US Pat. No. 9,391,390

SPRING CONNECTOR WITH WATERPROOFING FUNCTION

YOKOWO CO., LTD., Tokyo ...

1. A spring connector with waterproofing function comprising:
a conductive tube having a distal end which is a contact part to be contacted with an object at one side;
a conductive pin having a distal end which is a contact part to be contacted with an object at the other side, and protruded
from an opening at a base end of the conductive tube, a base end of the conductive pin which is contained in the conductive
tube and can slide with respect to the conductive tube, a part of a base end face of the conductive pin which is formed as
an inclined face that is inclined with respect to a plane perpendicular to an axial direction;

a spring held inside the conductive tube, and pressing the inclined face of the conductive pin to urge the conductive pin
so as to protrude from the conductive tube;

an elastic member having a hole into which the conductive tube is inserted to be brought into tight and elastic contact with
a side face of the conductive tube, the elastic member being spread in a flange-like shape from the side face of the conductive
tube; and

a housing having a hole for slidably supporting at least a part of the side face of the conductive tube at a side closer to
the base end than the elastic member, wherein the distal end of the conductive pin can protrude from the hole in the housing,
in a state where the distal end of the conductive pin is not in contact with the object.

US Pat. No. 9,331,415

ELECTRICAL CONNECTOR

YOKOWO CO., LTD., Tokyo ...

1. An electrical connector comprising:
an insulating housing; and
a conductive contact member, wherein,
when a direction toward a mounting object board is downward, the conductive contact member has
a basal portion fixed to the insulating housing,
a contact-side elastic portion rising from the basal portion and having a contact portion,
first and second connecting leg portions having respective tip sides, each of the tip sides acting as a mounting portion for
the board at positions different from each other, and

a mounting-side elastic portion disposed between the basal portion and the first and second connecting leg portions, and
the insulating housing has a convex portion located on a lower surface of the insulating housing, wherein
a cover portion facing the lower surface of the insulating housing extends from the convex portion, and
a portion of the first connecting leg portion is located in a gap between the lower surface of the insulating housing and
the cover portion.

US Pat. No. 10,164,353

WATERPROOF CONNECTOR

Yokowo Co., Ltd., Tokyo ...

1. A waterproof connector comprising:an insulative housing;
an insulative elastic body held by the housing; and
a terminal pin which penetrates through the elastic body and which is held by the housing,
wherein the insulative elastic body includes an inside elastic portion and an outside elastic portion which are partitioned by the housing to each other, a link portion which links the inside elastic portion and the outside elastic portion to each other, and the inside elastic portion is surrounded by the outside elastic portion, and
wherein the housing includes a wall portion with which the inside elastic portion through which the terminal pin penetrates is in contact in a compressed state.

US Pat. No. 9,063,195

INSPECTING JIG

YOKOWO CO., LTD., Tokyo ...

1. An inspecting jig operable to bring a probe into contact with a connector on a board, the inspecting jig comprising:
a probe holding body holding the probe;
a guide guiding the probe to be brought into contact with the connector on the board, the guide being engaged with the connector
thereby to be positioned with respect to the connector; and

a coupling unit coupling the probe holding body and the guide so as to relatively slide with respect to each other, between
a first relative position and a second relative position, the first relative portion where a distal end of the probe is brought
into contact with the connector when the guide is positioned with respect to the connector, the second relative position where
the distal end of the probe is separated from the board and is separated from an imaginary line, which is perpendicular to
the board and passes the connector, when the guide is positioned with respect to the connector,

wherein the guide includes a bottom face part, a leg part which is erected from a peripheral edge of an opening in the bottom
face part, and first and second side wall parts, which are erected from the bottom face part at both sides of a position where
the leg part is erected, to an opposite side to the leg part, to be opposed to each other,

the probe holding body is positioned between the first and second side wall parts, and includes first and second opposed faces
to be opposed to the first and second side wall parts,

the coupling unit includes a guide groove or a guide slit provided in one pair of the first and second opposed faces and the
first and second side wall parts, and a boss or a rod member provided in the other pair of the first and second opposed faces
and the first and second side wall parts,

the boss or the rod member is engaged with the guide groove or the guide slit to relatively move along the guide groove or
the guide slit, thereby enabling the probe holding body and the guide to relatively move between the first relative position
and the second relative position, and

in a state where the guide is positioned with respect to the connector, a side face of a distal end part of the leg part is
butted against a side face of the connector, and a distal end of the leg part is butted against the board.

US Pat. No. 9,568,687

PLUG FOR OPTICAL CONNECTOR, JACK FOR OPTICAL CONNECTOR, AND OPTICAL CONNECTOR

Yokowo Co., Ltd., Tokyo ...

1. A plug for an optical connector, comprising:
a plug-side optical waveguide unit held by the plug;
a plug-side optical coupling part that optically couples light transmitted inside the plug-side optical waveguide unit, to
a jack, the plug-side optical coupling part being disposed on a side surface of the plug;

a plug-side shutter into which the plug is inserted and which slides on the side surface of the plug; and
a plug-side urging part that urges the plug-side shutter to an insertion direction of the plug, wherein
at a time of non-insertion of the plug, the plug-side shutter is urged by the plug-side urging part to be at a position to
cover the plug-side optical coupling part, and

at a time of insertion of the plug, the plug-side shutter abuts on a periphery of an entrance of a plug accommodation section
of the jack to slide to a removal direction of the plug to be at a position to expose the plug-side optical coupling part.

US Pat. No. 9,335,344

SIGNAL TRANSMISSION MEDIUM CONVERSION MECHANISM INCLUDING A PROBE TIP AND A FLEXIBLE TRANSMISSION LINE

Yokowo Co., Ltd., Tokyo ...

1. A signal transmission medium for transmitting EHF band signals from a first point to a second point, comprising:
a first end at which a signal exchange with the first point takes place;
a second end at which a signal exchange with the second point takes place; and
a transmission line portion which is flexible and connects the first end and the second end,
wherein the transmission line portion comprises:
strip conductors which are formed substantially along a center of a flexible printed circuit board on opposite surfaces thereof,
said strip conductors each having a ribbon-shape to establish electrical connection between a signal line at the first end
and a signal line at the second end; and

a pair of grounding sheets which are arranged in parallel to each other at a substantially constant gap from the opposite
surfaces of the flexible printed circuit board,

wherein the pair of grounding sheets are partially supported by flexible spacers made from insulating members,
wherein spaces between the pair of grounding sheets and the spacers form cavities that surround the strip conductors, and
wherein a signal probe tip is electrically connected to the strip conductors and grounding probe tips are electrically connected
to the pair of grounding sheets and are exposed in at least one of the first end and the second end,

wherein the signal probe tip and the grounding probe tips comprise a transmission medium conversion mechanism for leading
a signal that is transmitted along the strip conductors to a different type of high frequency signal transmission medium,

wherein the different type of high frequency signal transmission medium comprises a waveguide, and
wherein the transmission medium conversion mechanism comprises a sheet opening formed by removing a part of the pair of grounding
sheets that is sized the same as an opening in the waveguide, and an attaching portion which is attached to a flange of the
waveguide.

US Pat. No. 9,140,778

BASEBAND AMPLIFIER UNIT AND PULSE RADAR DEVICE

YOKOWO CO., LTD., Tokyo ...

1. A baseband amplifier unit to be installed in a pulse radar device which is configured to transmit from an antenna toward
an object to be detected in a short distance a transmission pulse wave obtained by modulating a transmission control signal,
and to be afterwards switched to a standby mode for receiving a reflected wave from the object to be detected, the baseband
amplifier unit comprising:
a first amplifier which amplifies the reflected wave;
first switching means for switching the reflected wave to be input to the first amplifier from one of a conductive state and
a cut off state to the other state;

second switching means for switching a signal to be output from the first amplifier from one of the conductive state and the
cut off state to the other state; and

control means for outputting a first switch control signal for controlling the first switching means to switch to the cut
off state before the transmission control signal rises and to switch back to the conductive state when the transmission control
signal falls, and for outputting a second switch control signal for controlling the second switching means to switch to the
cut off state before the first switching means becomes the cut off state and to switch back to the conductive state when the
transmission control signal falls.

US Pat. No. 9,954,274

ANTENNA DEVICE

Yokowo Co., Ltd., Tokyo ...

1. An antenna device comprising: a case; a board which is encased in the case and receives a signal from an antenna element; and a base which closes a bottom face of the case,wherein the base includes a sheet metal part for conducting earth connection between an earth electrode of the board and a vehicle panel, a metal fastening member fixed to and electrically connected with the sheet metal part, and the sheet metal part is surrounded with resin,
wherein a plurality of arm parts are provided, and the board is held by the plurality of the arm parts, and
wherein at least one of the plurality of arm parts is erected from a bottom face part of the sheet metal part, and the at least one of the plurality of arm parts is electrically connected to the earth electrode of the board.

US Pat. No. 9,799,951

ANTENNA UNIT

Yokowo Co., Ltd., Tokyo ...

1. An antenna unit for mounting on a vehicle roof, wherein the antenna unit comprises:
a base for mounting on the vehicle roof and having integral base-side fitting portions that are an integral part of the base,
an antenna element supported on the base,
an inner case fixed to the base and covering the antenna element, and
an outer case mounted on and directly attached to the base and covering the inner case, wherein
the outer case has a side surface portion surrounding an outer edge of the base, a ceiling portion joined to the side surface
portion, integral outer-case-side fitting portions that are an integral part of the outer case, and an inner wall surface,
and

the integral outer-case-side fitting portions of the outer case are positioned inside of and spaced from the side surface
portion of the outer case, and are fitted to, engage, and directly contact with the integral base-side fitting portions of
the base so that a gap between the outer case and the vehicle roof is negligible.

US Pat. No. 9,698,476

ANTENNA DEVICE

Yokowo Co., Ltd., Tokyo ...

1. An antenna device comprising: a case; a board which is encased in the case and receives a signal from an antenna element;
and a base which closes a bottom face of the case, wherein
the base includes a sheet metal part for conducting earth connection between an earth electrode of the board and a vehicle
panel, a metal fastening member fixed to and electrically connected with the sheet metal part, and the sheet metal part is
surrounded with resin, and

wherein a plurality of arm parts are provided, and the board is held by the plurality of the arm parts.

US Pat. No. 9,553,555

TERRESTRIAL BROADCAST WAVE RECEPTION-USE ANTENNA DEVICE AND COMPONENT OF SAME

Yokowo Co., Ltd., Tokyo ...

1. A terrestrial broadcast wave reception-use amplifier, comprising:
a power feeding terminal for connecting to a power feeding point of an antenna element for receiving a terrestrial broadcast
wave using a frequency at or below an FM broadcast band; and

a compound semiconductor high electron mobility transistor for amplifying a received wave having a frequency at or below a
resonant point of the antenna element among received waves of the antenna element input through the power feeding terminal,
without pursuing gain matching with the antenna element, and a noise figure in connection to the antenna element becomes constant
over the entire use frequency band.

US Pat. No. 10,024,883

CONTACT UNIT AND INSPECTION JIG

Yokowo Co., Ltd., Tokyo ...

1. A contact unit which can be attached to or detached from a main body of an inspection jig, the contact unit comprising:a flexible substrate having a contact region for electrically contacting an object to be inspected;
a support member supporting the flexible substrate;
a block located between the flexible substrate and the support member, wherein
the block has a planar portion abutting the contact region of the flexible substrate,
the block includes a concave recess opening at the planar portion,
the contact region of the flexible substrate is electrically insulating and includes a back face, electrically conducting contact portions on the back face, a front face, at least one electrically conducting electronic component mount pad on the front face, and at least one electrically conducting through-hole electrically connecting a respective electrically conducting contact portion to the at least one electrically conducting electronic component mount pad, and,
when the flexible substrate and the block are viewed perpendicular to the planar portion of the block, the electrically conducting contact portions are proximate, but do not overlap, the recess; and
an electronic component located within the recess of the block, at the front face of the flexible substrate and electrically connected to one of the electrically conducting contact portions at the back face of the flexible substrate via the at least one electrically conducting through-hole and the at least one electrically conducting electronic component mount pad at the front face of the flexible substrate.

US Pat. No. 9,799,958

MICROSTRIP ANTENNA

YOKOWO CO., LTD., Tokyo ...

1. A microstrip antenna having two feed points, the microstrip antenna comprising a feeder circuit which is configured to
feed, to the two feed points, electric signals whose phases are different by 90° from each other, the feeder circuit including
a Wilkinson coupler unit and a phase-shift unit each of which is formed as a lumped constant circuit,
wherein a distance between each of the feed points and a center of a patch electrode is larger than a distance in which impedance
is matched.

US Pat. No. 10,161,964

INSPECTION UNIT

Yokowo Co., Ltd., Tokyo ...

1. An inspection unit comprising:a metal block having at least a through hole;
a ground bush disposed in the through hole, and being an electrically conductive body including: a cylindrical body part; and a projected part which is projected sideward from an outer face of the cylindrical body part, and which is in contact with an area around an opening of the through hole in the metal block;
a contact probe for ground passing through an interior of the ground bush, and
an insulating plate superposed on one side of the metal block,
wherein the projected part is held between the metal block and the insulating plate, and
wherein a force in a direction inclined or eccentric with respect to a center axis of the through hole is applied to the contact probe, during inspecting operation.

US Pat. No. 10,067,161

SOCKET

Yokowo Co., Ltd., Tokyo ...

1. A socket comprising:a plurality of contact probes;
a pin block having first through-holes through which the contact probes respectively penetrate and one of a concave part and a convex part; and
a retainer having second through-holes through which the contact probes respectively penetrate and the other of the concave part and the convex part,
wherein the pin block and the retainer are stacked to each other,
wherein the first through-holes and the second through-holes communicate with each other and form a plurality of pairs of first and second through-holes, respectively, and each of the contact probes is supported by one corresponding pair of the plurality of pairs of first and second through-holes, and
wherein the retainer and the pin block are engaged with each other by concavo-convex engagement by the concave and the convex part.

US Pat. No. 10,283,863

COMPOSITE ANTENNA AND METHOD OF PRODUCING THE SAME

YOKOWO CO., LTD., Tokyo ...

1. A composite antenna comprising:a coil element which is formed into a spiral shape, and which has a trap coil portion in a base end portion;
a tubular conductive element which is electrically series-connected to a base end of the coil element; and
a connection metal fitting which is electrically connected to a base end of the conductive element, wherein
a series connection of the coil element and the tubular conductive element operates in a first frequency band, and
the tubular conductive element alone operates in a second frequency band which is higher than the first frequency band.

US Pat. No. 10,164,327

ANTENNA DEVICE

YOKOWO CO., LTD., Tokyo ...

1. An antenna device to be installed on a predetermined portion of a vehicle body, comprising:an inner case having a three-dimensional shape, configured to form a housing space so as to house an electronic component therein;
an outer case configured to cover the inner case;
a first element provided between an outer surface of the inner case and an inner surface of the outer case, wherein the first element is electrically connected to the electronic component while maintaining water-tightness of the housing space inside the inner case; and
an embedded watertight connecting member having an outer terminal exposed on the outer surface of the inner case and an inner terminal exposed on the inner surface of the inner case, the inner terminal being conductive with the outer terminal while maintaining the water-tightness of the housing space inside the inner case,
wherein the outer terminal is configured to also serve as a mounting mechanism for the first element.

US Pat. No. 10,276,927

VEHICLE ANTENNA DEVICE

YOKOWO CO., LTD., Tokyo ...

1. A vehicle antenna device comprising:an antenna base;
an antenna case which is overlaid on the antenna base; and
an antenna element and an amplifier board which are disposed inside the antenna case, wherein
the antenna element has a capacitive element and a coil element, and
a filter board is disposed between the capacitive element and the coil element,
the coil element is configured by forming a winding around a bobbin,
a first terminal to which one end of the coil element is electrically connected is disposed on a side of one end of the bobbin, and
a lower surface of the filter board is in contact with and electrically connected to the first terminal, and an upper surface of the filter board is in contact with and electrically connected to the capacitive element.

US Pat. No. 10,211,542

ANTENNA DEVICE AND METHOD FOR MANUFACTURING SAME

YOKOWO CO., LTD., Tokyo ...

1. An antenna device, comprising:an antenna base having a planar portion at a ground potential in operation; and
n antenna elements, where n is a natural number equal to or larger than 2, the antenna elements being arranged on the antenna base so as to exhibit omnidirectionality on a plane in parallel with the planar portion, and being to receive or transmit the same signal at the same time,
wherein each of the n antenna elements includes:
a linear conductor having both end portions arranged in directions away from the planar portion; and
a planar conductor, which is electrically connected to one end portion of the linear conductor, at a part, at which the one end portion is substantially the farthest from the planar portion, and which is opposed to and substantially in parallel with the planar portion, and
wherein another end portion of the linear conductor is electrically separated from another end portion of another linear conductor of another antenna element,
wherein the another end portion of the another linear conductor is connected to an output portion of an electronic circuit, which is to distribute and output a signal to be transmitted, which is transmitted also from the another antenna element,
wherein each of the n antenna elements is supported by a hollow frame to support the linear conductor,
wherein the linear conductor is helically wound along side surfaces of the frame,
wherein the planar conductor is joined to a part of the frame that is substantially the farthest from the planar portion, and
wherein the electronic circuit is housed in a space surrounded by the frame.

US Pat. No. 10,535,942

SPRING CONNECTOR

YOKOWO CO., LTD., Kita-k...

1. A spring connector comprising:a movable pin;
a conductive tube accommodating a base portion of the movable pin;
a spring provided in the conductive tube so as to urge the movable pin in a direction, in which the movable pin protrudes from the conductive tube;
a conductive plate spring contact including a plurality of plate springs that electrically connect the movable pin and the conductive tube to each other; and
an insulator that urges a fixing portion of the plate spring contact against the movable pin in the conductive tube by receiving a biasing force of the spring, wherein
the plurality of plate springs are provided around an entire circumference of the movable pin and are in elastic contact at multiple points with an inner circumferential surface of the conductive tube, respectively, so as to electrically connect the movable pin and the conductive tube at the multiple points, and
each of the plurality of plate springs has a cantilever structure extended from the base portion of the movable pin.

US Pat. No. 10,324,110

PROBE COVER

Yokowo Co., Ltd., Tokyo ...

1. A probe cover which is to be attached to a socket that is configured to support a plurality of contact probes, the prove cover comprising:a base;
two positioning pins which are disposed on the base; and
at least one supporting member which is disposed on the base, wherein
the two positioning pins and the supporting member are capable of positioning the base in a state where the base is separated from the socket by a predetermined distance, and
the two positioning pins are configured to move on the base according to a size of the socket so as to attach the probe cover to the socket,
wherein the base includes guiding portions which are configured to slidably support the two positioning pins, respectively;
wherein the probe cover further includes a locking unit which is configured to lock one of the two positioning pins at an arbitrary sliding position, and
wherein the probe cover protects tip ends of the contact probes, which are projected from the socket, when the socket is in a packaged state for shipping or in a unused state.

US Pat. No. 10,317,430

CONTACTOR WITH A PLURALITY OF SPRINGS AND CONTACT POINT PORTIONS URGED BY THE SPRINGS

Yokowo Co., Ltd., Tokyo ...

1. A contactor comprising:a flexible board configured to bend;
a plurality of contact point portions provided on the flexible board;
a plurality of springs that respectively urge the contact point portions toward a target; and
a housing that accommodates the plurality of springs,
wherein the flexible board is supported by positioning pins within the housing so as to move in a direction perpendicular to a face of the flexible board.

US Pat. No. 10,547,135

SPRING CONNECTOR

YOKOWO CO., LTD., Kita-k...

1. A spring connector, comprising:a first pin including a contact part with an object;
a spring that applies a contact force with the object to the first pin;
an intermediate member electrically connected to the first pin and fixed to the first pin; and
a waterproof elastic member that is interposed between the first pin and the intermediate member and watertightly seals a space between the first pin and the intermediate member.

US Pat. No. 10,393,771

EXCHANGEABLE CONTACT UNIT AND INSPECTION JIG

YOKOWO CO., LTD., Tokyo ...

1. An exchangeable contact unit which can be attached to or detached from a main body of an inspection jig, the exchangeable contact unit comprising:a flexible board which is provided with a contact part with respect to an object to be inspected;
a coaxial connector which is directly and electrically connected to the flexible board; and
a support board to which the coaxial connector is fixed,
wherein the coaxial connector includes a body part to which a coaxial cable is detachably connected and a leg portion which passes through the flexible board and is directly and electrically connected to a pattern of the flexible board;
wherein the flexible board is positioned on one face side of the support board, the body part is positioned on the other face side of the support board, the leg portion is extended from the body part to pass through the support board and the flexible board, and the contact unit is detachably fixed to the main body of the inspection jig in such a manner that the flexible board is clamped between a board of the inspection jig and the support board; and
wherein a ground pattern which is electrically connected to a leg portion for ground of the coaxial connector is provided on a face of the flexible board at an opposite side to the support board and extended up to a region around a through hole for fixing the flexible board to the main body of the inspection jig.

US Pat. No. 10,431,880

VEHICLE ANTENNA DEVICE

YOKOWO CO., LTD., Tokyo ...

1. A vehicle antenna device comprising:an antenna base;
an antenna case which is overlaid on the antenna base; and
an antenna element and an amplifier board which are disposed inside the antenna case, wherein
the antenna element has a capacitive element and a coil element,
the coil element is a winding held by a supporting portion,
a plurality of projections are disposed on the supporting portion and along an axial direction of the coil element,
at least one of the plurality of projections is provided between one end portion and the other end portion of an area of the supporting portion where the winding is held, and
at least one winding end portion of the coil element is hooked on one of the plurality of projections.

US Pat. No. 10,551,570

OPTICAL TRANSMISSION CONNECTOR, PLUG, AND RECEPTACLE

YOKOWO CO., LTD., Tokyo ...

1. A plug of a connector adapted to perform optical transmission,the plug comprising a plug-side optical connection unit that is adapted to perform optical connection with a receptacle-side optical connection part provided in a receptacle of the connector,
the plug-side optical connection unit including:
a plug-side optical connection part that is provided on a side surface of the plug-side optical connection unit and adapted to perform optical connection with the receptacle-side optical connection part in a direction orthogonal to an inserting/removing direction of the plug; and
a plug-side locating part that is provided on the side surface of the plug-side optical connection unit and adapted to abut on a receptacle-side locating part of the receptacle to determine a position of the plug-side optical connection unit in a mating condition of the plug and the receptacle; and further comprising
a shutter that is adapted to move in the inserting/removing direction along the side surface of the plug-side optical connection unit, and
a first urging part that is adapted to urge the shutter in the inserting direction of the plug, wherein
the shutter covers the plug-side optical connection part in a closed condition thereof and allows the plug-side optical connection part to be exposed in an open condition thereof.

US Pat. No. 10,476,144

CAR AND CAR ANTENNA DEVICE

KABUSHIKI KAISHA TOYOTA J...

1. A vehicle comprising:a roof panel; and
a vehicle antenna device, wherein
the roof panel includes a roof portion and an antenna cover portion that are made of plastic, wherein the antenna cover portion protrudes from the roof portion and the antenna cover portion has an internal space, wherein the roof portion is a part of the roof panel where the antenna cover portion is not provided,
the roof portion and the antenna cover portion are formed as one integrally molded article,
the vehicle antenna device includes a base portion and an upright portion that extends from the base portion into the internal space in the antenna cover portion,
an outer imaginary plane is assumed to extend along a boundary line on a boundary portion between an outer surface of the roof portion and an outer surface of the antenna cover portion, and
in a state where the vehicle antenna device is mounted on the vehicle, at least part of the base portion is located below the outer imaginary plane.

US Pat. No. 10,389,031

ANTENNA DEVICE

YOKOWO CO., LTD., Tokyo ...

1. An antenna device comprising:a bow-tie antenna as a first antenna and including first and second triangular metal plates lying in an xz plane of a three-dimensional coordinate system having an x-axis, a y-axis, and a z-axis that are mutually perpendicular to each other, wherein
each of the first and second triangular metal plates includes first, second, and third edges and first, second, and third vertexes respectively opposite the first, second, and third edges,
the first vertexes of the first and second triangular metal plates are directly opposite each other at a feeding point of the bow-tie antenna, and
the feeding point of the bow-tie antenna is on a first side of a first line that passes through at least one of centers of the first edges of the first and second triangular metal plates and that is parallel to the z-axis;
a first coaxial cable connected to the feeding point of the bow-tie antenna; and
a first tubular magnetic core having a central axis along an axial direction of the first tubular magnetic core, wherein
the first coaxial cable passes through the first tubular magnetic core,
the axial direction of the first tubular magnetic core is parallel to the x-axis,
the first tubular magnetic core is located on a second side, opposite the first side, of the first line,
the first and second triangular metal plates extend, in an x-axis direction, beyond the first line to respective second vertexes of the first and second triangular metal plates, and
the first tubular magnetic core is located between the feeding point of the bow-tie antenna and a second line that is tangent to at least one of the second vertexes of the first and second triangular metal plates and that is parallel to the z-axis, when viewed along the y-axis, perpendicular to the xz plane.

US Pat. No. 10,355,335

VEHICLE ANTENNA DEVICE

Yokowo Co., Ltd., Kita-k...

1. A vehicle antenna device comprising:an antenna base;
an antenna case which is overlaid on the antenna base; and
an antenna element and an amplifier board which are disposed inside the antenna case, wherein
the antenna base has: a resin-made base which has an opening; and a metal-made base which is smaller in area than the resin-made base, the metal-made base being disposed on the resin-made base so as to close the opening, and having a cylindrical portion for attachment to a vehicle body, and
a conductor plate is attached to a surface of the resin-made base, the surface being opposite to a placement surface of the metal-made base.

US Pat. No. 10,530,037

ANTENNA DEVICE

YOKOWO CO., LTD., Tokyo ...

12. A roof mounted device for a vehicle comprising:a base configured to be operably coupled with a roof of the vehicle;
an outer case operably coupled with the base;
an inner case proximate the outer case and defining an inner cavity;
a camera disposed in communication with an opening defined through the outer case; and
a camera attachment portion disposed between the camera and the inner case.

US Pat. No. 10,598,694

INSPECTION JIG

YOKOWO CO., LTD., Kita-k...

1. An inspection jig comprising: a rigid substrate;a flexible substrate that is connected to the rigid substrate;a support that supports a part of the flexible substrate in a state that the part of the flexible substrate is protruded with respect to the rigid substrate;a contactor that is provided on a protruding portion of the flexible substrate, the protruding portion being protruded with respect to the rigid substrate; and
a spring probe that is supported by the support, one end of which is in contact with a contact portion of the rigid substrate, and the other end of which protrudes from the protruding portion of the flexible substrate.

US Pat. No. 10,585,117

CONTACT PROBE AND INSPECTION JIG

YOKOWO CO., LTD., Kita-k...

1. A contact probe comprising: a first plunger which is electrically conductive; a second plunger which is electrically conductive; and a coil spring which is electrically conductive, is disposed outside the first plunger, and urges the first plunger and the second plunger in a direction away from each other, wherein the first plunger and the second plunger are fitted to each other so as to be slidable with respect to each other, wherein the first plunger includes a large diameter part, a small diameter part provided on a proximal end side of the large diameter part, and a tapered portion formed between the large diameter part and the small diameter part, wherein the tapered portion enters into the close winding parts of the coil spring in the compressed state, wherein the small diameter part is fitted into the second plunger, wherein the coil spring includes a close winding part on a side of the second plunger, wherein adjacent lines of the close winding parts are brought into close contact with each other and come into electrical contact with each other at least in a compressed state of the coil spring to configure a tubular conductor part, wherein in the compressed state, the tubular conductor part configures a current path having a large sectional area to compensate a current path having a small section area at the tapered portion, and wherein the close winding parts electrically and physically contact with the large diameter part of the first plunger in the compressed state.

US Pat. No. 10,601,123

VEHICULAR ANTENNA DEVICE

YOKOWO CO., LTD., Kita-k...

1. A vehicular antenna device comprising:an antenna base to be fixed to a vehicle body through an attaching member;
an antenna case which covers the antenna base; and
an antenna element and a camera module which are disposed in an internal space surrounded by the antenna base and the antenna case,
wherein the camera module has a case that surrounds at least a part of a noise generation source in the camera module,
wherein the case is a shield conductor or is such that the shield conductor is provided on at least one of an inside and an outside of an insulative body,
wherein the antenna base includes an attachment conductive member and a conductor baseplate,
wherein the case is disposed on the conductor baseplate,
wherein the shield conductor that is the case or is included in the case is electrically connected to the conductor baseplate and is grounded to the vehicle body.