a first detection state in which power is supplied to the first terminal pair of the sensor element and the signal voltage
is output from the second terminal pair; and

a second detection state in which power is supplied to the second terminal pair of the sensor element and the signal voltage
is output from the first terminal pair, and

wherein the first amplifier is configured to generate the logic output based on the first detection state and the second detection
state.

US Pat. No. 9,136,247

RESIN-ENCAPSULATED SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEIKO INSTRUMENTS INC., ...

1. A method of manufacturing a resin-encapsulated semiconductor device, comprising:
preparing one of a frame and an electroformed substrate, including a plurality of units each including a die pad portion and
a plurality of lead portions disposed opposite to the die pad portion;

mounting a semiconductor element on each of the die pad portions of the one of the frame and the electroformed substrate,
and connecting the plurality of lead portions and electrodes on a surface of the semiconductor element to each other via a
metal thin wire;

encapsulating the die pad portions, the semiconductor elements, and the plurality of lead portions with an encapsulating resin
so that a bottom surface part of each of the plurality of lead portions is exposed;

performing lead pre-cutting by cutting a cutting region of each of the plurality of lead portions by a rotary blade from an
upper surface side of the encapsulating resin, the cutting region corresponding to a boundary between the plurality of units
of the one of the frame and the electroformed substrate after the resin-encapsulation, thereby forming a concave part at the
cutting region while leaving a part of the each of the plurality of lead portions uncut;

subjecting a surface of the concave part to wet etching to form a lead upper end part until a region located under the encapsulating
resin;

immersing the one of the frame and the electroformed substrate after the wet etching into a plating bath to form a plated
layer on the lead bottom surface part and the lead upper end part; and

performing lead full-cutting by cutting, at the cutting region, the remaining part of the each of the plurality of lead portions
having the plated layer formed thereon by using one of a rotary blade and a cutting punch, thereby separating the resin-encapsulated
semiconductor device into individual pieces.

US Pat. No. 9,356,499

ELECTROMAGNETIC GENERATOR

SEIKO INSTRUMENTS INC., ...

1. An electromagnetic generator comprising:
a magnet assembly having a plurality of stacked permanent magnets which are magnetized in a direction of stacking so that
surfaces of the permanent magnets corresponding to the same pole face each other;

a solenoid coil positioned around a side surface of the magnet assembly, the magnet assembly being configured so that a position
of the magnet assembly relative to the solenoid coil can be changed;

holding parts that hold the magnet assembly so that a plane position where the surfaces of the permanent magnets corresponding
to the same pole face each other corresponds to a center of the solenoid coil in a winding axis direction at a stop position;
and

repulsive magnets for generating magnetic repulsive forces that maintain the magnet assembly separated from the repulsive
magnets;

wherein for each of the permanent magnets, a length of an end face of the permanent magnet in a direction perpendicular to
the winding axis direction is equal to or larger than double a length of the permanent magnet in the winding axis direction.

US Pat. No. 9,276,065

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEIKO INSTRUMENTS INC., ...

1. A semiconductor device comprising:
a first conductivity type semiconductor substrate;
a trench in the first conductivity type semiconductor substrate, the trench having a side surface and a bottom surface extending
in a gate width direction;

a concave surface region spaced away from the trench by a constant distance, such that the concave surface region follows
a contour of the side surface of the trench;

an isolation region surrounding the concave surface region and the trench;
a gate electrode within the trench and overlying a planar portion of the first conductivity type semiconductor substrate and
spaced apart therefrom by a gate insulating film, such that the gate electrode has a relatively wide portion in the trench
and a relatively narrow portion on the planar portion of the first conductivity type semiconductor substrate;

a source region of a second conductivity type and a drain region of the second conductivity type in the substrate below the
concave surface region, the source and drain regions extending into the semiconductor substrate to a depth below a deepest
portion of the isolation region,

such that the source and drain regions are adjacent to the side surface of the trench and sandwich the gate electrode therebetween
below the concave surface region.

US Pat. No. 9,240,426

PHOTOELECTRIC CONVERSION DEVICE

SEIKO INSTRUMENTS INC., ...

1. A photoelectric conversion device comprising:
a plurality of photoelectric conversion units;
a first wiring line commonly transmitting optical signals of the plurality of photoelectric conversion units via a first switch;
a second wiring line commonly transmitting initial voltages of the plurality of photoelectric conversion units via a second
switch; and

a third wiring line transmitting control signals that control the first switch and the second switch, the third wiring line
crossing the first wiring line and the second wiring line,

wherein in the plurality of photoelectric conversion units, the first wiring line, the second wiring line, and the third wiring
line are located so that a first parasitic capacitance generated between the first wiring line and the third wiring line and
a second parasitic capacitance generated between the second wiring line and the third wiring line are substantially equal.

US Pat. No. 9,235,193

TEMPERATURE COMPENSATION-TYPE BALANCE, TIMEPIECE MOVEMENT, MECHANICAL TIMEPIECE AND MANUFACTURING METHOD OF TEMPERATURE COMPENSATION-TYPE BALANCE

SEIKO INSTRUMENTS INC., ...

1. A temperature compensation-type balance comprising:
a balance staff that rotates about a rotation axis; and
a balance wheel that has a plurality of bimetal portions which are disposed in parallel to each other in a circumferential
direction around the rotation axis of the balance staff and extended in an arc shape along the circumferential direction of
the rotation axis, and connection members which radially connect respective ones of the plurality of bimetal portions to the
balance staff, wherein

each bimetal portion is a layered body in which a first member and a second member that is disposed more radially outward
than the first member are radially overlapped, one end portion of the bimetal portion in the circumferential direction is
a fixed end connected to a respective connection member and the other end portion of the bimetal portion in the circumferential
direction is a free end, and the second member has a second V-shaped engagement portion that is engaged with a first V-shaped
engagement portion formed in the first member at the free end of the bimetal portion and is bonded to the first member to
maintain the engagement therebetween

the first member is formed of a ceramic material, and
the second member is formed of a metal material having a thermal expansion coefficient different from that of the first member.

US Pat. No. 9,164,486

OPERATION STABILIZATION MECHANISM, MOVEMENT, AND MECHANICAL TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. An operation stabilization mechanism comprising:
a first carriage to which a rotational drive force of a train wheel is transmitted and which is rotatably supported with respect
to a main plate;

a second carriage rotatably supported with respect to the first carriage;
a constant-force spring provided between the first carriage and the second carriage and configured to impart a rotational
force to the second carriage so that the second carriage undergoes rotation with respect to the first carriage;

an escapement/governor mechanism mounted in the second carriage and configured to be driven by a rotational torque generated
through rotation of the second carriage and transmitted to the escapement/governor mechanism; and

a stopper lever mounted to undergo rotational movement relative to the first carriage for suppressing fluctuations in the
rotational torque transmitted to the escapement/governor mechanism.

US Pat. No. 9,375,922

METHOD OF MANUFACTURING LIQUID JET HEAD

SII PRINTEK INC., (JP) S...

1. A method of manufacturing a liquid jet head comprising:
a through hole forming step of forming through holes on a base plate;
an actuator portion disposing step of separately disposing a first actuator portion and a second actuator portion, the first
actuator portion and the second actuator portion being configured to jet liquid, on opposite sides in a thickness direction
of the base plate at positions avoiding the through holes; and

a plating step of performing plating on the base plate, the first actuator portion, and the second actuator portion to form
first electrodes configured to drive the first actuator portion and second electrodes configured to drive the second actuator
portion, wherein

the through hole forming step includes
a boring step of forming the through holes on the base plate, and
a processing step of roughening inner surfaces of the through holes formed in the boring step, and
the second electrodes are routed to a principal surface of the base plate through the through holes, the principal surface
facing the first actuator portion, in the plating step.

US Pat. No. 9,207,694

METHOD OF MEASURING CHARACTERISTICS OF A PROTECTION CIRCUIT FOR A LINEAR VOLTAGE REGULATOR

SEIKO INSTRUMENTS INC., ...

1. A voltage regulator, comprising:
an error amplifier circuit;
a constant current circuit for supplying an operating current of the error amplifier circuit;
a protection circuit;
a test terminal for measuring characteristics of the protection circuit;
a current output circuit for outputting a current of the constant current circuit to the test terminal;
a fuse provided between the current output circuit and the test terminal; and
a switch circuit for stopping an operation of the protection circuit.

US Pat. No. 9,099,874

BATTERY STATE MONITORING CIRCUIT AND BATTERY DEVICE

SEIKO INSTRUMENTS INC., ...

1. A battery state monitoring circuit, comprising:
a charge/discharge control circuit for detecting and controlling a state of a secondary battery;
a temperature sensor circuit connected to an overcurrent detection terminal;
an amplifier for comparing a reference voltage and a divided voltage of the overcurrent detection terminal; and
a transistor that receives an output signal of the amplifier, for controlling a charge control output terminal,
wherein when the divided voltage of the overcurrent detection terminal is below the reference voltage, the amplifier controls
the transistor, which in turn controls the charge control output terminal to limit an amount of current flowing to the secondary
battery to thereby prevent a magnitude of a voltage present on the overcurrent detection terminal from dropping below a level
that facilitates operation of the temperature sensor circuit.

US Pat. No. 9,245,864

BALL GRID ARRAY SEMICONDUCTOR PACKAGE AND METHOD OF MANUFACTURING THE SAME

SEIKO INSTRUMENTS INC., ...

1. A BGA semiconductor package, comprising:
a semiconductor device;
a substrate on which the semiconductor device is mounted;
an adhesive for adhering the semiconductor device and the substrate to each other;
a micro ball having conductivity, the micro ball having a part fitted into a through-hole provided in the substrate;
a bonding wire for electrically connecting the semiconductor device and the micro ball to each other; and
an encapsulation member for encapsulating, with an encapsulation resin, the semiconductor device, the adhesive, a part of
the micro ball which is not fitted into the through-hole, and the bonding wire, only on a surface side of the substrate on
which the semiconductor device is mounted,

at least a part of a bottom surface of the micro ball having an exposed portion as an external connection terminal, exposed
through the through-hole provided in the substrate which forms a bottom surface of the encapsulation member.

US Pat. No. 9,182,746

STEPPING MOTOR CONTROL CIRCUIT, MOVEMENT AND ANALOG ELECTRONIC TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A stepping motor control circuit comprising:
a rotation detection unit that detects a induced signal exceeding a predetermined reference threshold value which is generated
by a stepping motor in a detection section divided into at least three sections, and detects a rotation state on the basis
of a pattern indicating whether the induced signal exceeding a reference threshold value is detected in each of the sections;
and

a control unit that selects a main drive pulse depending on the rotation state detected by the rotation detection unit from
a plurality of main drive pulses which are different from each other in energy, and drives the stepping motor,

wherein when the induced signal exceeding a reference threshold value is not detected in a first section which is an initial
section out of the plurality of sections, the rotation detection unit detects the induced signal by shifting an end position
of at least one section other than the initial section to a rear side by a predetermined amount.

US Pat. No. 9,091,299

BEARING DEVICE, METHOD OF MANUFACTURING BEARING DEVICE, AND INFORMATION RECORDING/REPRODUCING APPARATUS

SEIKO INSTRUMENTS INC., ...

1. A bearing device comprising:
a shaft; and
a pair of rolling bearing portions that are arranged side by side in an axial direction of the shaft,
wherein the pair of rolling bearing portions each include an inner ring that is arranged coaxially with a central axis of
the shaft; an outer ring that surrounds the inner ring from an outer side of the shaft in a radial direction; and a plurality
of rolling elements that are rollably retained between the inner ring and the outer ring, and

wherein when a separation distance between an innermost portion of the rolling elements in the radial direction and the central
axis is defined as a first separation distance and a separation distance between an outermost portion of the rolling elements
in the radial direction and the central axis is defined as a second separation distance, the inner ring includes an inner
ring rolling surface formed so that the external radius of an end portion on any one side of an inner side and an outer side
in the axial direction is smaller than the first separation distance and formed so as to have an external radius that becomes
larger than the first separation distance from the one side in the axial direction toward any other side of the inner side
and the outer side in the axial direction, and the outer ring includes an outer ring rolling surface formed so that the internal
radius of an end portion on the other side in the axial direction is larger than the second separation distance and formed
so as to have an internal radius that becomes smaller than the second separation distance from the other side toward the one
side in the axial direction.

US Pat. No. 9,275,972

RESIN-ENCAPSULATED SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEIKO INSTRUMENTS INC., ...

1. A resin-encapsulated semiconductor device, comprising:
a die pad portion;
a semiconductor element mounted on the die pad portion;
a plurality of lead portions arranged so as to be opposed to at least two sides of the die pad portion;
thin metal wires connecting the plurality of lead portions to a plurality of electrodes provided on a surface of the semiconductor
element; and

an encapsulation resin for encapsulating the die pad portion, the semiconductor element, and the plurality of lead portions
in a manner that the plurality of lead portions are partially exposed,

wherein the plurality of lead portions each comprise a lead bottom surface part that is a bottom surface exposed from the
encapsulation resin, a lead outer surface part that is a leading end, and a lead upper end part that is a part of an upper
surface,

wherein the lead bottom surface part is flush with a bottom surface of the encapsulation resin,
wherein the lead bottom surface part and the lead upper end part each have a plating layer formed thereon at a region of the
lead portion that has a uniform thickness, and

wherein the encapsulation resin has a cutout on a side surface thereof vertically above a portion of the lead upper end part
on which the plating layer is formed.

US Pat. No. 9,270,162

SWITCHING REGULATOR AND ELECTRONIC DEVICE

SEIKO INSTRUMENTS INC., ...

1. A switching regulator comprising:
an error amplification circuit which amplifies a difference between a feedback voltage and a reference voltage based on an
output voltage and outputs the amplified difference;

a PWM comparator which compares an output of the error amplification circuit with an output of a triangular wave oscillation
circuit, and controls an output transistor;

an overcurrent detection circuit monitors a load current flowing through a load connected to an output terminal via a sense
resistor through which the load current flows, detects an overcurrent generated from the load current, and outputs an overcurrent
detection signal causing a switching operation to stop; and

a negative feedback control circuit which receives the overcurrent detection signal, and, while the overcurrent condition
is detected, controls and holds the load current to a predetermined current value greater than zero until the overcurrent
condition is removed.

US Pat. No. 9,247,374

TERMINAL DEVICE, COMMUNICATION SYSTEM AND METHOD OF ACTIVATING TERMINAL DEVICE

SEIKO INSTRUMENTS INC., ...

1. A terminal device comprising:
at least one measurement sensor for measuring a physical quantity of a measurement target;
a control unit for switching the measurement sensor, when activated, from a non-activated state to an activated state; and
an activation unit, which is driven at lower power consumption than the measurement sensor, for activating the control unit
when a physical quantity having a correlation with the physical quantity of the measurement target has satisfied a given activation
condition.

US Pat. No. 9,172,347

WAFER, METHOD OF MANUFACTURING PACKAGE, AND PIEZOELECTRIC OSCILLATOR

SEIKO INSTRUMENTS INC., ...

1. A method for producing piezoelectric vibrators, the method comprising:
(a) defining at least two groups of first substrates in a first face of a first wafer, the first face opposite to a second
face of the first wafer, wherein the first substrates are adjacent one another in a respective at least two groups, and the
at least two groups are separated from each other by a blank region in which no substrate is defined, such that a surface
area of the first face is sufficiently similar to a surface area of the second face to suppress warping of the first wafer;

(b) defining second substrates on a second wafer similarly to the first substrates defined on the first wafer;
(c) forming a recess in a respective at least some of the first substrates defined on the first wafer;
(d) bonding the first and second wafers such that at least some of the first substrates substantially coincide, respectively,
with at least some of the corresponding second substrates, wherein a piezoelectric vibrating strip is inside a respective
at least some of the coinciding first and second substrate pairs whose first substrates are formed with the recess;

(e) cutting off, from the first and second wafers, respective at least some of the coinciding first and second substrate pairs.

US Pat. No. 9,136,208

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEIKO INSTRUMENTS INC., ...

1. A semiconductor device, comprising:
an encapsulating resin for covering a semiconductor chip;
an outer lead extending from a side surface of the encapsulating resin;
an inclined portion formed in a bottom surface of the extending outer lead;
a through recessed portion formed in an end surface of the outer lead, the end surface corresponding to a distal end of the
outer lead, and the through recessed portion vertically passing through the outer lead from an upper surface of the outer
lead to the inclined portion;

a thick plated layer for covering the inclined portion and an inner surface of the through recessed portion; and
a thin plated layer for covering the end surface of the outer lead.

US Pat. No. 9,310,772

METAL STRUCTURE, METHOD OF MANUFACTURING METAL STRUCTURE, SPRING COMPONENT, CHRONOGRAPH COUPLING LEVER FOR TIMEPIECE, AND TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A metal structure comprising, by mass %:
Fe: 10% to 30%;
S: 0.005% to 0.2%; and
the balance consisting of Ni and unavoidable impurities,
wherein a maximum grain size of the metal structure is 500 nm or less, and
wherein a stress relaxation rate of the metal structure is 10% or less.

US Pat. No. 9,281,464

PIEZOELECTRIC VIBRATING PIECE AND PIEZOELECTRIC VIBRATOR

Seiko Instruments Inc., ...

1. A piezoelectric vibrating piece comprising:
a pair of vibrating arm portions at an interval in a width direction orthogonal to a thickness direction and extending in
a longitudinal direction orthogonal to the thickness direction and the width direction, each of the vibrating arm portions
having tip end sides in the longitudinal direction that comprise vibrating free ends and fixed base end sides;

a base portion extending in the width direction to outer sides of the pair of vibrating arm portions, to which respective
base end sides of the pair of vibrating arm portions are integrally connected and fixed;

a pair of support arm portions connected to the base portion outside the pair of vibrating arm portions and extending from
the base portion to a same side as the pair of vibrating arm portions, the support arm portions having first and second opposing
surfaces in the thickness direction and first and second opposing surfaces in the width direction; and

a pair of mount electrodes on a first surface of the opposing surfaces in the thickness direction of the respective support
arm portions,

wherein the pair of mount electrodes are bonded to respective electrode pads on a package side housing the piezoelectric vibrating
piece through a conductive bonding material, and

wherein concave portions extend into the pair of mount electrodes from the first surface toward the second surface of the
opposing surfaces in the thickness direction in proximity to the mount electrodes, and a length of at least one concave portion
in the longitudinal direction is less than a length of the mount electrode in the longitudinal direction, and the conductive
adhesive overlies the mount electrodes and the concave portions.

US Pat. No. 9,236,732

VOLTAGE REGULATOR

SEIKO INSTRUMENTS INC., ...

1. A voltage regulator, comprising:
a differential amplifier circuit for amplifying a difference between a reference voltage and a divided voltage obtained by
dividing an output voltage of an output transistor, and outputting the amplified difference to control a gate of the output
transistor; and

an overshoot detection circuit for detecting an overshoot in the output voltage of the output transistor,
the overshoot detection circuit comprising:
a capacitor for detecting a power supply fluctuation;
a comparator for detecting an overshoot that occurs at the output transistor based on the reference voltage and the divided
voltage, and outputting a signal for turning off the output transistor;

a first constant current source having a first end connected to the comparator and a second end connected to a first transistor;
wherein the first transistor is configured to be turned on to allow current from the first constant current source supply
current to the comparator when a signal indicating the detection of the power supply fluctuation is received from the capacitor,
and the first transistor is configured to be turned off to prevent the current from the first constant current source from
being supplied to the comparator when the signal is not received to thereby prevent the comparator from outputting the signal
for turning off the output transistor; and

a pull-down circuit connected to a gate of the first transistor.

US Pat. No. 9,076,371

DISPLAY DEVICE AND ELECTRONIC APPARATUS USING DISPLAY DEVICE

SEIKO INSTRUMENTS INC., ...

1. A display device comprising:
a plurality of common terminals and a plurality of segment terminals connected to a plurality of display components and configured
to be independently driven, the display components being divided into a plurality of display blocks configured to be turned
ON to perform a display function and to be turned OFF so that the display blocks do not perform the display function;

first driving means for driving the plurality of common terminals, the first driving means comprising:
a common signal generation circuit that generates a common signal for scanning and driving the plurality of common terminals
at a predetermined period, the common signal generation circuit having a plurality of output terminals;

a common changeover circuit including a plurality of common changeover switches; and
a common signal changeover control circuit that separates the plurality of common terminals into a plurality of common terminal
blocks each capable of being maintained at ground potential, and that controls changeover of the respective common changeover
switches of the common changeover circuit so that the plurality of output terminals of the common signal generation circuit
are allocated to common terminals corresponding to the plurality of common terminal blocks; and

second driving means for driving the plurality of segment terminals based on a display signal;
wherein the first driving means drives the plurality of common terminals using a scanning signal of a predetermined period
and the second driving means drives the plurality of segment terminals using a segment signal synchronized with the scanning
signal to correspond to the display signal, so that the display components perform a display corresponding to the display
signal; and

wherein the first and second driving means perform the driving so that the common terminals and the segment terminals which
are connected to display blocks of the display components that are turned OFF are not supplied with a turn-off signal and
are maintained at ground potential so that no power is consumed by the display blocks that are turned OFF.

US Pat. No. 9,219,451

OPERATIONAL AMPLIFIER CIRCUIT

SEIKO INSTRUMENTS INC., ...

1. An operational amplifier circuit for amplifying a signal input to input terminals and outputting the amplified signal to
an output terminal, the operational amplifier circuit comprising:
a first amplifier stage connected to the input terminals of the operational amplifier circuit;
a chopping circuit connected to the input terminals of the operational amplifier circuit, the chopping circuit being controlled
by a first clock and having a function of modulating the input signal;

a second amplifier stage connected to output terminals of the chopping circuit;
a filter connected to output terminals of the second amplifier stage that is configured to add a signal output from the second
amplifier to a delayed version of the signal so that the filter has a finite impulse response (FIR) characteristic;

a sample and hold circuit connected to the FIR filter, the sample and hold circuit being controlled by a second clock that
is synchronized with the first clock;

a third amplifier stage connected to output terminals of the sample and hold circuit; and
a fourth amplifier stage connected to an output terminal of the first amplifier stage and an output terminal of the third
amplifier stage, the fourth amplifier stage including an output terminal connected to the output terminal of the operational
amplifier circuit.

US Pat. No. 9,199,276

SIGNAL PROCESSING CIRCUIT, VIBRATION DETECTION CIRCUIT, AND ELECTRONIC DEVICE

SEIKO INSTRUMENTS INC., ...

1. A signal processing circuit for detecting vibration applied to an acceleration switch based on an open/closed state of
the acceleration switch, the signal processing circuit comprising:
a main determination section configured for connection to the acceleration switch for comparing an output of the acceleration
switch to a preset first determination criterion to thereby determine the vibration applied to the acceleration switch;

a power supply control section for controlling supply of power based on a result of the determination made by the main determination
section;

a main control section for controlling a control target based on the power supplied from the power supply control section;
and

a sensor for detecting a physical quantity applied to the sensor based on the power supplied from the power supply control
section, and for outputting a result of the detection as physical quantity measurement information,

wherein the power supply control section controls the supply of the power to at least one of the main control section and
the sensor based on the result of the determination made by the main determination section as to the vibration applied to
the acceleration switch.

US Pat. No. 9,190,674

FUEL CELL AND FUEL CELL SYSTEM

SEIKO INSTRUMENTS INC., ...

1. A fuel cell, comprising:
a membrane electrode assembly comprised of an electrolyte membrane and an anode catalyst;
a supply member for supplying an anode fluid to the membrane electrode assembly, the supply member having a plurality of anode
fluid flow paths penetrating the supply member for supplying the anode fluid so as to be directed toward a surface of the
membrane electrode assembly, and the supply member having a plurality of protruding portions through which the respective
fluid flow paths are formed; and

a gas diffusion layer provided between the supply member and the membrane electrode assembly, an opening of each of the anode
fluid flow paths on a discharge side thereof for the anode fluid being disposed in contact with a side of the gas diffusion
layer facing the supply member, the protruding portions of the supply member protruding toward the gas diffusion layer with
a leading end surface of each of the protruding portions being disposed in contact with the gas diffusion layer, and the supply
member including a region that confronts the side of the gas diffusion layer and that stores a gas pushed by the supply of
the anode fluid, the region comprising at least one space formed in a portion of the supply member other than portions of
the supply member in which the anode fluid flow paths are formed.

US Pat. No. 10,076,031

ELECTRONIC DEVICE AND METHOD OF MANUFACTURING ELECTRONIC DEVICE

SEIKO INSTRUMENTS INC., ...

1. An electronic device comprising:an insulating base substrate comprised of glass and through which extend a plurality of nickel-alloy through electrodes;
an electronic element which is electrically connected to the through electrodes and is mounted on one surface of the base substrate;
a lid which accommodates the electronic element and is bonded to the one surface of the base substrate; and
a plurality of external electrodes each covering a region ranging from an end face of one through electrode, which is exposed by the other surface of the base substrate, to the other surface in a vicinity of the end face,
wherein each external electrode includes a conductive film which covers a region ranging from the end face to the other surface in the vicinity of the end face, a first electrolytically plated film which is formed on a surface of the conductive film, and a second electrolytically plated film which is formed on a surface of the first electrolytically plated film, and
wherein the second electrolytically plated film is formed of tin or a tin alloy.

US Pat. No. 9,256,208

TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A timepiece comprising:
a case including an annular shell having an outer peripheral wall and an engaging projection formed in a circumferential direction
on the outer peripheral wall of the annular shell, the engaging projection having a first engagement surface;

a ring-shaped bezel having an inner peripheral wall circumferentially surrounding the outer periphery wall of the annular
shell, the ring-shaped bezel being arranged for circumferential rotation around the outer periphery wall of the annular shell
and for separation from the annular shell in a first axial direction; and

a ring-shaped mounting member formed of an elastic material and positioned between the outer peripheral wall of the annular
shell and the inner peripheral wall of the ring-shaped bezel, the ring-shaped mounting member including (i) an outer peripheral
portion being in contact with the inner peripheral wall of the ring-shaped bezel, (ii) an inner peripheral portion being in
contact with the outer peripheral wall of the annular shell, and (iii) an annular groove formed between the outer and inner
peripheral portions of the ring-shaped mounting member, wherein

the annular groove is elastically deformable to become narrower or wider to cause the inner peripheral portion of the ring-shaped
mounting member to move in radial directions close to and away from the outer peripheral portion thereof,

the ring-shaped mounting member further includes an engaging portion formed in the inner peripheral portion of the ring-shaped
mounting member, the engaging portion having a second engagement surface configured to engage with the first engagement surface
of the engaging projection of the annular shell to restrict the ring-shaped bezel from moving relative to the annular shell
in the first axial direction to prevent the ring-shaped bezel from separating from the annular shell, and

the first and second engagement surfaces are in tapered contact with each other so that the engaging portion of the ring-shaped
mounting member is disengageable from the engaging projection of the annular shell when the ring-shaped mounting member is
pulled in the first axial direction away from the annular shell with a sufficient force, which is converted by the tapered
contact between the first and second engagement surfaces into a radial force to move the inner peripheral portion of the ring-shaped
mounting member towards the outer peripheral portion thereof and cause the second engagement surface of the engaging portion
to slide along the first engagement surface of the engaging projection and over the engagement projection to release ring-shaped
bezel from the annular shell.

US Pat. No. 9,110,487

VOLTAGE REGULATOR

Seiko Instruments Inc., ...

1. A voltage regulator, comprising:
a reference voltage circuit for outputting a reference voltage;
a differential amplifier circuit for comparing the reference voltage and a voltage which is based on an output voltage, and
controlling a gate voltage of an output transistor so that the output voltage becomes constant; and

an overcurrent protection circuit for detecting a flow of an overcurrent to the output transistor, and limiting a current
of the output transistor,

wherein the reference voltage circuit includes a first depletion transistor that determines the reference voltage and the
overcurrent protection circuit includes a second depletion transistor that determines one of a maximum output current and
a short-circuit current of the output transistor, the first depletion transistor of the reference voltage circuit and the
second depletion transistor of the overcurrent protection circuit having the same characteristics, wherein the same characteristics
comprise an identical threshold voltage of a depletion transistor.

US Pat. No. 9,098,067

ESCAPEMENT, TIMEPIECE MOVEMENT AND TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. An escapement comprising:
an escape wheel;
a double roller that is disposed in a balance pivotally moving around a balance staff; and
a pallet fork that can pivotally move around a pallet staff,
wherein the double roller includes a first impulse pin which comes into contact with the pallet fork in response to a pivotal
movement of the double roller and causes the pallet fork to pivotally move around the pallet staff, and a second impulse pin
which can come into contact with a tooth portion of the escape wheel, and

wherein the pallet fork includes two pallets.

US Pat. No. 9,214,821

CHARGE/DISCHARGE CONTROL CIRCUIT AND BATTERY DEVICE

SEIKO INSTRUMENTS INC., ...

1. A charge/discharge control circuit for controlling charge and discharge of a secondary battery to be connected between
a first terminal and a second terminal,
wherein the charge/discharge control circuit comprises:
a control circuit, connected between the first terminal and the second terminal, for monitoring a voltage of the secondary
battery;

a level shifter circuit for level-converting a voltage of a charge control signal output from the control circuit; and
a third terminal for inputting the voltage subjected to the level-converting, and
wherein the level shifter circuit comprises:
a first transistor of a first conductivity type, including a gate connected to an input terminal of the level shifter circuit
and a source connected to the first terminal;

a first resistor including one terminal connected to the input terminal of the level shifter circuit;
a second transistor of a second conductivity type, including a gate connected to another terminal of the first resistor, a
drain connected to a drain of the first transistor, and a source connected to the third terminal; and

a third transistor of the second conductivity type, including a gate and a drain connected to said another terminal of the
first resistor, and a source connected to the third terminal.

US Pat. No. 9,142,543

SEMICONDUCTOR DEVICE HAVING AN ESD PROTECTION CIRCUIT

SEIKO INSTRUMENTS INC., ...

1. A semiconductor device having an ESD protection circuit, comprising:
a P-type semiconductor substrate;
an N-type well disposed on the P-type semiconductor substrate;
a P-type diffusion resistor disposed in the N-type well;
a diode formed between the N-type well and the P-type diffusion resistor;
a first NMOS transistor and a second NMOS transistor disposed on the P-type semiconductor substrate;
a ground terminal disposed on the P-type semiconductor substrate; and
a power supply terminal disposed on the N-type well;
wherein one end of the P-type diffusion resistor is connected to an input terminal, and another end of the P-type diffusion
resistor is connected to a drain of the first NMOS transistor and further connected to an internal circuit;

wherein a gate and a source of the first NMOS transistor are connected to the ground terminal; and
wherein a drain of the second NMOS transistor is connected to the power supply terminal, and a gate and a source of the second
NMOS transistor are connected to the ground terminal.

US Pat. No. 9,219,026

SEMICONDUCTOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. A semiconductor device, comprising:
an island portion on which a semiconductor chip is adhered through intermediation of an insulating paste; and
a plurality of recessed portions each having an inverted pyramid shape, the plurality of recessed portions being formed in
a surface of the island portion in a semiconductor chip placing region,

wherein a first opening angle formed by a normal extending upward from a vertex of each of the plurality of recessed portions
each having an inverted pyramid shape and an opening line extending to an outer side of the semiconductor chip placing region
is smaller than a second opening angle formed by the normal and an opening line extending to an inner side of the semiconductor
chip placing region.

US Pat. No. 9,117,365

DEVICE IDENTIFICATION APPARATUS AND REMOTE CONTROL SYSTEM

SEIKO INSTRUMENTS INC., ...

1. A device identification apparatus for transmitting an optical device identification signal for identifying a corresponding
device among a plurality of similar such optical transmitting devices to a remote controller that stores and transmits optical
code signals to control the devices, the device identification apparatus comprising:
a receiving section that receives the optical code signal from the remote controller;
a signal decryption section that decrypts the optical code signal and sends a trigger signal to a delay generation section
if the code signal is an optical device selecting signal, or returns the device identification apparatus to an initial state
if the code signal is not an optical device selecting signal; and

a transmitting section for transmitting the optical device identification signal,
wherein the delay generation section is between the signal decryption section and the transmitting section, when the delay
generation section receives the trigger signal, the delay generation section generates a pre-set delay time specific to the
corresponding device and generates a delay time according a signal intensity of the optical code signal, such that the transmitting
section transmits the device identification signal after expiration of the delay time, and such that optical signal interference
from the similar such optical transmitting devices is avoided.

US Pat. No. 9,137,897

ELECTRONIC DEVICE AND METHOD FOR MANUFACTURING ELECTRONIC DEVICE

SEIKO INSTRUMENTS INC., ...

1. An electronic device comprising:
a glass substrate;
an electronic element mounted on a first surface of the glass substrate;
a cover body covering the electronic element and bonded to the glass substrate; and
a through electrode penetrating from the first surface to a second surface of the glass substrate opposite the first surface,
wherein the through electrode comprises an iron-nickel based alloy; and
a nickel film contacts an end face of the through electrode exposed on the second surface of the glass substrate and contacts
the second surface of the glass substrate in proximity to the end face,

wherein the nickel film has a thickness of 1 ?m to 3 ?m and the nickel film on the second surface of the glass substrate extends
along the second surface for a distance of 1 ?m to 5 ?m from the end face.

US Pat. No. 9,111,951

SEMICONDUCTOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. A semiconductor device, comprising:
a semiconductor substrate;
an oxide film formed on the semiconductor substrate;
an electrically-conductive non-water-permeable film formed on the oxide film;
a bonding pad formed above the electrically-conductive non-water-permeable film through intermediation of an inter-layer insulation
film, the bonding pad being smaller than the electrically-conductive non-water-permeable film;

a metal interconnecting line configured to connect the bonding pad to an internal circuit;
an outer circumferential interconnecting line surrounding the bonding pad and formed above the electrically-conductive non-water-permeable
film, the being separated from the bonding pad; and

a contact formed along an entire circumference of the outer circumferential interconnecting line, the contact electrically
connecting the outer circumferential interconnecting line to the electrically-conductive non-water-permeable film and dividing
the inter-layer insulation film into an inside portion and an outside portion of the contact.

US Pat. No. 9,118,326

OUTPUT CIRCUIT, TEMPERATURE SWITCH IC, AND BATTERY PACK

SEIKO INSTRUMENTS INC., ...

1. An output circuit with open-drain output comprising:
an inverter circuit connected to an input terminal of the output circuit;
an output MOS transistor having a gate thereof connected to an output terminal of the inverter circuit, a drain thereof directly
connected to an output terminal of the output circuit, and a source thereof connected to a first supply terminal;

a switch circuit between the inverter circuit and a second supply terminal; and
a current source connected to an output of the inverter circuit between the gate of the output MOS transistor and the first
supply terminal,

wherein the switch circuit turns off when a power supply voltage is lower than a minimum operating voltage of the output circuit.

US Pat. No. 9,128,467

ELECTRONIC INSTRUMENT AND ELECTRONIC TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. An electronic instrument comprising:
a power unit configured to allow insertion of a cell and to supply an electric power output from the inserted cell;
a charging unit configured to charge the cell inserted in the power unit;
a voltage detecting unit configured to detect a voltage value of the cell inserted in the power unit; and
a cell type determining unit configured to determine that the cell inserted in the power unit is a secondary cell as a rechargeable
battery when the voltage value detected by the voltage detecting unit is a value equal to or lower than a predetermined threshold
value and to determine that the cell inserted in the power unit is a primary cell as a non-rechargeable battery when the voltage
value detected by the voltage detecting unit is larger than the predetermined threshold value.

US Pat. No. 9,645,117

PIEZOELECTRIC UNIT, PIEZOELECTRIC DEVICE, PIEZOELECTRIC DETERMINATION APPARATUS, AND STATE DETERMINATION METHOD

SEIKO INSTRUMENTS INC., ...

1. A piezoelectric unit comprising:
a piezoelectric element that causes thickness shear vibration;
an electrode portion that includes a first electrode provided on one surface of the piezoelectric element, and a second electrode
and a third electrode which are provided on an opposite surface to the one surface of the piezoelectric element and are electrically
insulated from each other; and

a switching portion that is connected to the first electrode, the second electrode, and the third electrode, and switches
a connection state of each electrode,

wherein the switching portion can switch a measurement mode between a mass/viscoelasticity measurement mode which is a connection
state of the electrodes for measuring mass of a substance which is in contact with the piezoelectric element or viscoelasticity
of a peripheral environment by causing the thickness shear vibration of the piezoelectric element, and an electrical characteristic
measurement mode which is a connection state of the electrodes for measuring electrical characteristics between the second
electrode and the third electrode.

US Pat. No. 9,604,474

PRINTING UNIT AND PRINTER

SEIKO INSTRUMENTS INC., ...

1. A printing unit comprising:
a head unit including a thermal head on which a plurality of heating elements are arranged;
a platen unit configured to cooperate with the head unit to perform printing on a recording sheet, the platen unit being moveable
relative to the head unit between a mounted position in which the platen unit is mounted on the head unit and a released position
in which the platen unit is separated from the head unit;

the platen unit including a platen frame configured to pivotably support a platen roller and configured to press the recording
sheet against the thermal head for printing when the platen unit is in the mounted position;

the head unit further including a receiving mechanism configured to receive the platen roller therein when the platen unit
is in the mounted position, the receiving mechanism comprising a stopper configured to hold the platen roller in the receiving
mechanism;

the platen unit further including a subframe loosely connected to the platen frame so that the platen frame is rotatable and
shiftable relative to the subframe,

wherein the subframe movably supports the platen frame through intermediation of the platen roller;
the head unit further including an abutment portion configured to contact the platen frame when the platen unit is in the
mounted position;

the head unit further including a releasing mechanism on one lateral end side thereof and configured to press the platen frame
on the one lateral end side in a direction in which the platen roller leaves the receiving mechanism; and

a pressure-applying mechanism connected to the platen frame and the subframe and configured to urge the platen frame on the
abutment portion,

wherein the pressure-applying mechanism has sufficient strength to keep the platen frame in contact with the abutment portion
while the platen roller is leaving the receiving mechanism until the platen roller clears the stopper.

US Pat. No. 9,333,770

PRINTING UNIT AND PRINTER

SEIKO INSTRUMENTS INC., ...

1. A printing unit, comprising:
a head unit including a head block having a thermal head provided therein;
a platen unit including a platen roller configured to feed a recording sheet, the platen unit being separably combined with
the head unit,

wherein the head unit includes:
a head frame including the head block removably mounted thereon, the head frame being configured to support the head block
so that the head block is pivotable in a direction approaching and separating from the platen roller;

an urging member interposed between the head frame and the head block, the urging member being configured to urge the thermal
head toward the platen roller;

a cutter mechanism mounted onto the head frame so as to be removable therefrom; and
lock portions locked to the head block, which are configured to restrict a pivot of the head block toward the platen roller.

US Pat. No. 9,231,101

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEIKO INSTRUMENTS INC., ...

1. A semiconductor device, comprising:
a semiconductor substrate of a first conductivity type;
a buried layer of a second conductivity type, which is provided on a surface of the semiconductor substrate;
an epitaxial layer of the second conductivity type, which is provided on the buried layer;
a trench provided in the epitaxial layer from a surface of the epitaxial layer;
a cancelling region of the first conductivity type, which is provided below a bottom surface of the trench, for cancelling
a conductivity type of the buried layer, the cancelling region having a distribution center located below a boundary surface
between the buried layer and the epitaxial layer;

a body region of the first conductivity type, which is provided in the epitaxial layer at a periphery of a side surface of
the trench;

a trench bottom surface lower region of the first conductivity type, which is provided from the bottom surface of the trench
continuously to the cancelling region;

a gate insulating film provided on an inner wall of the trench;
a gate electrode made of polycrystalline silicon, which is brought into contact with the gate insulating film and fills the
trench;

a source region of the second conductivity type, which is provided in a surface of the body region; and
a body contact region of the first conductivity type, which is provided in the surface of the body region.

US Pat. No. 9,184,116

METHOD OF MANUFACTURING RESIN-ENCAPSULATED SEMICONDUCTOR DEVICE, AND LEAD FRAME

SEIKO INSTRUMENTS INC., ...

1. A method of manufacturing a resin-encapsulated semiconductor device, comprising:
preparing a lead frame comprising a plurality of leads and a die pad, the plurality of leads each comprising an inner lead
and an outer lead;

forming a metal plating layer on a surface of the die pad and surfaces of the inner lead and the outer lead of each of the
plurality of leads;

mounting a semiconductor chip on the die pad having the metal plating layer formed thereon;
connecting the semiconductor chip and the inner lead via a thin metal wire;
exposing the outer lead by resin-encapsulating the semiconductor chip mounted on the die pad, the thin metal wire, and the
inner lead with an encapsulation resin;

removing a resin burr formed between adjacent ones of the outer leads by laser irradiation;
removing the metal plating layer exposed from the encapsulation resin; and
forming a solder plating layer on the outer lead from which the metal plating layer is removed.

US Pat. No. 9,130,973

LONG-TERM SIGNATURE TERMINAL, LONG-TERM SIGNATURE SERVER, LONG-TERM SIGNATURE TERMINAL PROGRAM, AND LONG-TERM SIGNATURE SERVER PROGRAM

SEIKO INSTRUMENTS INC., ...

1. A long-term signature terminal comprising:
a storage-target data acquisition circuit for acquiring storage-target data;
an electronic signature data acquisition circuit for acquiring electronic signature data of the acquired storage-target data;
an electronic signature data reception circuit for transmitting the acquired electronic signature data to a predetermined
server and receiving electronic signature data having a time stamp applied thereto from the predetermined server;

a signed data generation circuit for combining the received electronic signature data having the time stamp applied thereto
with the acquired storage-target data to generate signed data;

a long-term signature data generation circuit for receiving verification information for verifying the validity of the electronic
signature data having the time stamp applied thereto from a predetermined server, applying the verification information to
the signed data, and generating first long-term signature data;

a confirmation data reception circuit for generating confirmation data for confirming unfalsification of the generated long-term
signature data, transmitting the confirmation data to a predetermined server, and receiving the confirmation data having a
time stamp applied thereto from the predetermined server; and

a long-term signature data generation circuit for applying the received confirmation data having the time stamp applied thereto
to the first long-term signature data to generate second long-term signature data;

wherein at least two of the electronic signature data reception circuit, the long-term signature data generation circuit,
and the confirmation data reception circuit perform communication with the same server.

US Pat. No. 9,111,437

ELECTRONIC DEVICE, METHOD OF EXTRACTING DATA AND PROGRAM

SEIKO INSTRUMENTS INC., ...

1. An electronic device comprising:
a data acquisition unit that acquires data periodically;
a storage unit that stores at least one part of the items of data acquired by the data acquisition unit;
a time interval setting unit that sets a time interval that depends on the number of items of data stored by the storage unit;
a storage processing unit that stores the data in the storage unit at every time interval that is set by the time interval
setting unit, among the items of data acquired by the data acquisition unit; and

a data extraction unit that extracts the data as representative data by a predetermined number of items of data from the items
of data stored by the storage unit.

US Pat. No. 9,098,100

VOLTAGE REGULATOR WITH IMPROVED REVERSE CURRENT PROTECTION

SEIKO INSTRUMENTS INC., ...

1. A voltage regulator comprising:
an output transistor provided between a power supply terminal and an output terminal;
an error amplifier for comparing a reference voltage with a voltage based on a voltage at the output terminal to control a
gate voltage of the output transistor so as to keep the voltage at the output terminal constant;

a first transistor for connecting a substrate of the output transistor to the power supply terminal;
a second transistor for connecting the substrate of the output transistor to the output terminal; and
a comparison circuit for controlling switching between the first transistor and the second transistor depending on a result
of voltage comparison between the power supply terminal and the output terminal, the comparison circuit including:

a third transistor of which a source is connected to the power supply terminal, a gate is connected to a drain thereof, and
the drain is connected to a first constant current circuit;

a fourth transistor of which a source is connected to the output terminal, a gate is connected to the gate of the third transistor,
and a drain is connected to a second constant current circuit; and

a source voltage fluctuation detecting circuit of which an input terminal is connected to the power supply terminal, wherein
the source voltage fluctuation detecting circuit is configured to temporarily increase current flowing through the first and
the second constant current circuits from a steady state current when the source voltage suddenly rises from a steady state
voltage, and to allow the first and the second constant current circuits to decrease to the steady state current after the
source voltage returns to the steady state voltage,

wherein gates of the first transistor and the second transistor are controlled by a voltage at a connection point between
the fourth transistor and the second constant current circuit to switch a substrate voltage of the output transistor to a
higher side of the voltages at the power supply terminal and the output terminal.

US Pat. No. 9,219,270

FLAT PRIMARY BATTERY, NEGATIVE ELECTRODE MIXTURE FOR FLAT PRIMARY BATTERY, AND METHOD FOR MANUFACTURING FLAT PRIMARY BATTERY

SEIKO INSTRUMENTS INC., ...

1. A flat primary battery comprising a negative electrode mixture in a gel state and an electrolytic solution in a can, wherein
the negative electrode mixture includes a zinc powder or a zinc alloy powder, a gelling agent, and an insulating powder of
a non-metal which does not react with the electrolytic solution, wherein the insulating powder is selected from the group
consisting of polytetrafluoroethylene, polypropylene, a polyamide, polyethylene and mixtures thereof and wherein the insulating
powder has an average particle diameter of from 60% to 140% of an average particle diameter of the zinc powder or zinc alloy
powder, and

the average particle diameter of the insulating powder is 110 ?m or more.

US Pat. No. 9,236,792

VOLTAGE REGULATOR

SEIKO INSTRUMENTS INC., ...

1. A voltage regulator comprising:
a reference voltage circuit which outputs a reference voltage;
an output transistor;
a differential amplifier circuit which amplifies and outputs a difference between the reference voltage and a divided voltage
obtained by dividing an output voltage supplied from the output transistor and controls a gate of the output transistor;

an inrush current protection circuit which controls a gate voltage of the output transistor to prevent an inrush current;
and

an output voltage detection circuit which controls the inrush current protection circuit,
wherein the output voltage detection circuit comprises:
a constant-current circuit having an input terminal thereof connected to a power supply terminal and an output terminal thereof
connected to an output terminal of the output voltage detection circuit;

a capacitor having one end thereof connected to the output terminal of the output voltage detection circuit and the other
end thereof connected to a ground terminal;

an amplifier, an inverting input terminal of which receives the divided voltage and a non-inverting input terminal of which
receives the reference voltage;

a first transistor, a source of which is connected to the power supply terminal, a gate of which is connected to the output
terminal of the output voltage detection circuit, and a drain of which is connected to a power supply terminal of the amplifier;
and

a second transistor, a source of which is connected to the power supply terminal, a gate of which is connected to an output
terminal of the amplifier, and a drain of which is connected to the output terminal of the output voltage detection circuit.


US Pat. No. 9,142,868

CHARGE/DISCHARGE CONTROL CIRCUIT AND BATTERY DEVICE

SEIKO INSTRUMENTS INC., ...

1. A charge/discharge control circuit for controlling charge/discharge of a plurality of secondary batteries connected in
series, the charge/discharge control circuit comprising:
a voltage detection circuit, which is provided at each of terminals to which the plurality of secondary batteries are to be
connected;

a detection signal output terminal for outputting a detection signal of the voltage detection circuit;
a self-test circuit for self-testing a function of the voltage detection circuit after receiving a self-test start signal;
and

a self-test start signal input terminal configured to receive a signal to cause the self-test circuit to begin self-testing
operations and a self-test start signal output terminal configured to output a signal to indicate that self-testing is finished,
wherein the self-test start signal input and output terminals facilitate triggering, by a first charge/discharge control circuit,
a second charge/discharge control circuit to start self-testing when the first charge/discharge control circuit has finished
self-testing.

US Pat. No. 9,111,644

READOUT CIRCUIT AND SEMICONDUCTOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. A readout circuit comprising:
a first switch that reads data at an input terminal;
a first latch circuit that retains the data read by the first switch;
a second switch that initializes data in the first latch circuit; and
an output terminal connected to the first latch circuit that outputs the data in the first latch circuit,
wherein the readout circuit further comprises:
a second latch circuit that retains data obtained by inverting the data in the first latch circuit; and
a detection circuit having a first input connected to the first latch circuit and a second input connected to the second latch
circuit, that detects a data anomaly, in which either the data in the first latch circuit or the data in the second latch
circuit is inverted, and

the detection circuit having an output connected to a detection terminal and outputs a detection signal from the detection
terminal upon detection of a data anomaly.

US Pat. No. 9,053,798

NON-VOLATILE MEMORY CIRCUIT

SEIKO INSTRUMENTS INC., ...

1. A non-volatile memory circuit formed of a P-channel MOS transistor, comprising:
a P-channel non-volatile memory element comprising a floating gate and a control gate capacitively coupled to the floating
gate;

a resistor divider comprising a first resistor and a second resistor for dividing a voltage difference between a power supply
voltage and a ground voltage, a divided voltage output of the resistor divider being connected to the control gate of the
P-channel non-volatile memory element;

a first switch connected in parallel to the first resistor; and
a second switch connected in parallel to the second resistor,
wherein the first switch and the second switch are controlled so that a voltage of the control gate is set to a voltage of
the divided voltage output which maximizes an electric field between a pinch-off point and a drain point of the P-channel
MOS transistor in a writing mode, and so that the voltage of the control gate is set to the power supply voltage in a reading
mode and in a retention mode.

US Pat. No. 9,306,062

SEMICONDUCTOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. A semiconductor device, comprising:
a semiconductor substrate;
a body layer disposed in the semiconductor substrate;
a plurality of cell regions, each comprising a source region arranged around a surface layer part of the body layer;
first trenches arranged in a grid pattern and having a constant width, for separating the plurality of cell regions from each
other;

a second trench disposed at an outermost circumference of the plurality of cell regions;
a gate insulating film for covering inner walls of the first trenches and an inner wall of the second trench;
a gate electrode that fills the first trenches and the second trench covered by the gate insulating film;
a cell circumferential region disposed to surround an outer side of the second trench;
an interlayer insulating film disposed on the plurality of cell regions, the first trenches, and the second trench;
a gate contact hole disposed in the interlayer insulating film at an intersection of the first trenches arranged in the grid
pattern, the gate contact hole not being provided on the second trench; and

a gate wiring connected to the gate electrode via the gate contact hole.

US Pat. No. 9,236,727

CURRENT MODE STEP-DOWN SWITCHING REGULATOR

SEIKO INSTRUMENTS INC., ...

1. A current mode step-down switching regulator comprising an over-current detecting circuit, for changing a switching output
signal based on an over-current detection signal from the over-current detecting circuit, comprising:
a pulse adjusting circuit for receiving as its input the over-current detection signal from the over-current detecting circuit,
wherein in an over-current state, the switching output signal is thinned out by the pulse adjusting circuit to be outputted,
and

wherein the pulse adjusting circuit includes an SR-latch circuit, and an arbitrary number of pulses are thinned out and inputted
to a set terminal of the SR-latch circuit right after a pulse is outputted from the over-current detecting circuit in the
over-current state.

US Pat. No. 9,188,956

BALANCE, TIMEPIECE MOVEMENT, TIMEPIECE AND MANUFACTURING METHOD OF BALANCE

SEIKO INSTRUMENTS INC., ...

1. A balance comprising:
a balance staff pivotally supported rotatably; and
a balance wheel arranged around the balance staff and in which one end portion is a fixed end portion fixed to a connection
arm which is radially connected to the balance staff and the other end portion is a free end portion which can be radially
deformed;

wherein the balance wheel has a first rim which is connected to the connection arm and a second rim which is arranged to be
overlapped with the first rim and formed of a material having a linear expansion coefficient different from the first rim;

wherein the first rim and the second rim are arranged in a circumferential direction and are bonded together by a plurality
of melting portions formed of melted materials of the first and second rims, the plurality of melting portions being formed
on upper and lower surfaces of and in an intermediate position between the first and second rims.

US Pat. No. 9,177,954

SEMICONDUCTOR DEVICE

SEIKO INSTRUMENTS INC., ...

7. A semiconductor device, comprising:
a semiconductor substrate;
a first conductivity type low concentration region provided on the semiconductor substrate;
a second conductivity type high concentration region provided near a surface within the first conductivity type low concentration
region;

a first conductivity type high concentration region provided on the surface within the first conductivity type low concentration
region without being held in contact with the second conductivity type high concentration region, the first conductivity type
high concentration region and the second conductivity type high concentration region being separated from one another by a
portion of the first conductivity type low concentration region disposed therebetween and in which a trench structure does
not surround the second conductivity type high concentration region; and

an element isolation insulating film provided on the surface within the first conductivity type low concentration region,
the element isolation insulating film having a ring shape and surrounding the second conductivity type high concentration
region without being held in contact therewith.

US Pat. No. 9,600,006

SHORT ACTIVATION TIME VOLTAGE REGULATOR

SEIKO INSTRUMENTS INC., ...

1. A voltage regulator configured to control an output transistor through error amplification between a reference voltage
and a feedback voltage, to thereby output a predetermined output voltage,
the voltage regulator comprising:
a protection circuit configured to control the output transistor when an abnormality of the voltage regulator is detected,
wherein the protection circuit comprises:

a detection unit configured to detect the abnormality of the voltage regulator; and
a first transistor and a second transistor connected in series between a gate of the output transistor and a source of the
output transistor, and

wherein when the second transistor is turned on based on an output of the detection unit, a gate-source voltage of the output
transistor remains by a drain-source voltage of the first transistor;

a first constant current circuit configured to supply operating current to the protection circuit; and
a detection circuit configured to detect output current flowing through the output transistor, to thereby control the first
constant current circuit,

the detection circuit being further configured to detect the output current with a predetermined reference current value,
the protection circuit being further configured to control the output transistor so that the output current does not fall
below the predetermined reference current value.

US Pat. No. 9,502,186

ELECTROCHEMICAL CELL

SEIKO INSTRUMENTS INC., ...

1. An electrochemical cell comprising:
a hollow container having a bottom portion, wherein the bottom portion is provided with via holes;
a plurality of via wires each provided in one of the via holes, wherein each via wire has an end surface that faces an interior
of the hollow container, and wherein the via wires are made of tungsten or molybdenum;

an outer terminal formed on an outer bottom surface of the hollow container;
a seal ring bonded to an open portion of the hollow container;
a lid joined to the seal ring, wherein the open portion of the hollow container is closed by the lid;
a protective film provided on an inner bottom surface of the hollow container, wherein the protective film entirely covers
all the end surfaces of the via wires together with portions of the inner bottom surface each of which is a periphery of one
of the via wires; and

a pair of electrodes and an electrolyte, wherein the hollow container, the seal ring, and the lid define a space for accommodating
the pair of electrodes and the electrolyte,

wherein the hollow container is made of ceramic,
wherein the seal ring and the lid are made of metal,
wherein the electrolyte is in the form of a liquid or a gel,
wherein the protective film is made of a material different from that of the via wires and having greater corrosion resistance
than that of the via wires when coming into contact with the electrolyte,

wherein the end surface of each via wire is electrically connected to one of the pair of electrodes through the protective
film, and

wherein the bottom portion of the hollow container includes interlayer wires formed therein, and
wherein the via wires are connected to the interlayer wires and are electrically connected to the outer terminal through the
interlayer wires.

US Pat. No. 9,780,343

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

SEIKO INSTRUMENTS INC., ...

1. A nonaqueous electrolyte secondary battery, comprising:
a bottomed cylindrical positive electrode casing; and
a negative electrode casing which is fixed to an opening of the positive electrode casing through a gasket, and forms an accommodation
space between the positive electrode casing and the negative electrode casing,

wherein the opening of the positive electrode casing is caulked to the negative electrode casing side to seal the accommodation
space,

the caulking is performed in such a manner that a caulking tip end in the opening of the positive electrode casing is disposed
in an inward direction of the negative electrode casing than a tip end of the negative electrode casing, and

a diameter d of the nonaqueous electrolyte secondary battery is in a range of 4 mm to 12 mm, a height h1 of the nonaqueous electrolyte secondary battery is in a range of 1 mm to 3 mm, at least a part of a side surface portion
of the positive electrode casing on an opening side is formed in a curved surface shape, a radius of curvature R of the curved
surface is set in a range of 0.8 mm to 1.1 mm, and a height h2 of the positive electrode casing is in a range of 65% to 90% with respect to the height h1 of the nonaqueous electrolyte secondary battery, wherein the radius of curvature defines a center of curvature that is located
closer to a center of the battery in a diameter direction than a peripheral side wall of a side surface portion of the negative
electrode casing such that the positive electrode casing presses an upper portion and the side surface portion of the negative
electrode case.

US Pat. No. 9,393,817

PRINTER WITH A CUTTER

SEIKO INSTRUMENTS INC., ...

1. A printer comprising:
a platen unit having a platen roller for advancing recording paper;
a head unit having a thermal head with a plurality of heating elements provided thereto, the head unit being detachably combined
with the platen unit;

a fixed blade incorporated in the platen unit;
a movable blade slidably incorporated in the head unit for cutting the recording paper between the movable blade and the fixed
blade;

a detected member provided to the platen unit, the detected member being positioned at a predetermined position of the head
unit when the head unit is combined with the platen unit, and the detected member engaging the movable blade to move therewith
as the movable blade slides; and

a sensor provided at the predetermined position of the head unit for detecting the detected member to detect that the movable
blade is at an initial position and to detect a combined state between the head unit and the platen unit.

US Pat. No. 9,732,798

GREASE FOR ROLLING BEARING

SEIKO INSTRUMENTS INC., ...

1. A grease for a rolling bearing, comprising:
a base oil containing a poly-?-olefin and a mineral oil, a mass ratio of poly-?-olefin/mineral oil being 1.25 to 9;
a thickener; and
at least one kind of an antioxidant selected from an amine-based antioxidant (A) expressed by the following general formula
(1), and a phenol-based antioxidant (B) expressed by the following general formula (2);


wherein in formula (1), R1 and R2 each independently represents an alkyl group having 1 to 12 carbon atoms, or a hydrogen atom, provided that, at least one
of R1 and R2 is an alkyl group having 1 to 12 carbon atoms,


wherein in formula (2), R11 and R12 each independently represents an alkyl group having 1 to 8 carbon atoms, R13 represents an alkylene group having 1 to 8 carbon atoms, n represents a number of 1 to 6, X1 represents a residue obtained after n hydroxyl groups are removed from an aliphatic m-hydric alcohol having 1 to 24 carbon
atoms, and m in the aliphatic m-hydric alcohol represents a number of 1 to 6, provided that, when n is 5 or 6, the number
of carbon atoms of the aliphatic m-hydric alcohol in X1 is 2 to 24; wherein the mineral oil is a refined mineral oil that is classified as Group III in a base oil category defined
by the American Petroleum Institute, and the flash point of the refined mineral oil is 240° C. or higher; and

wherein a kinematic viscosity v1 of the mineral oil at 40° C. is higher than a kinematic viscosity v2 of the poly-?-olefin 40° C.

US Pat. No. 9,709,962

TIME CORRECTION SYSTEM, ELECTRONIC DEVICE, TIMEPIECE, AND PROGRAM

SEIKO INSTRUMENTS INC., ...

1. A time correction system comprising:
a timepiece that has a display unit which causes an indicating hand to display the time; and
an electronic device that includes:
a display unit,
an acquisition unit that acquires the current time,
a determination unit that determines an instruction time for adjusting the time of the timepiece, based on the current time
acquired by the acquisition unit,

a display control unit that causes the display unit to display the instruction time determined by the determination unit,
a time correction amount calculation unit that calculates a time correction amount for correcting the time of the timepiece
from a difference between the current time acquired by the acquisition unit and the instruction time determined by the determination
unit, and

a transmitting unit that transmits the time correction amount calculated by the time correction amount calculation unit to
the timepiece, and

wherein the timepiece includes
an input unit that receives an operation input for correcting the time displayed by the display unit,
a receiving unit that receives the time correction amount from the electronic device, and
a control unit that corrects the time displayed by the indicating hand, based on the time correction amount received by the
receiving unit.

US Pat. No. 9,711,707

METHOD FOR MANUFACTURING AN ELECTRONIC DEVICE

SEIKO INSTRUMENTS INC., ...

1. A method for manufacturing an electronic device including
providing an insulating base substrate having a first surface opposite a second surface;
forming a through electrode in the insulating base substrate, the through electrode comprising a metal body filling a through-hole
of the insulating base substrate, such that the metal body has an end face having flat surface and continuous with at least
the second surface of the insulating base substrate;

mounting an electronic element on the first surface of the insulating base substrate;
bonding a cover body accommodating the electronic element therein to the insulating base substrate;
forming a conductive film on the second surface of the insulating base substrate and on the end face of the through electrode
exposed on the second surface;

forming an electrode pattern by leaving a portion of the conductive film on the end face of the through electrode and on the
second surface at a periphery of the end face of the through electrode; and

forming an external electrode by accumulating an electroless plated film on a top surface and a side surface of the of the
electrode pattern by an electroless plating method; and

forming a metal film on the surface of the electroless plated film.

US Pat. No. 9,582,227

PRINTER CONTROL APPARATUS, PRINTING CONTROL METHOD, AND PRINTING CONTROL SYSTEM FOR TRANSMITTING A RECEPTION REQUEST SIGNAL AND ADJUSTING A TRANSMISSION INTERVAL OF A TRANSMISSION REQUEST SIGNAL

Seiko Instruments Inc., ...

1. A printer control apparatus comprising:
a first communication unit configured to generate data including printing data to be transmitted from a printer control apparatus
to a host control apparatus and transmit to the host control apparatus a reception request signal, which is for prompting
the host control apparatus to transmit a transmission request signal upon receipt of the reception request signal; and

a second communication unit configured to transmit to the host control apparatus, the data including printing data, when receiving
the transmission request signal;

wherein the first communication unit comprises a signal transmitting unit and a first communication line, and the second communication
unit comprises a data transmitting/receiving unit and a second communication line.

US Pat. No. 9,203,119

BATTERY DEVICE

SEIKO INSTRUMENTS INC., ...

1. A battery device comprising:
a first external terminal and a second external terminal;
a secondary battery connected between the first external terminal and the second external terminal;
a discharge control switch and a charge control switch between the secondary battery and the second external terminal; and
a battery state monitoring circuit comprising a first power supply terminal, a second power supply terminal, a discharge control
terminal, a charge control terminal, and an overcurrent detection terminal, a discharge overcurrent detection circuit and
a charge overcurrent detection circuit,

the first power supply terminal and the second power supply terminal connected to both terminals of the secondary battery,
the discharge control terminal connected to the discharge control switch,
the charge control terminal connected to the charge control switch,
the overcurrent detection terminal connected to a node between the discharge control switch and the charge control switch
via a resistor, wherein the overcurrent detection terminal is directly connected to the discharge and charge overcurrent detection
circuits.

US Pat. No. 9,138,158

BIOLOGICAL INFORMATION DETECTING APPARATUS AND FIXING STRUCTURE

SEIKO INSTRUMENTS INC., ...

1. A biological information detecting apparatus comprising:
an apparatus main body;
a pair of biological signal detecting parts provided on the apparatus main body, each of the biological signal detecting parts
having an electrode adapted to be in contact with a biological surface of a user's body;

a strip-shaped fixing part attached to the apparatus main body and configured to fix the apparatus main body and the pair
of biological signal detecting parts to the user's body;

holders provided to be slidable along a longitudinal direction of the fixing part; and
joining parts configured to releasably join the pair of biological signal detecting parts to the respective holders.

US Pat. No. 9,093,961

OPERATIONAL AMPLIFIER

SEIKO INSTRUMENTS INC., ...

1. An operational amplifier having an inverting input terminal, a non-inverting input terminal, and an output terminal, the
operational amplifier comprising:
a first comparator having a non-inverting input terminal of the operational amplifier connected to a non-inverting input terminal
thereof and an inverting input terminal of the operational amplifier connected to an inverting input terminal thereof that
has an input offset voltage;

a second comparator having an inverting input terminal of the operational amplifier connected to a non-inverting input terminal
thereof and a non-inverting input terminal of the operational amplifier connected to an inverting input terminal thereof that
has an input offset voltage;

an amplifier having the non-inverting input terminal of the operational amplifier connected to a non-inverting input terminal
thereof and the inverting input terminal of the operational amplifier connected to an inverting input terminal thereof;

a logic circuit connected to an output terminal of the first comparator and an output terminal of the second comparator;
a first resistor and a first switch which are provided between the non-inverting input terminal and a ground terminal of the
operational amplifier and which are connected in series; and

a second resistor and a second switch which are provided between the inverting input terminal and a supply terminal of the
operational amplifier and which are connected in series,

wherein the first switch and the second switch are controlled by an output signal of the logic circuit.

US Pat. No. 9,962,975

PRINTER, AND DETECTION METHOD FOR A DETECTION AREA ON A SHEET

SEIKO INSTRUMENTS INC., ...

1. A printer, comprising:a conveying unit configured to convey a sheet having a detection area on at least a portion of a sheet surface;
a sensor configured to output detection signals having values reflecting a surface condition of the sheet conveyed by the conveying unit;
an acquisition unit configured to acquire, at a predetermined interval relative to a minimum amount of conveyance of the sheet, the detection signals output from the sensor;
a detection unit configured to
differentiate the detection signals to derive change amounts of the detection signals acquired at the predetermined interval by the acquisition unit, and
integrate the change amounts of the detection signals to derive an area signal representative of the detection area on the sheet; and
a printing control unit configured to control a printing position for printing on the sheet with reference to the area signal derived by the detection unit.

US Pat. No. 9,581,968

TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A timepiece comprising:
a case having a through-hole formed therein in a first direction;
a rotatable body having a driven gear portion and rotatably accommodated in the case;
a pipe fixed in the through-hole and having an inner end surface at an inner end of the pipe located inside the case, the
inner end surface being configured to form a first part of stopper structure facing towards inside the case in the first direction;

an operation member having a head arranged outside the case for rotational operation and a shaft being inserted in the pipe
for rotation, the shaft having an inner end portion protruding out from the inner end surface of the pipe towards inside the
case in the first direction, the shaft being movable inside the pipe in the first direction to position the operation member
between a first position and a second position located outer than the first positon in the first direction;

an urging member arranged inside the case and configured to urge the operation member towards the second position;
a drive gear fixedly mounted to the inner end portion of the shaft and constantly held in mesh with the driven gear portion;
and

a second part of the stopper structure fixedly provided to the inner end portion of the shaft inside the case, the second
part of stopper structure facing outside the case in the first direction and kept engaged with the first part of stopper structure
formed in the inner end surface of the pipe, when the operation member is positioned at the second position, to thereby prevent
rotation of the head portion of the operation member, whereas when the operation member is positioned at the first position
against the urging member, the second part of stopper structure is disengaged from the first part of stopper structure to
allow rotation of the head portion of the operation member.

US Pat. No. 9,543,491

THERMAL POWER GENERATION PORTABLE DEVICE AND POWER GENERATION CONTROL METHOD FOR THERMAL POWER GENERATION PORTABLE DEVICE

SEIKO INSTRUMENTS INC., ...

1. A thermal power generation portable device configured to be mounted to a living body and capable of generating power with
the heat of the living body, the thermal power generation portable device comprising:
a thermal power generating member that generates power on the basis of a temperature difference between a temperature at a
heat-source-side position and a temperature at a heat release destination-side position between the living body that is a
heat source and a heat release destination of heat released from the thermal power generation portable device; and

thermal resistance changing means for changing the thermal resistance of at least a portion of a heat transfer path between
the living body and the heat release destination.

US Pat. No. 9,523,620

TWO-PHASE STAINLESS STEEL, METHOD OF MANUFACTURING THE SAME, AND DIAPHRAGM, PRESSURE SENSOR, AND DIAPHRAGM VALVE USING TWO-PHASE STAINLESS STEEL

SEIKO INSTRUMENTS INC., ...

1. A diaphragm comprising a two-phase stainless steel consisting of 24 to 26 mass % Cr, 2.5 to 3.5 mass % Mo, 5.5 to 7.5 mass
% Ni, 0.03 mass or less C, 0.08 to 0.3 mass % N, 1.0 mass % Si, 1.5 mass % or less Mn, 0.04 mass % or less P, and the balance
Fe and inevitable impurities, wherein the steel is subjected to plastic working at a reduction of area of 50% or higher to
form a diaphragm and then subjected to aging heat treatment at a temperature from 350° to 500° C., such that the diaphragm
has a 0.2% proof stress of 1300 MPa or higher, a fracture elongation of 6% or higher, wherein a surface of the diaphragm is
polished smooth and the diaphragm has a transpassive potential in a phosphoric acid solution at a concentration of 0.2 mol/l
that is 1.2 (vs. RHE) or higher.

US Pat. No. 9,513,603

TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A timepiece comprising:
a case having a through-hole formed therein in a first direction;
a display body having a display and accommodated in the case so that the display can rotate in the case;
a pipe fixed in the through-hole;
an operation member having a head arranged outside the case for rotational operation, and a shaft being inserted in the pipe
for rotation, the shaft having an inner end portion protruding out from an inner end of the pipe towards inside the case in
the first direction, the shaft being movable in the pipe in the first direction to position the operation member relative
to the pipe between a first position and a second position located at a location different from the first position in the
first direction;

a drive mechanism attached to the inner end portion of the shaft and operably connected to the display to rotate the display
by operation of the operation member;

first and second contact sections formed along the first direction by an inner peripheral surface of the pipe and an outer
peripheral surface of the shaft, a first gap formed in the first contact section between the inner peripheral surface of the
pipe and the outer peripheral surface of the shaft being narrower than a second gap formed in the second contact section between
the inner peripheral surface of the pipe and the outer peripheral surface of the shaft; and

a ring-like packing pressed between the inner peripheral surface of the pipe and the outer peripheral surface of the shaft
portion and selectively positionable in the first contact section or the second contact section as the operation member moves
in the first direction between the first and second positions, the ring-like packing being so sized that the ring-like packing
effects waterproof between the pipe and the shaft in both first and second contact sections and that the ring-like packing
is pressed harder in the first contact section than it is in the second contact section, wherein the ring-like packing when
positioned in the first contact section exerts more friction on relative rotation between the pipe and shaft to cause rotation
of the display by the operation member heavier than it does when positioned in the second contact section.

US Pat. No. 9,406,951

FUEL CELL AND FUEL CELL SYSTEM AS DESCRIBED AND CLAIMED IN

SEIKO INSTRUMENTS INC., ...

1. A fuel cell comprising:
a gas diffusion layer;
a membrane electrode assembly comprised of an electrolyte membrane and an anode catalyst over which the gas diffusion layer
is disposed; and

a supply member having protruding portions each provided with an anode fluid flow path having an opening on a discharge side
thereof for supplying an anode fluid toward the membrane electrode assembly, the protruding portions and the gas diffusion
layer being arranged with a space therebetween so that the protruding portions do not contact, either directly or indirectly,
the gas diffusion layer, the protruding portions being provided on a surface of the supply member facing the gas diffusion
layer so as to protrude toward the member electrode assembly and form spaces for storing a gas pushed by the supply of the
anode fluid toward the membrane electrode assembly, each of the spaces being formed between two adjacent ones of the protruding
portions.

US Pat. No. 9,293,990

SWITCHING REGULATOR AND ELECTRONIC APPARATUS

SEIKO INSTRUMENTS INC., ...

1. A switching regulator comprising:
an error amplifier that amplifies and outputs a difference between a divided voltage obtained by dividing a voltage output
from an output transistor and a reference voltage;

a ramp wave generator circuit that generates a ramp wave;
a PWM comparator that compares the output voltage of the error amplifier with the ramp wave and that outputs a signal PWM;
a 100% duty detector circuit that detects that the signal PWM has a 100% duty ratio;
a phase compensating capacitor and a phase compensating resistor that are disposed in an output terminal of the error amplifier;
and

a discharge accelerator circuit that detects that the output of the error amplifier discharges the voltage of the phase compensating
capacitor and that accelerates the discharge when the signal PWM has a 100% duty ratio.

US Pat. No. 9,186,892

LIQUID JET HEAD AND LIQUID JET APPARATUS

SII PRINTEK INC., (JP) S...

1. A liquid jet head comprising:
a base plate;
a first actuator portion and a second actuator portion separately arranged on a first principal plane and a second principal
plane of the base plate, and configured to jet a liquid;

a first drive electrode and a second drive electrode separately formed on the first actuator portion and the second actuator
portion, and configured to respectively drive the first actuator portion and the second actuator portion;

a first extracting electrode electrically connected to the first drive electrode on the first principal plane of the base
plate; and

a second extracting electrode electrically connected to the second drive electrode on the second principal plane of the base
plate, wherein

the second extracting electrode is pulled out on the first principal plane through a through hole formed in the base plate.

US Pat. No. 9,117,799

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE HAVING PAD REGION FOR WIRE-BONDING

SEIKO INSTRUMENTS INC., ...

1. A method of manufacturing a semiconductor device, comprising:
providing an insulating film on a surface of a semiconductor substrate;
forming a porous metal film on a region of the insulating film, the porous metal film containing numerous voids;
providing a protective film on the porous metal film;
providing an opening portion in the protective film on the porous metal film, the opening portion defining a pad region; and
wire-bonding a wire to the porous metal film in the pad region;
wherein the forming of the porous metal film comprises:
forming a first metal film on the insulating film;
forming a trench in the first metal film;
forming a second metal film by sputtering on the first metal film including the trench; and
filling the second metal film containing the voids in the trench.

US Pat. No. 9,941,504

ALL-SOLID-STATE ELECTRODE BODY AND ELECTROCHEMICAL CELL

SEIKO INSTRUMENTS INC., ...

1. An all-solid-state electrode body, comprising:a stacked body in which a positive electrode connection layer and a negative electrode connection layer are alternately stacked in a first direction via a solid electrolyte;
a positive electrode via which extends on an inner side of the stacked body in a first direction through a negative electrode escape portion that is formed in the negative electrode connection layer, and connects a plurality of the positive electrode connection layers adjacent to each other in the first direction;
a negative electrode via which extends on an inner side of the stacked body in the first direction through a positive electrode escape portion that is formed in the positive electrode connection layer, and connects a plurality of the negative electrode connection layers adjacent to each other in the first direction;
a positive electrode current collector layer which is exposed on a first surface that faces one side of the first direction in the stacked body, and is connected to the positive electrode connection layer via the positive electrode via; and
a negative electrode current collector layer which is exposed on the first surface in the stacked body, and is connected to the negative electrode connection layer via the negative electrode via.

US Pat. No. 9,817,369

MECHANICAL COMPONENT, MECHANICAL COMPONENT MANUFACTURING METHOD, MOVEMENT, AND TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A method of manufacturing a mechanical component which comprises a component main body having a through-hole through which
a shaft member is passed, and a plurality of forcing-in portions formed on the inner surface of the through hole and fixed
to the shaft member through the forcing-in of the shaft member, the method comprising the steps of:
forming, on at least one surface of a base member constituting the mechanical component, a first mask having an inner configuration
corresponding to the configuration of the forcing-in portions and an outer configuration corresponding to the outer configuration
of the component main body;

etching the base member and forming a plurality of through-holes through the one surface to another surface opposite to the
one surface;

forming the forcing-in portions consisting of a metal material in the through-holes;
etching a central hole portion that forms a central hole in the base member through the one surface to the other surface;
and

removing the first mask.

US Pat. No. 9,606,756

PRINTING APPARATUS AND CONTROL METHOD

SEIKO INSTRUMENTS INC., ...

1. A printing apparatus, comprising:
a communication unit configured to be connected to a communication line to which a plurality of print data transmission devices
are connectable;

a memory configured to store print data received by the communication unit;
a printing device including a roller mechanism for sending recording paper and configured to drive a printing mechanism based
on the print data stored in the memory unit to print on the recording paper; and

a controller configured to determine, in response to receiving a connection request from a first print data transmission device
by the communication unit,

whether or not the printing apparatus is connected to another print data transmission device for communication,
cause the communication unit to send as a reply a first response for causing the first print data transmission device to wait
to start transmission of the print data when the printing apparatus is connected to the another print data transmission device,
and

cause the communication unit to send as a reply a second response for allowing the first print data transmission device to
transmit the print data after the printing apparatus and the another print data transmission device end the communication
connection.

US Pat. No. 9,231,081

METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. A method of manufacturing a semiconductor device, comprising:
forming, on a semiconductor substrate of a first conductivity type, a buried layer of a second conductivity type;
forming an epitaxial layer of the second conductivity type on the buried layer;
forming a body region of the first conductivity type at a certain depth from a surface of the epitaxial layer of the second
conductivity type;

selectively lowering a surface of the body region to form a convex-type contact region which protrudes from the lowered surface
of the body region and form a shallow trench around the convex-type contact region;

forming a deep trench region in the shallow trench so as to extend from a part of the lowered surface of the body region to
inside of the epitaxial layer of the second conductivity type;

forming a gate insulating film on an inner wall of the deep trench region;
filling the deep trench region with polycrystalline silicon so that the polycrystalline silicon is held in contact with the
gate insulating film;

forming a source region of the second conductivity type in the shallow trench in the surface of the body region;
forming a body contact region of the first conductivity type in the convex-type contact region on the surface of the body
region; and

forming a silicide layer for connecting the source region and the body contact region to each other,
wherein the body contact region comprises an entire surface of the convex-type contact region, and the entire surface and
a surface of the source region are covered with the silicide layer.

US Pat. No. 9,142,983

BATTERY PROTECTION IC AND BATTERY DEVICE

SEIKO INSTRUMENTS INC., ...

1. A battery protection IC for monitoring a voltage and a current of a secondary battery to control charge/discharge of the
secondary battery, the battery protection IC comprising:
a VDD terminal and a VSS terminal to be connected to the secondary battery;
an overcurrent detection terminal to be connected to an external terminal;
a charge control terminal to be connected to a charge control FET for controlling a charge current of a charger for charging
the secondary battery; and

a first switch element provided in a current path that exists between the overcurrent detection terminal and the VDD terminal,
the first switch comprising a first node and a second node, wherein when the first switch is in an on state, current flows
between the first node and the second node,

wherein, when the charger is connected with reverse polarity, the first switch element switches to an off state and blocks
current flow between the first node and the second node, which thereby blocks current flow into the overcurrent detection
terminal and out through the VDD terminal.

US Pat. No. 9,065,281

CHARGE/DISCHARGE CONTROL CIRCUIT AND BATTERY DEVICE

SEIKO INSTRUMENTS INC., ...

1. A charge and discharge control circuit for controlling charge and discharge of a secondary battery by a single bidirectionally
conductive field effect transistor,
the charge and discharge control circuit comprising:
a control circuit connected to both ends of the secondary battery, and configured to determine whether the secondary battery
is in a charge-inhibited or a discharge-inhibited state;

a switch circuit including a first terminal connected to a back gate of the bidirectionally conductive field effect transistor
and a second terminal, for controlling a gate of the bidirectionally conductive field effect transistor based on an output
of the control circuit, wherein the switch circuit comprises:

a P-channel MOS transistor including a gate connected to a first output terminal of the control circuit, a drain connected
to the gate of the bidirectionally conductive field effect transistor, and a source connected to the second terminal; and

an N-channel MOS transistor including a gate connected to the first output terminal of the control circuit, a drain connected
to the gate of the bidirectionally conductive field effect transistor and to the drain of the P-channel MOS transistor to
provide a drain-to-drain connection of the P-channel MOS transistor and N-channel MOS transistor, wherein a voltage at the
drain-to-drain connection is provided to the gate of the bidirectionally conductive field effect transistor, and a source
connected to the first terminal;

a first transistor including a drain connected to a drain of the bidirectionally conductive field effect transistor, and a
source and a back gate which are connected to the first terminal of the switch circuit; and

a second transistor including a drain connected to a source of the bidirectionally conductive field effect transistor, and
a source and a back gate which are connected to the first terminal of the switch circuit.

US Pat. No. 9,941,733

ELECTRONIC DEVICE, COMMUNICATION SYSTEM, AND METHOD OF CONTROLLING ELECTRONIC DEVICE

SEIKO INSTRUMENTS INC., ...

1. An electronic device comprising:a solar cell;
a secondary battery that is charged by the solar cell; and
a control circuit that switches between a charging period during which the charging of the secondary battery from the solar cell is performed and a communication period during which an optical signal is received by the solar cell,
wherein the optical signal includes a synchronization signal indicating the transmission of data, and the data, and
a period of the synchronization signal is longer than the charging period.

US Pat. No. 9,906,929

PORTABLE TIME SYNCHRONIZATION SYSTEM

SEIKO INSTRUMENTS INC., ...

1. A portable time synchronization system which synchronizes clocking between first and second devices that comprise a portable
terminal and a timepiece, wherein
the first device comprises:
a first time counter configured to start to run from an initial paring with the second device and recursively measure a predetermined
time; and

a first communication portion configured to automatically start sending an advertisement at an end of every measurement by
the first time counter of the predetermined time and establish communication with the second device in response to a connection
request from the second device, wherein the first communication portion is configured to receive time information from the
second device via the established communication, and the first time counter is configured to synchronize itself to the received
time information, and

the second device comprises:
a second time counter configured to start to run from the initial paring with the first device and recursively measure the
predetermined time; and

a second communication portion configured to automatically start scanning for the advertisement at an end of every measurement
by the second time counter of the predetermined time and send the connection request to the first device upon a detection
of the advertisement, wherein the second communication portion is configured to send the time information to the first device
via the established communication, and the time information represents an instant time measured by the second time counter.

US Pat. No. 9,763,627

ELECTRONIC DEVICE, DISPLAY CONTROL METHOD AND PROGRAM

SEIKO INSTRUMENTS INC., ...

1. An electronic device comprising:
a display having first and second display portions that display information;
a living-body signal receiver that receives a living-body signal from a measurement device;
a display information processor that calculates living-body information based on the living-body signal received by the living-body
signal receiver, the display information processor comprising:

an internal measurement unit that outputs a plurality of types of internal measurement information measured within the internal
measurement unit; and

a determination unit that determines whether or not the living-body signal receiver receives the living-body signal; and
a display controller that, based on a result of the determination by the determination unit, performs a switching operation
to switch between the internal measurement information output by the internal measurement unit and the living-body information
calculated by the display information processor for display on the first and/or second display portions of the display;

wherein the display controller performs the switching operation to selectively display any one of the plurality of types of
internal measurement information on each of the first and second display portions of the display when the determination unit
determines that the living-body signal receiver does not receive the living-body signal;

wherein the display controller performs the switching operation to switch between display of the living-body information and
any one of the plurality of types of internal measurement information on the first display portion of the display and to switch
between display of the plurality of types of internal measurement information on the second display portion of the display
when the determination unit determines that the living-body signal receiver receives the living-body signal; and

wherein when the determination unit determines that the living-body signal receiver receives the living-body signal, the display
controller performs a control operation to control the display to continue displaying the living-body information on the first
display portion of the display while the display controller performs the switching operation to switch between display of
the plurality of types of internal measurement information on the second display portion of the display.

US Pat. No. 9,755,197

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

SEIKO INSTRUMENTS INC., ...

1. A nonaqueous electrolyte secondary battery, comprising:
a bottomed cylindrical positive electrode casing; and
a negative electrode casing which is fixed to an opening of the positive electrode casing through a gasket, and forms an accommodation
space between the positive electrode casing and the negative electrode casing,

wherein the opening of the positive electrode casing is caulked to the negative electrode casing side to seal the accommodation
space,

a diameter d of the nonaqueous electrolyte secondary battery is in a range of 6.6 mm to 7.0 mm, and a height h1 is in a range of 1.9 mm to 2.3 mm,

a shortest distance L1 between a caulking tip end of the positive electrode casing and the negative electrode casing in the opening of the positive
electrode casing is equal to or greater than 90% and equal to or less than 110% of an average sheet thickness of the positive
electrode casing,

a shortest distance L2 between a tip end of the negative electrode casing and the positive electrode casing is equal to or less than 100% of the
average sheet thickness of the positive electrode casing, and

a distance L3 between the tip end of the negative electrode casing and the bottom of the positive electrode casing is equal to or less
than 75% of the average sheet thickness of the positive electrode casing.

US Pat. No. 9,623,672

THERMAL PRINTER WITH PLATEN LOCK MECHANISM AND HEAD URGING MEMBER

SEIKO INSTRUMENTS INC., ...

1. A printing unit comprising:
a main body frame;
a platen roller removably mounted to the main body frame;
a lock mechanism pivotably supported by the main body frame between a lock position at which the platen roller is rotatably
held by the main body frame and an unlock position at which the platen roller is removable from the main body frame;

a thermal head configured to be brought into pressure contact with an outer circumferential surface of the platen roller;
a head support body configured to support the thermal head, the head support body being pivotably supported by the main body
frame in such directions that the thermal head and the platen roller are brought closer to and away from each other;

an urging member interposed between the lock mechanism and the head support body, the urging member being configured to urge
the lock mechanism toward the lock position and urge the head support body in such a direction that the thermal head is brought
closer to the platen roller; and

a head pressing member configured to press the head support body in such a direction that the thermal head is brought closer
to the platen roller, the head pressing member and the urging member aligned with each other along an axis parallel to an
axis of the platen roller.

US Pat. No. 9,172,332

OPERATIONAL AMPLIFIER CIRCUIT

Seiko Instruments Inc., ...

1. An operational amplifier circuit for amplifying a difference between signals input to input terminals and outputting the
amplified difference from an output terminal, the operational amplifier circuit comprising:
a first amplifier stage connected to the input terminals of the operational amplifier circuit;
a first chopper circuit that is connected to the input terminals of the operational amplifier circuit and controlled by a
first clock, the first chopper circuit having a function of modulating input signals;

a second amplifier stage connected to output terminals of the first chopper circuit;
a second chopper circuit that is connected to output terminals of the second amplifier stage and controlled by the first clock,
the second chopper circuit having a function of demodulating input signals;

an integrating circuit that is connected to output terminals of the second chopper circuit and has a function of integrating
input signals;

an FIR filter connected to output terminals of the integrating circuit;
a third amplifier stage connected to output terminals of the FIR filter; and
a fourth amplifier stage that is connected to an output terminal of the first amplifier stage and an output terminal of the
third amplifier stage, and has an output terminal connected to the output terminal of the operational amplifier circuit;

wherein the FIR filter comprises:
a first weighting circuit that is connected to input terminals of the FIR filter and has a fixed gain;
a delay circuit that is connected to the input terminals of the FIR filter and has a function of delaying an input signal
for a fixed period of time and outputting the delayed signal;

a second weighting circuit that is connected to output terminals of the delay circuit and has a fixed gain; and
an adder circuit that is connected to an output terminal of the first weighting circuit and an output terminal of the second
weighting circuit, and has a function of adding input signals.

US Pat. No. 9,128,127

SENSOR DEVICE

SEIKO INSTRUMENTS INC., ...

1. A sensor device for generating a logic output in accordance with intensity of a physical quantity applied to a sensor element,
the sensor device comprising:
a switch circuit, which is connected to a first terminal pair and a second terminal pair of the sensor element, for controlling
switching between a terminal pair supplied with power and a terminal pair for outputting a detection voltage corresponding
to the intensity of the physical quantity,

the switch circuit comprising a first output terminal for outputting the detection voltage and a second output terminal for
outputting the detection voltage;

a differential amplifier comprising: a first input terminal and a second input terminal, which are connected to the first
output terminal and the second output terminal of the switch circuit, respectively; and a first output terminal and a second
output terminal for outputting a result of differentially amplifying the detection voltage;

an amplifier comprising a first input terminal, a second input terminal, a third input terminal, a fourth input terminal,
and an output terminal,

the first input terminal of the amplifier being connected to the output terminal of the amplifier via a first switch,
the first input terminal of the amplifier being connected to the first output terminal of the differential amplifier via a
first capacitor,

the second input terminal of the amplifier being connected to the second output terminal of the differential amplifier; and
a detection voltage setting circuit for outputting different voltages to the third input terminal and the fourth input terminal
of the amplifier.

US Pat. No. 9,105,413

PORTABLE APPARATUS AND PORTABLE TIMEPIECE

SEIKO INSTRUMENTS INC., ...

9. A portable apparatus comprising:
an apparatus exterior body having a through hole;
a tubular member having an insertion sleeve portion inserted into the through hole and fixed to the apparatus exterior body,
and an external sleeve portion integral with the insertion sleeve portion and disposed outside the apparatus exterior body;

a stopper ring threaded onto a distal end portion of the external sleeve portion until a bottom wall of the stopper ring engages
with the distal end of the external sleeve portion;

a depressible pushbutton having a shaft portion slidably extending through the tubular member, and a head integral with the
shaft portion and disposed outside the apparatus exterior body;

a spring that biases the pushbutton outward toward the outside of the apparatus exterior body;
a retainer mounted on an end portion of the pushbutton shaft portion that extends inside of the apparatus exterior body for
preventing outward removal of the pushbutton from the tubular member; and

a rotatable ring-shaped locking member surrounding the external sleeve portion of the tubular member and threadedly engaged
with the tubular member to undergo outward and inward movement in the axial direction of the tubular member to locked and
unlocked positions in response to rotation of the locking member in opposite directions, the locking member having a recessed
portion having a bottom surface which opposedly faces an opposedly facing portion of the pushbutton head and being configured
to receive therein the pushbutton head, and a locking portion that abuts the stopper ring when the locking member is in the
locked position,

wherein when the locking member is in the unlocked position, the locking portion is axially spaced a distance A from the stopper,
and the bottom surface of the recessed portion is axially spaced a distance B from the opposedly facing portion of the pushbutton
head, wherein A?B.

US Pat. No. 10,046,201

ELECTRONIC APPARATUS AND PROGRAM

ASICS CORPORATION, (JP) ...

1. An electronic apparatus comprising:a main body;
a display unit mounted on the main body;
input elements mounted on the main body for inputting information; and
a control body disposed in the main body, the control body comprising:
a control unit which is operable in an interval training mode in which a high intensity exercise and a low intensity exercise are repeated by a user and which calculates a high intensity exercise time for performing the high intensity exercise and a low intensity exercise time for performing the low intensity exercise based on input time information which is the best time when the user performs an exercise in moving a predetermined distance or a time requested by the user;
a storage unit which includes:
a first storage unit that stores first information in which a high intensity exercise time is associated with a running level; and
a second storage unit that stores second information in which time information is associated with a low intensity exercise time; and
a notification unit,
wherein the control unit includes an operation unit and a timer unit;
wherein the operation unit is configured to:calculate a running level, which is an index of running, based on the input time information and the first information;calculate the high intensity exercise time, based on the calculated running level;
calculate the low intensity exercise time, based on the input time information and the second information; and
output the running level, the high intensity exercise time, and the low intensity exercise time to the timer unit, and
wherein the timer unit is configured to use the running level, the high intensity exercise time, and the low intensity exercise time to control the notification unit to output a notification sound when counting of the high intensity exercise time, counting of the low intensity exercise time, and counting of the high intensity exercise time or the low intensity exercise time are finished.

US Pat. No. 10,035,362

THERMAL PRINTER WITH LIQUID DRAIN STRUCTURE

SEIKO INSTRUMENTS INC., ...

1. A thermal printer used in an operation position, comprising:a housing having a roll sheet receiving portion configured to receive a recording paper therein;
a thermal head placed in the housing and configured to print on the recording paper drawn out from the roll sheet receiving portion, the thermal head having longitudinal ends and a longitudinal length, wherein the thermal head is positioned above the roll sheet receiving portion when the thermal printer is in the operation position;
a platen roller held in parallel contact with the thermal head and operable to feed the recording paper between the thermal head and the platen roller;
a delivery slot formed in the housing in parallel to the thermal head to discharge the recording paper fed from the thermal head outside of the housing, the delivery slot having a longitudinal length at least as long as the longitudinal length of the thermal head;
a liquid retaining portion positioned adjacent to at least one of the longitudinal ends of the thermal head, wherein the liquid retaining portion is positioned below the delivery slot when the thermal printer is in the operation positon; and
a flow path having longitudinal ends and a longitudinal length at least as long as the longitudinal length of the delivery slot, the flow path being formed coextensive in parallel and adjacent to the delivery slot, wherein the longitudinal ends of the flow path are positioned above the liquid retaining portion in the operation position, and the flow path is configured to receive liquid flowed in the housing from the delivery slot and guide the liquid to flow along the longitudinal direction of the flow path down into the retaining portion in the operation position.

US Pat. No. 9,966,201

ELECTROCHEMICAL CELL

SEIKO INSTRUMENTS INC., ...

1. An electrochemical cell comprising:a first electrode, a second electrode, and an electrolyte;
a rectangular box-shaped ceramic container defining an accommodation compartment for accommodating the first electrode, the second electrode, and the electrolyte, the second electrode being located above the first electrode in the rectangular box-shaped ceramic container
a first outer terminal externally connected to a plurality of inner terminals electrically and commonly connected to the first electrode; and
a second outer terminal electrically connected to the second electrode,
wherein the rectangular box-shaped ceramic container includes a rectangular plate-shaped bottom portion and a rectangular frame-shaped wall portion formed along a periphery of the bottom portion,
wherein the second outer terminal includes a second outer terminal portion formed on an outer bottom surface of the rectangular box-shaped ceramic container,
wherein the second outer terminal further includes a first portion extending on an outer side surface of the bottom portion and a second portion extending on an outer side surface of the wall portion, and a third portion extending between the bottom portion and the wall portion in such a way that the third portion is directly in contact with the first portion and the second portion, and
wherein the first and second portions of the second outer terminal electrically connect the second electrode and the second outer terminal portion.

US Pat. No. 9,636,030

PORTABLE ELECTRONIC APPARATUS

SEIKO INSTRUMENTS INC., ...

1. A portable electronic apparatus comprising:
an apparatus main body that includes electronic components built therein;
a fixation belt configured to attach the apparatus main body to a living body surface;
a connector that is provided at a longitudinal end of the fixation belt;
an engagement recess that is formed at one of the apparatus main body and the connector;
an engagement protrusion that is formed at the other of the apparatus main body and the connector and is detachably storable
in the engagement recess, wherein a relative position between the engagement recess and the connector stored in the engagement
recess is defined by three orthogonal axes extending in (i) a longitudinal direction parallel to a longitudinal direction
of the fixation belt, (ii) a transverse direction parallel to a transverse direction of the fixation belt and (iii) a thickness
direction parallel to a thickness of the fixation belt;

a biasing body that is provided in the engagement recess, and arranged to urge the engagement protrusion stored in the engagement
recess so as to maintain the engagement recess and the engagement protrusion in engagement with each other; and

a pair of electrode members that is installed at the apparatus main body so as to be in contact with the living body surface,
wherein the electronic components comprise a biological information detection unit operable to detect a potential difference
across the pair of electrode members and translate the potential difference into biological information,

wherein each of the electrode members is made of an elastic material, and the biasing body is sandwiched between the engagement
protrusion stored in the engagement recess and one of the electrode members.

US Pat. No. 9,554,769

APPARATUS FOR ASSESSING RISK OF CEREBROVASCULAR DISEASES

SEIKO INSTRUMENTS INC., ...

1. An apparatus for assessing risk of cerebrovascular disease, comprising:
a blood flow rate-measuring part for measuring flow rate value of blood circulating in a vascular tube of skin of a human
subject from outside thereof by transmitting a continuous ultrasonic wave to blood flow, receiving one or more signals reflected
from the blood flow and determining one or more variations in frequency between the transmitted continuous ultrasonic wave
and the received one or more signals to determine the flow rate of blood,

a blood pressure acquiring part for acquiring a blood pressure value of the vascular tube,
a risk computation part of cerebrovascular diseases for assessing the risk of cerebrovascular diseases, using a maximal blood
pressure value acquired at the blood pressure-acquiring part and using one or plural maximal blood flow rate values among
blood flow rate values variable over time measured at the blood flow-rate measuring part, wherein the risk computation part
assesses the risk by determining a value for blood flow rate per unit pressure as a ratio of the one or plural maximal blood
flow rate values and the maximal blood pressure value, wherein the risk computation part assesses the risk of cerebrovascular
diseases at a number of grades of deep subcortical white matter hypersensitivity based on a correlation between grades of
deep subcortical white matter hypersensitivity and blood flow rates per unit pressure using results obtained by prior head
magnetic resonance imaging (MRI) examinations of human subjects other than the human subject; and

an output part including a display apparatus to display an indicator corresponding to the risk of cerebrovascular diseases
as assessed by the risk computation part without invasive procedure or MRI examination of the human subject.

US Pat. No. 9,299,629

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREFOR

SEIKO INSTRUMENTS INC., ...

1. A semiconductor chip having a scribe region and an IC region and being obtained by dicing a semiconductor wafer along a
dicing line, the semiconductor wafer comprising:
a semiconductor substrate;
a first insulating film disposed on the semiconductor substrate across the scribe region and the IC region of the semiconductor
chip;

a separation groove provided in the first insulating film in the scribe region and spaced apart from the dicing line, the
separation groove having a bottom portion exposing a surface of the semiconductor substrate;

a plug metal film formed on lateral walls of the separation groove so that the plug metal film on the lateral walls does not
extend out of the separation groove and does not exist on an upper surface of the first insulating film; and

a second insulating film covering the IC region and extending contiguously therefrom toward the scribe region and into the
separation groove so as to cover the plug metal film formed on the lateral walls of the separation groove.

US Pat. No. 9,046,875

PORTABLE APPARATUS AND PORTABLE TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A portable apparatus comprising:
an apparatus exterior body having a through-hole;
a pipe formed of a single component that comprises (i) an insertion tube portion inserted in the through-hole in fixed attachment
to the apparatus exterior body, (ii) an external arrangement tube portion extensive from the insertion body to outside the
apparatus exterior body, the external arrangement tube portion comprising a stopper portion, and (iii) a male screw portion
formed on an outer peripheral surface of the external arrangement tube portion;

a lock member arranged around the outer peripheral surface of the external arrangement tube portion of the pipe, the lock
member comprising (i) a female screw portion meshed with the male screw formed on the external arrangement tube portion of
the pipe, wherein the lock member is movable relative to the external arrangement tube portion of the pipe toward or away
from the apparatus exterior body by means of the meshed male and female screw portions with a rotation of the lock member
around the external arrangement tube portion of the pipe, (ii) a lock part, and (iii) a lock portion movable toward and away
from the stopper portion with a movement of the lock member relative to the external arrangement tube portion of the pipe,
wherein the lock portion of the lock member is configured to engage with the stopper portion of the pipe to thereby define
an outward limit to movement of the lock member away from the apparatus exterior body;

a pushbutton comprising (i) a shaft portion slidably inserted in the pipe, and (ii) a head situated outside the apparatus
exterior body and pushable to move, along with the shaft portion, toward the apparatus exterior body, the head having an opposing
portion configured to rest on the lock part of the lock member positioned at the outward limit to thereby restrict movement
of the pushbutton toward the apparatus exterior body;

a spring urging the pushbutton away from the apparatus exterior body; and
a retaining ring mounted to a shaft end portion of the shaft portion of the pushbutton and configured to engage with the insertion
tube portion of the pipe to prevent detachment of the pushbutton from the pipe.

US Pat. No. 10,067,480

TIME CORRECTION SYSTEM, ELECTRONIC DEVICE, TIMEPIECE, AND PROGRAM

SEIKO INSTRUMENTS INC., ...

1. A time correction system comprising:a timepiece that has a display unit which causes an indicating hand to display the time; and
an electronic device,
wherein the electronic device includes
an acquisition unit that acquires the current time,
an input unit that receives an input of the time displayed by the display unit of the timepiece,
a time correction amount calculation unit that calculates a time correction amount for correcting the time of the timepiece from a difference between the inputted time received by the input unit and the current time acquired by the acquisition unit, and
a transmitting unit that transmits the time correction amount calculated by the time correction amount calculation unit to the timepiece by using light,
wherein the timepiece includes
a receiving unit that receives the time correction amount from the electronic device,
a power storage unit that stores electricity by using power which is converted from the light,
a drive unit that drives the indicating hand, and
a control unit that corrects the time displayed by the indicating hand, based on the time correction amount received by the receiving unit, and
wherein the control unit controls a power storage period in the power storage unit and a receiving period in the receiving unit so as to receive the time correction amount in the receiving period.

US Pat. No. 9,945,912

HALL SENSOR AND COMPENSATION METHOD FOR OFFSET CAUSED BY TEMPERATURE DISTRIBUTION IN HALL SENSOR

SEIKO INSTRUMENTS INC., ...

1. A Hall sensor, comprising:a semiconductor substrate;
a Hall element arranged on the semiconductor substrate, the Hall element having four sides and four vertices;
two pairs of terminals arranged on the Hall element, the two pairs of terminals serving both as control current input terminals and Hall voltage output terminals;
an element arranged on the semiconductor substrate outside the Hall element, the element serving as a heat source; and
a plurality of temperature sensors arranged on the semiconductor substrate outside the Hall element, the plurality of temperature sensors being different from the element, and respective ones of the plurality of temperature sensors being arranged along respective ones of the four sides or in a vicinity of respective ones of the four vertices of the Hall element,
wherein the two pairs of terminals are arranged so that one of the two pairs of terminals has a first Hall element control current flowing therebetween and another of the two pairs of terminals has a second Hall element control current flowing therebetween, and the first Hall element control current and the second Hall element control current cross each other as vectors, and
wherein a vector sum of the first Hall element control current and the second Hall element control current is parallel to a straight line connecting between a maximum value and a minimum value of temperatures measured by the plurality of temperature sensors.

US Pat. No. 9,902,173

THERMAL PRINTER

SEIKO INSTRUMENTS INC., ...

1. A thermal printer, comprising:
a thermal head;
a platen roller opposed to the thermal head;
a platen frame configured to support the platen roller; and
a housing for receiving the thermal head, the platen roller, and the platen frame,
the platen frame comprising:
an opposing surface formed below the platen roller in a gravitational direction in an assumed carriage posture, the opposing
surface being opposed to the platen roller; and

a liquid absorbing sheet arranged on the opposing surface.

US Pat. No. 9,778,716

PRINTER AND CONTROL CIRCUIT FOR POWERING A CASH DRAWER OF A POINT-OF-SALE SYSTEM

SEIKO INSTRUMENTS INC., ...

1. A printer operably connected to an external host device and a peripheral device, the printer comprising:
a power generation circuit programmable to generate a drive voltage at a potential level required for operation of the peripheral
device;

a drive circuit configured to activate the peripheral device with the drive voltage;
a communication circuit configured to receive instruction signals from the external host device; and
a control circuit programmed to:
output a voltage designation signal to the power generation circuit in response to receipt of a start signal, that controls
the power generation circuit to generate the drive voltage at the required potential level;

output a power generation signal directing the power generation circuit to generate the drive voltage at the required potential
level;

output a drive signal directing the drive circuit to activate the peripheral device upon an expiration of a rise time of the
drive voltage to rise to the required potential level, after the power generation circuit begins generating the drive voltage;
and

turn off the drive signal to deactivate the peripheral device upon expiration of a drive period.

US Pat. No. 9,769,755

TERMINAL DEVICE, COMMUNICATION SYSTEM AND METHOD OF ACTIVATING TERMINAL DEVICE

SEIKO INSTRUMENTS INC., ...

1. A terminal device comprising:
a plurality of measurement sensors for measuring physical quantities of measurement targets;
a storage unit for storing information relating to characteristics of the plurality of measurement sensors for determining
a mode for activating the plurality of measurement sensors, the information stored in the storage unit including information
on preparation times and measurement times of the respective plurality of measurement sensors, information on power consumption
at the preparation and measurement times, information on minimum required electric energy at the preparation and measurement
times, and activation regulation information for determining an activation manner of the plurality of measurement sensors;

a control unit for switching, based on the information stored in the storage unit, all or part of the plurality of measurement
sensors from a non-activated state to an activated state when the measurement sensors are to be activated, the control unit
controlling the activation of the measurement sensors by referencing the activation regulation information stored in the storage
unit; and

an activation unit including an activation sensor driven on the basis of environmental changes, the activation unit being
configured to activate the control unit on the basis of detection results from the activation sensor when a physical quantity
correlated with the physical quantities of the measurement targets satisfies a given activation condition.

US Pat. No. 9,751,340

PRINTING MECHANISM AND THERMAL PRINTER

SEIKO INSTRUMENTS INC., ...

1. A printing mechanism, comprising:
a head mechanism including a printing head configured to print on a recording paper;
a platen mechanism including a platen roller configured to nip the recording paper with the printing head to feed the recording
paper;

a fixed blade arranged in one mechanism of the head mechanism and the platen mechanism; and
a movable blade arranged in another mechanism of the head mechanism and the platen mechanism in a slidable manner and configured
to cut the recording paper with the fixed blade,

the another mechanism comprising:
a movable blade guide wall arranged upstream of the movable blade in a paper path direction of the recording paper;
a first rib protruding from the movable blade guide wall to downstream of the paper path direction; and
a second rib formed at a position on the movable blade guide wall, which is separated from the fixed blade with respect to
the first rib in a movement direction of the movable blade.

US Pat. No. 9,621,008

SMALL POWER GENERATOR AND PORTABLE ELECTRONIC APPARATUS

SEIKO INSTRUMENTS INC., ...

1. An inner rotor type small power generator for generating power, comprising:
a stator having a plurality of core windings;
a rotor disposed inside of the stator, the rotor having a rotor shaft on which a driven gear is disposed and a circular permanent
magnet;

a rotary unit configured to be rotated by a user at the time of power generation by the power generator, the rotary unit having
a driving gear that undergoes rotation during rotation of the rotary unit; and

a transmission unit that transmits rotation of the driving gear to the driven gear of the rotor shaft through an intermediate
gear, at least one rotary shaft of the intermediate gear being disposed outside the rotor and being rotatably disposed inside
the stator at a location in between the core windings of the stator.

US Pat. No. 9,568,887

OPERATION STABILIZING MECHANISM, MOVEMENT, AND MECHANICAL TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. An operation stabilizing mechanism comprising:
a plurality of carriages arranged in a multiplex fashion and provided so as to be mutually rotatable;
a constant-force spring provided between two adjacent ones of the plurality of carriages and configured to impart a rotational
force to the other of the two carriages such that the other carriage rotates with respect to the one carriage;

a stop wheel provided on the one carriage; and
a stopper configured to perform engaging and releasing operations on the stop wheel upon the rotation of the other carriage,
wherein the rotational axes of at least two of the plurality of carriages cross each other.

US Pat. No. 9,551,621

PRESSURE SENSOR HAVING CANTILEVER AND DISPLACEMENT MEASUREMENT UNIT

SEIKO INSTRUMENTS INC., ...

1. A pressure sensor, comprising:
a sensor body which has a first surface and a cavity with an opening in the first surface;
a cantilever which has a base end portion supported on the first surface and a distal end portion provided to form a gap from
a peripheral edge of the opening inside the opening, the cantilever being flexurally deformed according to a pressure difference
between an inside and an outside of the cavity, the cantilever being formed of a semiconductor material; and

a displacement measurement unit which measures a displacement of the cantilever vibrating according to the pressure difference
at a frequency larger than a lower limit frequency fLOW (Hz) defined by Expression (1), where a width (?m) of the gap is represented by G, a volume (ml) of the cavity is represented
by V, and a proportional constant is represented by k

fLOW=k·(G2/V)  (1).

US Pat. No. 9,753,433

MECHANICAL COMPONENT, MOVEMENT, AND TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A mechanical component, comprising:
a component main body having a through-hole through which a shaft member is passed; and
a forcing-in portion formed on the inner surface of the through-hole and fixed to the shaft member through the forcing-in
of the shaft member,

wherein a retaining recess is formed on the inner surface of the through-hole, a part of the forcing-in portion fills the
inner space of the retaining recess and another part of the forcing-in portion protrudes inwardly from the inner surface of
the through-hole, and the retaining recess constitutes an anchor structure regulating displacement of the forcing-in portion
with respect to the component main body by retaining at least a part of the forcing-in portion; and

wherein the forcing-in portion is formed of a metal material.

US Pat. No. 9,721,197

CONTROL DEVICE AND CONTROL METHOD

SEIKO INSTRUMENTS INC., ...

1. A control device, comprising:
a movement control circuit configured to control movement of an object;
a sensor configured to optically detect, at a specific position, the object moving through control by the movement control
circuit, to thereby output a detection voltage;

a movement amount determining circuit configured to determine a movement amount of the object circuit, based on a tendency
of a change in the detection voltage when the object is moved; and

a measuring circuit configured to measure the detection voltage output from the detecting circuit based on the movement of
the object, while the object is moved for a predetermined distance,

wherein the movement amount determining circuit is configured to determine a distance for moving the object as the movement
amount based on a change in the detection voltage for the predetermined distance.

US Pat. No. 9,628,281

SERVER GENERATING BASIC SIGNATURE DATA USING SIGNING TARGET DATA, ELECTRONIC SIGNATURE VALUE AND TIMESTAMP

SEIKO INSTRUMENTS INC., ...

1. A long-term signature verification server comprising:
long-term signature data reception means for receiving long-term signature data configured using signing target data, verification
information for verifying the signing target data, and long-term verification information for verifying the authenticity of
original data from a verifier terminal, the long-term verification information including long-term verification information
for verifying the signing target data and the verification information for a predetermined period of time;

long-term verification information forming information transmission means for forming long-term verification information forming
information by extracting predetermined information included in the long-term signature data and for transmitting the long-term
verification information forming information which has been formed to the verifier terminal;

long-term verification information forming function value receiving means for receiving from the verifier terminal a long-term
verification information forming function value calculated using a predetermined function by adding the original data to the
transmitted long-term verification information forming information; and

long-term verification information verification means for verifying the long-term verification information using the received
long-term verification information forming function value;

wherein the verification information for verifying the signing target data includes a group of certificates configured by
a public key certificate of a private key that is contained in the verifier terminal along with the original data; and

wherein the long-term signature server forms and verifies the long-term verification information while the original data and
the private key are held in the verifier terminal.

US Pat. No. 9,236,747

ELECTRONIC DEVICE

SEIKO INSTRUMENTS INC., ...

1. An electronic device, comprising:
a load which has a desired function;
a power source which has supply power less than consumption power of operation of the load;
a capacitor to be charged with electric power based on the supply power; and
a charge/discharge control circuit which controls charging of the capacitor with the electric power based on the supply power
and consumption of charged power of the capacitor by the load,

wherein the charge/discharge control circuit comprises:
a first node to which the electric power based on the supply power is supplied;
a second node to which the capacitor is coupled; and
a circuit connected between the first node and the second node configured to charge the capacitor via the second node from
power received at the first node; and

wherein when a voltage of the first node is a predetermined voltage or more, the circuit is configured to reduce or discontinue
charging of the capacitor, and thereafter the load is operated by the charged power of the capacitor.

US Pat. No. 9,071,185

CONSTANT VOLTAGE CIRCUIT AND ANALOG ELECTRONIC CLOCK

SEIKO INSTRUMENTS INC., ...

1. A constant voltage circuit, the operation of which consumes less current by performing an intermittent operation at a predetermined
interval and which outputs a constant voltage to an output terminal, the constant voltage circuit comprising:
an output transistor connected to the output terminal;
a differential amplifier circuit which controls a gate of the output transistor such that a voltage of the output terminal
becomes a constant voltage;

a first switch circuit connected between the differential amplifier circuit and the gate of the output transistor;
a first holding circuit connected between the gate of the output transistor and the output terminal through a second switch
circuit; and

a second holding circuit connected between the gate of the output transistor and a power supply terminal through a third switch
circuit,

wherein the constant voltage circuit has:
a first operation mode in which the differential amplifier circuit and the first switch circuit are intermittently operated
by a first control signal, and the second switch circuit is turned on and the third switch circuit is turned off by a second
control signal; and

a second operation mode in which the differential amplifier circuit and the first switch circuit are turned on by the first
control signal, and the second switch circuit is turned off and the third switch circuit is turned on by the second control
signal.

US Pat. No. 10,137,713

THERMAL PRINTER AND PORTABLE TERMINAL

SEIKO INSTRUMENTS INC., ...

1. A thermal printer, comprising:a head block including a head support plate and a thermal head fixed to the head support plate;
a platen roller brought into abutment against the thermal head through intermediation of recording paper;
a wiring board connected to and extending from the thermal head;
a frame supporting the platen roller and the head support plate; and
a recording paper sensor mounted to the wiring board and configured to detect the recording paper,
the frame including a guide wall at an upstream side of the thermal head in a conveyance direction of the recording paper, the guide wall guiding the recording paper to the thermal head,
the head block including a sensor holder mounted thereto, the sensor holder covering a portion of the wiring board and including a holding portion that positions the recording paper sensor between the thermal head and the guide wall in the conveyance direction.

US Pat. No. 9,939,785

POINTER DRIVING MOTOR UNIT, ELECTRONIC DEVICE, AND CONTROL METHOD OF POINTER DRIVING MOTOR UNIT

SEIKO INSTRUMENTS INC., ...

1. A pointer driving motor unit comprising:a supporting body;
a stepping motor configured to rotate a pointer that is supported to be rotatable with respect to the supporting body;
a plurality of input portions which include a first input portion into which a first instruction signal is input from a main control portion that is connected to the supporting body from the outside of the supporting body, and a second input portion into which a second instruction signal is input from the main control portion; and
a control portion configured to be provided in the supporting body, the control portion being configured to output a first driving signal that drives the pointer by a first operation to the stepping motor based at least in part on a result of comparing the first instruction signal input to the first input portion and a predetermined threshold value with each other, and the control portion being configured to output a second driving signal that drives the pointer by a second operation to the stepping motor based at least in part on a result of comparing the second instruction signal input to the second input portion and a predetermined threshold value with each other.

US Pat. No. 9,819,173

OVERHEAT PROTECTION CIRCUIT AND VOLTAGE REGULATOR

Seiko Instruments Inc., ...

1. An overheat protection circuit comprising:
a temperature detection circuit;
a bias circuit which allows a bias current to flow in the temperature detection circuit; and
a leak current detection circuit which detects a leak current of a transistor allowing the bias current of the bias circuit
to flow,

said leak current detection circuit controlling the bias current when the leak current is detected.

US Pat. No. 9,761,381

ELECTROCHEMICAL CELL AND ELECTROCHEMICAL CELL WITH TERMINAL

SEIKO INSTRUMENTS INC., ...

1. An electrochemical cell, comprising:
a negative electrode can having a bottom portion and a side surface portion;
a positive electrode can having a bottom portion and a side surface portion, with the positive electrode can being sealed
with the negative electrode can and an insulating material, to form a containing portion along with the negative electrode
can;

a first electrode which is arranged on the negative electrode can in the containing portion;
a second electrode which is arranged on the positive electrode can in the containing portion;
a separator which is arranged between the first electrode and the second electrode, and insulates both of the first electrode
and the second electrode; and

an electrolytic solution filling the containing portion,
wherein the negative electrode can and the positive electrode can have non-magnetic properties and wherein an electrically
conductive protective film having corrosion resistance with respect to the electrolytic solution is formed on the entire inner
bottom surface of the bottom portion of at least one of the negative electrode can and the positive electrode can, which is
in contact with the electrolytic solution.

US Pat. No. 10,067,475

TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A timepiece comprising: a movement; a case accommodating the movement; and a hollow tubular structure portion having an oscillating portion directly or indirectly in contact with the movement,wherein the hollow tubular structure portion is configured such that a space defined between itself and the case is hermetically sealed; and
wherein the inner space of the hollow tubular structure portion communicates with the exterior of the case via an external opening of the case.

US Pat. No. 10,059,135

THERMAL PRINTER AND PORTABLE TERMINAL

SEIKO INSTRUMENTS INC., ...

1. A thermal printer, comprising:a platen roller;
a thermal head opposite the platen roller;
a head support plate configured to hold and fix the thermal head;
a frame including a roller support portion configured to support the platen roller so as to be rotatable about a first direction;
a turn support portion configured to support the head support plate so as to be turnable about the first direction; and
an urging member in contact with an urging member support portion and configured to urge the head support plate in a direction in which the thermal head approaches the platen roller about the first direction,
the head support plate extending in a second direction intersecting the first direction,
the thermal head being fixed to an opposed surface of the head support plate, which is in a first region located on one side in the second direction with respect to the turn support portion, and is opposed to the platen roller in the first direction, and,
wherein the urging member is interposed between the opposed surface of the head support plate in a second region and the urging member support portion, the second region located in the second direction with respect to the turn support portion,
the urging member support portion faces the opposed surface of the head support plate, and
the turn support portion is located on a side of the head support plate opposite to the opposed surface.

US Pat. No. 10,037,009

MOVEMENT AND ELECTRONIC TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A movement comprising:a first gear that is rotated by power of a first drive source so as to drive a first indicating hand;
a position detecting gear that is rotated by the power of the first drive source, and in which a gear ratio of the first gear with respect to the position detecting gear is set to 1/M by using M as an integer;
a light emitting element that is arranged on one side in an axial direction of a center axle of the first gear, with respect to the first gear and the position detecting gear; and
a light receiving element that is arranged on the other side in the axial direction across the first gear and the position detecting gear, and that detects light emitted from the light emitting element,
wherein the first gear has multiple first transmittable portions which are disposed on the same rotation trajectory, and through which the light emitted from the light emitting element is transmittable,
wherein the position detecting gear has the N-number of second transmittable portions which are disposed on the same rotation trajectory, and through which the light emitted from the light emitting element is transmittable,
wherein the second transmittable portions are disposed at an interval of 360°/N in a circumferential direction of the position detecting gear,
wherein the multiple first transmittable portions are disposed in parallel at an unequal angular interval in the circumferential direction of the center axle, and
wherein an angular interval of the first transmittable portions adjacent to each other in the circumferential direction of the center axle is set to magnification of 360°/(M×N).

US Pat. No. 9,994,788

GREASE, ROLLING BEARING, ROLLING BEARING DEVICE, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

SEIKO INSTRUMENTS INC., ...

1. Grease comprising:a base oil; and
a thickener, wherein
the base oil comprises a mineral oil and poly-?-olefin,
a proportion of the mineral oil is 10% by mass to 40% by mass in 100% by mass of the base oil,
a kinematic viscosity v1 of the mineral oil at 40° C. is higher than a kinematic viscosity v2 of the poly-?-olefin at 40° C.,
a proportion of the poly-?-olefin in the base oil is greater than the proportion of the mineral oil, and
the base oil comprises a refined mineral oil that is classified as Group III in a base oil category defined by the American Petroleum Institute, and the flash point of the refined mineral oil is 240° C. or higher.

US Pat. No. 9,971,304

MOVEMENT AND ELECTRONIC TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A movement comprising:a light emitting element for emitting light;
a light receiving element that is arranged to receive light emitted from the light emitting element;
a gear that is rotated by a drive source to drive an indicating hand, and that has a transmittable portion through which the light is transmittable;
a detecting gear that has a transmittable portion for detection through which the light is transmittable, and whose rotational frequency per predetermined time is set to be faster than that of the gear; and
a control unit configured to: detect a position of the gear by causing the light receiving element to receive the light which is emitted from the light emitting element and which is transmitted through the transmittable portion, detect a transmitting time point that the light is concurrently transmitted through the transmittable portion and the transmittable portion for detection, cause the light emitting element to stop light emitting during an interval that begins at the time point when the light receiving element detects light transmitted through the transmittable portion, and vary the interval in accordance with the rotational frequency of the detecting gear.

US Pat. No. 9,934,799

PRELOADED ROLLER BEARING DEVICE, INFORMATION RECORDING AND REPRODUCING DEVICE, AND MANUFACTURING METHOD FOR BEARING DEVICE

SEIKO INSTRUMENTS INC., ...

1. A bearing device comprising:a shaft; and
a roller bearing externally inserted over the shaft, wherein
the roller bearing includes:
an inner ring disposed coaxially with a center axis of the shaft;
an outer ring surrounding the inner ring from an outer side in a radial direction of the shaft,
a plurality of rolling elements held between the inner ring and the outer ring to be capable of rolling, and
a retainer formed in an annular shape and configured to hold the rolling elements to be capable of rolling, wherein
at least one of the inner ring is divided into one half section disposed on one side in an axial direction of the center axis and the other half section disposed on the other side in the axial direction,
the one half section is in contact with the rolling elements from the one side toward the other side in the axial direction,
the other half section is in contact with the rolling elements from the other side toward the one side in the axial direction,
an inner circumferential edge of the retainer projects in the axial direction and is disposed between the one half section and the other half section, and
preloads are applied to the one half section and the other half section in directions in which the one half section and the other half section are brought close to each other.

US Pat. No. 9,831,713

ANTENNA UNIT AND PORTABLE ELECTRONIC APPARATUS

SEIKO INSTRUMENTS INC., ...

1. An antenna unit comprising:
a case main body;
a display unit which is provided on one side of the case main body and displays information;
an antenna which is provided on the other side of the case main body and is disposed to face the display unit at an interval
therebetween;

an antenna accommodating unit which accommodates the antenna and is movable with respect to the case main body toward a side
opposite to the display unit; and

a locking mechanism that arbitrarily adjusts relative positions of the antenna accommodating unit and the case main body when
the antenna accommodating unit is positioned on a side of the display unit.

US Pat. No. 9,800,333

ELECTRONIC DEVICE, COMMUNICATION METHOD AND RECORDING MEDIUM

SEIKO INSTRUMENTS INC., ...

3. A portable electronic device comprising:
a display part having a display screen and a light source which transmits an optical signal;
a detection part configured to detect a direction of orientation of the display screen of the display part; and
a controller configured to transmit data by the optical signal from the display part to another electronic device when the
controller determines that the direction of orientation of the display screen detected by the detection part becomes a predetermined
direction;

a transmission button provided in the display part side for initiating transmission of the optical signal including time data
when operated,

wherein the detection part comprises a thermometer for detecting a temperature in front of the display screen, and
wherein the controller includes a first transmission part for transmitting the optical signal when the transmission button
is operated and a second transmission part for determining that the direction of the display screen becomes the predetermined
direction and for transmitting the optical signal when it is determined that the temperature detected by the thermometer is
in the vicinity of the external body temperature of a user to which the other electronic device is attached.

US Pat. No. 10,094,724

PRESSURE SENSOR

SEIKO INSTRUMENTS INC., ...

1. A pressure sensor which detects variation in pressures, comprising:a hollow sensor main body which includes a cavity formed inside the sensor main body and a communication opening which allows the cavity and the outside of the sensor main body to communicate with each other; and
a cantilever which is disposed so as to close the communication opening in a cantilever state in which a distal end portion of the cantilever is a free end and a proximal end portion thereof is supported by the sensor main body, and which is configured to bend according to a pressure difference between the cavity and the outside of the sensor main body,
wherein:
a gap which configures a portion of the communication opening is formed on the proximal end portion,
the proximal end portion is partitioned into a plurality of branch portions by the gap in a second direction orthogonal to a first direction in which the proximal end portion and the distal end portion are connected to each other in plan view,
at least any one of the plurality of branch portions includes a displacement detection portion which detects displacement according to the bending of the cantilever on the basis of a change in a resistance value corresponding to the displacement,
a length of the displacement detection portion along the second direction is shorter than a length of the branch portion along the second direction,
the displacement detection portion includes a plurality of branch detection portions which are electrically partitioned in the second direction by a partition portion having a larger resistance value than that of the displacement detection portion,
the branch detection portions are electrically connected to each other via a connection portion so as to go around the outside of the partition portion, and
the branch detection portions and the connection portion are each configured of a piezoresistor.

US Pat. No. 9,971,310

MOVEMENT AND ELECTRONIC TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A movement comprising:a first gear that is rotated by power of a first drive source so as to drive a first indicating hand;
a second gear that is arranged coaxially with a center axle of the first gear, and that is rotated by power of a second drive source so as to drive a second indicating hand;
a light emitting element that is arranged on one side in an axial direction of the center axle of the first gear, with respect to the first gear and the second gear; and
a first light receiving element that is arranged on the other side in the axial direction across the first gear and the second gear, and that detects light emitted from the light emitting element,
wherein the first gear has a first transmittable portion through which the light emitted from the light emitting element is transmittable, and a second transmittable portion which is disposed on a rotation trajectory of the first transmittable portion and through which the light emitted from the light emitting element is transmittable,
wherein the second gear has a third transmittable portion which is disposed on the rotation trajectory of the first transmittable portion and the second transmittable portion when viewed in the axial direction, and through which the light emitted from the light emitting element is transmittable, and
wherein the first transmittable portion, the second transmittable portion and the third transmittable portion are configured and arranged to enable detection, in one detecting sequence by rotationally driving the first gear in only one direction, of a position of the first gear and the second gear.

US Pat. No. 10,059,126

THERMAL PRINTER AND PORTABLE TERMINAL

SEIKO INSTRUMENTS INC., ...

1. A thermal printer, comprising:a platen roller configured to feed a recording paper by nipping the recording paper with a thermal head;
a frame that includes a shaft support portion configured to support the platen roller such that the platen roller rotates about an axis direction thereof;
a drive source on an inner side of the frame in the axial direction with respect to the shaft support portion;
a planetary gear mechanism on the inner side of the frame in the axial direction with respect to the shaft support portion and configured to reduce power of the drive source; and
a power transmission mechanism on an outer side of the frame in the axial direction with respect to the shaft support portion and configured to transmit power of the planetary gear mechanism to the platen roller,
wherein the planetary gear mechanism includes an output gear configured to transmit reduced power of the drive source to the power transmission mechanism, and wherein the output gear is supported on a rotary shaft of the drive source.

US Pat. No. 10,043,721

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE HAVING SEMICONDUCTOR CHIP MOUNTED ON LEAD FRAME

SEIKO INSTRUMENTS INC., ...

1. A method of manufacturing a semiconductor device, comprising:preparing a lead frame comprising:
an island;
an inner lead disposed close to the island;
an inner lead suspension lead and an outer lead each connected to the inner lead; and
an island suspension lead connected to the island,
the inner lead suspension lead including a first narrowed portion that is smaller in cross-sectional area than other portions of the inner lead suspension lead;
die-bonding, wire-bonding, and resin encapsulating a semiconductor chip so that the first narrowed portion overlaps an outline of the encapsulating resin in plan view;
cutting a distal end of the outer lead;
forming, by electrolytic plating, a plated film on the cut surface of the outer lead;
cutting the inner lead suspension lead at the first narrowed portion; and
cutting the island suspension lead.

US Pat. No. 10,034,500

GARMENT

SEIKO INSTRUMENTS INC., ...

1. A garment for removably holding a biological information detecting device having a device body and electrode portions, comprising:a first set of tubular pockets arranged on an inner surface of the garment and each having a length in a width direction of the garment and a width in a height direction of the garment, the tubular pockets in the first set extending in their length direction in parallel, in the height direction of the garment, to each other,
wherein each of the tubular pockets in the first set is sized, in its width direction, to tightly hold the biological information detecting device inside thereof and sized, in its length direction, to expose the electrode portions outside thereof so that the electrode portions are in direct contact with a biological surface side; and
wherein the first set of tubular pockets are connected in series in the height direction of the garment, and only the tubular pocket located at one end of the series is fixed to the inner surface of the garment.

US Pat. No. 10,025,273

TIMEPIECE

SEIKO INSTRUMENTS INC., ...

1. A timepiece which has a case, the timepiece comprising:a movement having a display panel accommodated in the case, wherein the display panel extends in a width perpendicular to a thickness direction of the case;
a transparent member provided to cover the display panel;
a case band configured to form a circumference of the case surrounding the display panel;
an edge member configured to form a circumference of the case, wherein the edge member comprises:
an edge portion arranged on a front side of the case band in the thickness direction and configured to frame the transparent member;
a cylindrical portion configured to extend in the thickness direction from the edge portion toward a rear side of the case on an inner side of the case band, wherein the cylindrical portion contacts with an outer periphery of the display panel from the front side of the case to define a display surface of the display panel; and
a receiving portion provided in an outer periphery or an extension of the cylindrical portion, the extension protruding in the thickness direction from the cylindrical portion toward the rear side of the case; and
a drawing-in mechanism placed on the inner side of the case band and configured to hold the case band and the edge member together, the drawing-in mechanism comprising:
a plate portion being extensive in the width direction opposite to a rear surface of the display panel;
a drawing-in member formed at an outer periphery of the plate portion and having an engagement portion configured to engage with the receiving portion from the front side of the case; and
a threaded portion provided to the plate portion opposite to the rear surface of the display panel on an inner side than the outer periphery of the display panel, wherein the threaded portion is configured to detachably and threadedly engaged with a screw member to hold engagement between the engagement portion and the receiving portion.

US Pat. No. 10,012,557

PRESSURE SENSOR

SEIKO INSTRUMENTS INC., ...

1. A pressure sensor which detects variation in pressure, comprising:a hollow sensor main body which includes a cavity formed inside the sensor main body and a communication opening which allows the cavity and the outside of the sensor main body to communicate with each other; and
a cantilever which is disposed so as to close the communication opening in a cantilever state in which a distal end portion of the cantilever is a free end and a proximal end portion thereof is supported by the sensor main body, and which bends according to a pressure difference between the cavity and the outside of the sensor main body,
wherein a gap which configures a portion of the communication opening is formed on the proximal end portion,
wherein the proximal end portion is partitioned into a plurality of branch portions by gaps in a second direction orthogonal to a first direction in which the proximal end portion and the distal end portion are connected to each other in plan view,
wherein a first subset of the plurality of branch portions includes displacement detection portions which detect displacement according to the bending of the cantilever on the basis of a change in a resistance value corresponding to the displacement of the cantilever,
wherein a second subset of the plurality of branch portions does not include displacement detection portions,
wherein the displacement detection portions include a plurality of branch detection portions which are electrically partitioned in the second direction by a partition portion having a larger resistance value than that of the displacement detection portions,
wherein a piezoresistor is provided in the displacement detection portions, and
wherein the branch detection portions are electrically connected to each other via the piezoresistor so as to go around an outside of the partition portion.

US Pat. No. 9,995,642

CANTILEVER PRESSURE SENSOR WITH DIVISION PORTIONS FOR DIVIDING LEVER RESISTANCE AND HAVING PIEZORESISTOR ELEMENT

THE UNIVERSITY OF TOKYO, ...

1. A pressure sensor, comprising:a hollow sensor main body having a cavity formed therein and having a communication opening through which the inside and the outside of the cavity communicate with each other;
a cantilever having a lever main body and a plurality of lever support portions which connect the lever main body and the sensor main body and support the lever main body in a cantilever state, is disposed so as to cover the communication opening, and is bent according to a pressure difference between the cavity and the outside of the sensor main body; and
a displacement detection unit having a detection electrode formed on the sensor main body, a main body-resistance portion formed on the lever main body, and a lever-resistance portion formed on the lever support portion, and detects displacement of the cantilever based on resistance variation in resistance values of the main body-resistance portion and the lever-resistance portion,
wherein a division portion is formed at the lever support portion, and the division portion divides the lever-resistance portion into a first resistance portion which is electrically connected to the detection electrode in series and a second resistance portion which is positioned so as to be closer to the other adjacent lever support portion than the first resistance portion, and electrically separates the first resistance portion and the second resistance portion from each other, and
wherein the first resistance portion is electrically connected to the detection electrode via a parallel path of a first path passing through the main body-resistance portion and a second path passing through the second resistance portion.

US Pat. No. 9,931,862

PRINTING UNIT AND THERMAL PRINTER

SEIKO INSTRUMENTS INC., ...

1. A printing unit, comprising:a thermal head operable to perform printing on a recording sheet;
a platen roller abutted against the thermal head with the recording sheet therebetween and rotated to feed the recording sheet;
a head support member pivotably supporting the thermal head around a pivot shaft so as to enable the thermal head to be moved toward the platen roller;
a head frame pivotably supporting the head support member via the pivot shaft and rotatably supporting the platen roller; and
a guide member configured to guide the recording sheet between the thermal head and the platen roller,
wherein the thermal head and the guide member are positioned with respect to the head frame by the pivot shaft.

US Pat. No. 10,132,355

GREASE FOR ROLLING BEARING, ROLLING BEARING, ROLLING BEARING DEVICE, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

SEIKO INSTRUMENTS INC., ...

1. A rolling bearing device for an information recording and reproducing apparatus, comprising:a shaft; and
a rolling bearing pivotably supporting the shaft and containing a grease, wherein
the grease comprises:
a base oil;
a thickener; and
an antioxidant containing an amine-based antioxidant (A) expressed by the following general formula (1), and a phenol-based antioxidant (B) expressed by the following general formula (2);

wherein in formula (1), R1 and R2 each independently represents an alkyl group having 1 to 12 carbon atoms, or a hydrogen atom, provided that, at least one of R1 and R2 is an alkyl group having 1 to 12 carbon atoms,

wherein in formula (2), R11 and R12 each independently represents an alkyl group having 1 to 8 carbon atoms, R13 represents an alkylene group having 1 to 8 carbon atoms, n represents a number of 1 to 6, X1 represents a residue obtained after n hydroxyl groups are removed from an aliphatic m-hydric alcohol having 1 to 24 carbon atoms, wherein m in the aliphatic m-hydric alcohol represents a number of 1 to 6 which is equal to or greater than n, provided that, when n is 5 or 6,the number of carbon atoms of the aliphatic m-hydric alcohol in X1 is 2 to 24,
wherein the base oil contains a refined mineral oil and a poly-?-olefin (PAO), the refined mineral oil being classified as Group III in a base oil category defined by the American Petroleum Institute, and the flash point of the refined mineral oil being 240° C. or higher,
wherein a kinematic viscosity ?1 of the mineral oil at 40° C. is higher than a kinematic viscosity ?2 of the PAO at 40° C., and
wherein an amount of the amine-based antioxidant (A) is greater than an amount of the phenol-based antioxidant (B) on a mass basis.

US Pat. No. 10,193,425

STEPPING MOTOR, TIMEPIECE MOVEMENT, TIMEPIECE, AND MANUFACTURING METHOD OF STEPPING MOTOR

SEIKO INSTRUMENTS INC., ...

1. A stepping motor comprising:a one-piece stator comprised of Fe—Ni alloy, the stator having a rotor accommodating through-hole and defining a magnetic path around the rotor accommodating through-hole;
a rotor rotatably arranged inside the rotor accommodating through-hole;
a magnetic core connected to the stator; and
a coil wound on the magnetic core,
wherein a Cr-diffusion region having a molten-solidified portion of Cr is diffused in the Fe—Ni alloy stator in a portion of the magnetic path.

US Pat. No. 10,066,938

ALTIMETER, ELECTRONIC TIMEPIECE, AND PROGRAM

SEIKO INSTRUMENTS INC., ...

1. An altimeter comprising:a display unit;
an altitude measurement unit that measures an altitude;
an altitude integration unit that calculates an ascent integrated altitude value obtained by integrating an altitude variation amount during an ascent, based on the altitude measured by the altitude measurement unit;
a storage unit that stores an ascent integrated altitude plan value which is a plan value of the ascent integrated altitude value;
an achievement ratio calculation unit that calculates an ascent achievement ratio which is an achievement ratio of the ascent integrated altitude value with respect to the ascent integrated altitude plan value; and
a display control unit that causes the display unit to display the ascent achievement ratio.

US Pat. No. 10,146,186

STEPPING MOTOR, TIMEPIECE MOVEMENT, TIMEPIECE, AND MANUFACTURING METHOD OF STEPPING MOTOR

SEIKO INSTRUMENTS INC., ...

1. A stepping motor comprising:a rotor configured to rotate an indicating hand; and
a stator configured to form a magnetic path, the stator being configured to be made of an alloy containing Fe, Ni, and Cr, and the stator comprising a Cr-diffusion region whose Cr-concentration is 14 mass % or greater is disposed in a portion whose cross-sectional area in the magnetic path is smaller than a cross-sectional area of other portions in the magnetic path.