Patents by Inventor Hiroki Ichikawa
Hiroki Ichikawa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240147789Abstract: A display device, includes: a base substrate layer; a thin-film transistor layer provided on the base substrate layer, and including a plurality of subpixels forming a display region, each of the subpixels being provided with a thin-film transistor on which a planarization film is stacked; and a light-emitting element layer provided on the thin-film transistor layer, and including a plurality of first electrodes, a common edge cover, a plurality of light-emitting functional layers, and a common second electrode, all of which are sequentially stacked on top of another in association with the plurality of subpixels, wherein each of the first electrodes has a peripheral edge portion provided to: surround, in plan view, the thin-film transistor corresponding to the first electrode; and protrude toward the base substrate layer.Type: ApplicationFiled: April 27, 2021Publication date: May 2, 2024Inventors: Tohru OKABE, Shoji OKAZAKI, Shinsuke SAIDA, Shinji ICHIKAWA, Hiroki TANIYAMA, Eiji FUJIMOTO
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Patent number: 11968861Abstract: An organic EL display (1) has a bend (B) where a slit (81) is bored in a base coat film (23), gate insulating film (27), first interlayer insulating film (31) and second interlayer insulating film (35). The bend is provided with a filler layer (83) filling the slit and covering both edges of the slit. The filler layer has a protrusion (85) overlapping each edge in the width direction of the slit. A routed wire (7) routed from the display region (D) and then routed over the filler layer to reach a terminal section (T) extends over the protrusion.Type: GrantFiled: April 4, 2019Date of Patent: April 23, 2024Assignee: SHARP KABUSHIKI KAISHAInventors: Shinji Ichikawa, Shinsuke Saida, Ryosuke Gunji, Hiroki Taniyama, Tohru Okabe, Akira Inoue, Hiroharu Jinmura, Yoshihiro Nakada, Koji Tanimura
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Patent number: 11957014Abstract: A display device includes: a plurality of control lines; a plurality of power supply lines; a plurality of data signal lines; an oxide semiconductor layer; a first metal layer; a gate insulation film; a first inorganic insulation film; a second metal layer; a second inorganic insulation film; and a third metal layer. The oxide semiconductor layer, in a plan view, contains therein semiconductor lines formed as isolated regions between a plurality of drivers and a display area. The semiconductor lines cross the plurality of control lines and the plurality of power supply lines, are in contact with the plurality of control lines via an opening in a gate insulation film, are in contact with the plurality of power supply lines via an opening in the first inorganic insulation film, and have a plurality of narrowed portions, such that thicker and thinner regions exist along the same line.Type: GrantFiled: July 30, 2018Date of Patent: April 9, 2024Assignee: SHARP KABUSHIKI KAISHAInventors: Tohru Okabe, Shinsuke Saida, Shinji Ichikawa, Hiroki Taniyama, Ryosuke Gunji, Kohji Ariga, Yoshihiro Nakada, Koji Tanimura, Yoshihiro Kohara, Hiroharu Jinmura, Akira Inoue
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Patent number: 11950462Abstract: A first conductive layer in the same layer as that of a first electrode is coupled to a third conductive layer and a second electrode in the same layer as that of a third metal layer through a slit formed in a flattening film of a non-display area. Second conductive layers in the same layer as that of a second metal layer are provided to overlap with the slit.Type: GrantFiled: March 30, 2018Date of Patent: April 2, 2024Assignee: SHARP KABUSHIKI KAISHAInventors: Tohru Okabe, Shinsuke Saida, Shinji Ichikawa, Hiroki Taniyama, Ryosuke Gunji, Kohji Ariga, Yoshihiro Nakada, Koji Tanimura, Yoshihiro Kohara, Akira Inoue, Hiroharu Jinmura, Takeshi Yaneda
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Publication number: 20240027520Abstract: An interface apparatus is provided between a test head and a DUT. The interface apparatus includes a frontend module configured of multiple pin electronics ICs in the form of a module.Type: ApplicationFiled: July 18, 2023Publication date: January 25, 2024Inventors: Hiroki ICHIKAWA, Satoshi SUDO, Tasuku FUJIBE
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Publication number: 20240027523Abstract: An interface device is provided between a test head and a device under test (DUT). A socket board includes sockets each configured to mount a DUT, and a socket PCB having a first face that mounts the sockets and a second face provided with multiple back face electrodes. An interposer has a first face provided with multiple deformable electrodes and a second face provided with multiple non-deformable electrodes and is configured such that the multiple deformable electrodes are in contact with the multiple back face electrodes of the socket PCB. An FPC cable has multiple electrode pads to be coupled with the multiple non-deformable electrodes on the second face of the first interposer.Type: ApplicationFiled: July 19, 2023Publication date: January 25, 2024Inventors: Hiroki ICHIKAWA, Tasuku FUJIBE
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Publication number: 20240027521Abstract: An interface device is provided between a test head and a DUT. In the interface device, each pin electronics IC is coupled to a DUT via an FPC cable.Type: ApplicationFiled: July 18, 2023Publication date: January 25, 2024Inventors: Hiroki ICHIKAWA, Tasuku FUJIBE
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Patent number: 11649000Abstract: A saddled electric vehicle (1) having a battery (100) that is attachable to and detachable from the vehicle (1) includes a vehicle electronic lock (220) which enables the vehicle (1) to be locked and unlocked, a lock control unit (320) which controls the vehicle electronic lock (220), and a sub battery (327) which supplies electric power to the lock control unit (320), in which the lock control unit (320) enables the vehicle to be unlocked in a state in which the battery (100) is removed from the vehicle (1).Type: GrantFiled: September 29, 2017Date of Patent: May 16, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Akira Kuramochi, Yoshitaka Kobayashi, Hiroki Ichikawa, Takafumi Yamaguchi, Kazuo Tsuji
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Patent number: 11492950Abstract: An abnormality determination apparatus for an ammonia sensor is usable in an exhaust purification system including a catalyst, a supply apparatus, an ammonia sensor, an NOX sensor, and an oxygen sensor. During a continuation period within which ammonia supply to the catalyst continues after the supply apparatus stops supply of reductant, the abnormality determination apparatus calculates the ammonia concentration on a downstream side of the catalyst as a first concentration value, based on an output of the ammonia sensor and an output of the oxygen sensor. During the continuation period, the abnormality determination apparatus calculates the ammonia concentration on the downstream side of the catalyst as a second concentration value, based on an output of the NOX sensor and the output of the oxygen sensor. The abnormality determination apparatus determines presence or absence of abnormality in the ammonia sensor based on the first concentration value and the second concentration value.Type: GrantFiled: April 6, 2021Date of Patent: November 8, 2022Assignee: DENSO CORPORATIONInventors: Kensuke Takizawa, Toshihiko Harada, Hiroki Ichikawa
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Patent number: 11420698Abstract: A saddle type electric vehicle (1) includes a charging cord (245) that is connectable to an external power supply, a cord accommodating section (230) configured to accommodate a charging cord (245), and a step floor (9) on which an occupant places his/her legs, a center tunnel (CT) bulging above the step floor (9) is provided in front of a front end of a seat (8) and below a handle (2), and the cord accommodating section (230) is disposed in the center tunnel (CT).Type: GrantFiled: September 27, 2018Date of Patent: August 23, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Hiroki Ichikawa, Takafumi Yamaguchi, Jun Ishikawa, Ayumu Nishimiya, Toshifumi Shimamura, Junichi Ichioka
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Patent number: 11332212Abstract: A saddle-type electric vehicle (1, 1A, or 1B) includes an electric motor (30) for vehicle traveling, a battery (100) which supplies electric power to the electric motor (30), a power control unit (320) which controls the electric motor (30), step floors (9) on which a rider places his/her feet, a center tunnel (CT) which extends in a vehicle front-rear direction at a left-right center portion of the step floors (9), and a charger (325) mounted on the vehicle body and configured to charge the battery (100), in which the power control unit (320) is disposed inside the center tunnel (CT), and the charger (325) is disposed to overlap the power control unit (320) in a plan view.Type: GrantFiled: September 29, 2017Date of Patent: May 17, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Hiroki Ichikawa, Takafumi Yamaguchi, Jun Ishikawa, Kazuo Tsuji, Katsuyuki Okubo, Yoshitaka Kobayashi, Akira Kuramochi, Toshifumi Shimamura
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Patent number: 11320340Abstract: A control device performs deterioration diagnosis of a gas sensor including a pump cell and a sensor cell. The control device includes a control unit, a determination value acquisition unit, a diagnosis unit, and a correction unit. The control unit temporarily reduces the oxygen removal capability of the pump cell. The determination value acquisition unit acquires an output ratio of the sensor cell based on an output value of the sensor cell in a state where the oxygen removal capability of the pump cell is temporarily reduced. The diagnosis unit performs deterioration diagnosis of the gas sensor by comparing the output ratio with a determination threshold. The correction unit sets a correction coefficient based on an atmospheric pressure and an oxygen concentration, and also corrects the output ratio using the correction coefficient.Type: GrantFiled: January 29, 2020Date of Patent: May 3, 2022Assignee: DENSO CORPORATIONInventors: Yuki Murayama, Shoki Shimizu, Hiroki Ichikawa, Akari Hasegawa
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Patent number: 11292546Abstract: A saddled electric vehicle (1, 1A, or 1B) includes an electric motor (30) for vehicle traveling, a battery (100) which supplies electric power to the electric motor (30), a power control unit (320) which controls the electric motor (30), a vehicle body frame (11) which supports the battery (100) and the power control unit (320), step floors (9) on which a rider places his/her feet, and a center tunnel (CT) which extends in a vehicle front-rear direction at a left-right center portion of the step floors (9), in which the power control unit (320) is disposed inside the center tunnel (CT), and the vehicle body frame (11) includes a pair of left and right frame members (13, 14a, and 17), and the power control unit (320) is disposed on an inward side in a left-right direction of the pair of left and right frame members (13, 14a, and 17).Type: GrantFiled: September 29, 2017Date of Patent: April 5, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Yoshitaka Kobayashi, Katsuyuki Okubo, Akira Kuramochi, Kazuo Tsuji, Toshifumi Shimamura, Hiroki Ichikawa, Takafumi Yamaguchi, Jun Ishikawa
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Publication number: 20220011257Abstract: A sensor element of a gas sensor includes a solid electrolyte body, a first insulator, a gas chamber, a second insulator, a reference gas duct, a pump electrode, a sensor electrode, a reference electrode, and a shield layer. The shield layer is formed of an insulating ceramic material and covers a sensor-side electrode portion of the reference electrode, the sensor-side electrode portion being arranged to overlap the sensor electrode through the solid electrolyte body.Type: ApplicationFiled: September 27, 2021Publication date: January 13, 2022Inventors: Toshihiko HARADA, Keigo MIZUTANI, Hironobu SHIMOKAWA, Yusuke KAWAMOTO, Hiroki ICHIKAWA
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Patent number: 11209387Abstract: A gas sensor element including a solid electrolyte body, a sensor electrode, and a reference electrode is provided. The solid electrolyte body has oxygen ion conductivity and includes a measurement gas surface to be exposed to a measurement gas introduced from the exterior and a reference gas surface to be exposed to a reference gas introduced from the exterior. The sensor electrode is provided on the measurement gas surface of the solid electrolyte body. The reference electrode is provided on the reference gas surface of the solid electrolyte body. The sensor electrode includes a porous body containing a solid electrolyte having oxygen ion conductivity and a precious metal, the peak pore size of the sensor electrode being 0.03 ?m to 0.3 ?m.Type: GrantFiled: December 9, 2016Date of Patent: December 28, 2021Assignee: DENSO CORPORATIONInventors: Yusuke Todo, Mitsunobu Nakato, Hiroki Ichikawa
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Patent number: 11193907Abstract: A nitrous oxide concentration detector includes a control unit. In the control unit, a first control section controls a voltage application section and a heater to achieve a first state in which nitric oxide undergoes electrolysis and nitrous oxide does not undergo electrolysis. A second control section controls the voltage application section and the heater to achieve a second state in which nitric oxide and nitrous oxide undergo electrolysis. An estimation section estimates an estimated current that flows between a first electrode and a second electrode due to electrolysis of nitric oxide in the second state based on a first current detected by a current detector in the first state. A calculation section calculates a nitrous oxide concentration based on a third current obtained by subtracting the estimated current estimated by the estimation section from a second current detected by the current detector in the second state.Type: GrantFiled: June 21, 2019Date of Patent: December 7, 2021Assignee: DENSO CORPORATIONInventors: Hao Wu, Shota Hagino, Hiroki Ichikawa
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Publication number: 20210333232Abstract: A gas concentration detection device has a first element part, a first detection part, a second element part, a second detection part and a sensitivity correction part. The sensitivity correction part is configured to correct a second gas component concentration detected by the second detection part based on a time difference between a first response time of the first detection part and a second response time of the second detection part when the first detection part and the second detection part have a function of detecting a common gas component contained in a target gas to be detected, and a variation in concentration of the common gas component exceeds a reference variation amount.Type: ApplicationFiled: July 8, 2021Publication date: October 28, 2021Inventors: Toshihiko HARADA, Kensuke TAKIZAWA, Hiroki ICHIKAWA
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Publication number: 20210310984Abstract: An ammonia sensor has an ammonia element section having a first solid electrolyte body which is provided with a detection electrode and a reference electrode, a heater section that heats the first solid electrolyte body, and a potential difference detection section for detecting a potential difference between the detection electrode and the reference electrode. The detection electrode contains at least Au and Pd. The content ratio of Au and Pd on the surface of the detection electrode is more than 0 mol % and 80 mol % or less of Pd with respect to 100 mol % of Au.Type: ApplicationFiled: June 17, 2021Publication date: October 7, 2021Inventors: Satoshi NAKAMURA, Toshihiko HARADA, Kensuke TAKIZAWA, Hiroki ICHIKAWA
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Patent number: 11108092Abstract: A storage battery management system manages a state of a storage battery that is detachably mounted. The storage battery management system includes an activation signal generation unit configured to generate an activation signal for setting a mounted storage battery to an available state, a management unit configured to manage the mounted storage battery that has received the activation signal and identification information of the mounted storage battery in association with each other, an activation signal transmission line configured to electrically connect a storage battery management unit of the mounted storage battery and the activation signal generation unit with each other, and a signal transmission line configured to electrically connect the storage battery management unit and the management unit to each other.Type: GrantFiled: January 19, 2018Date of Patent: August 31, 2021Assignee: HONDA MOTOR CO., LTD.Inventors: Satoshi Honda, Hiroki Ichikawa
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Publication number: 20210262974Abstract: A gas sensor includes an ammonia element section, a heater, and a potential difference detecting section. The detection electrode has a distal end, a proximal end, and a central position in the longitudinal direction. The detection electrode is partitioned at the central position in the longitudinal direction into a distal end region and a proximal end region, the distal end region being located to be closer to the distal end than the proximal end region is, the proximal end region being located to be closer to the proximal end than the distal end region is. The heating section has a heating center arranged to face an offset point which is located to be closer to the distal end than the central position is, the heating center arranged to face the offset point causing average temperature in the distal end region to differ from average temperature in the proximal end region.Type: ApplicationFiled: May 13, 2021Publication date: August 26, 2021Inventors: Toshihiko HARADA, Kensuke TAKIZAWA, Hiroki ICHIKAWA