Patents by Inventor Yasushi Sugiyama
Yasushi Sugiyama 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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Patent number: 11975778Abstract: An information processing apparatus disclosed has a controller configured to execute the processing of accepting a request for retrieving a target vehicle body unit that is laid at a specific place, selecting a chassis unit for retrieval from among chassis units in the state separated from any vehicle body unit, the chassis unit for retrieval being a chassis unit to be used to retrieve the target vehicle body unit, and sending a retrieval command to the chassis unit for retrieval, the retrieval command being a command to retrieve the target vehicle body unit.Type: GrantFiled: February 3, 2021Date of Patent: May 7, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Katsuhisa Yoshikawa, Yuji Suzuki, Keita Yamazaki, Kei Matsumoto, Hiroyuki Ito, Takashi Ogawa, Yukiya Sugiyama, Masaru Ando, Yasushi Fujiwara, Azusa Nakagame, Erina Toyama
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Publication number: 20230415608Abstract: A vehicle control system is capable of implementing a fail operation while ensuring safety of traveling of a vehicle even when a power source function failure of a battery occurs. The vehicle control system includes an HV battery, first, second, third and fourth high-voltage relays that are redundantly arranged on an upstream side and a downstream side of the HV battery, a first and second DC-DC converters that are connected to the relays, a first and second high-voltage SW control units that are disposed on a downstream side of the converters and control the relays, and an in-vehicle battery disposed on a downstream side of the second DC-DC converter. The first high-voltage SW control unit and the second high-voltage SW control unit interrupt the relays and control a vehicle based on electric power of the in-vehicle battery on condition that an abnormality of the HV battery is detected.Type: ApplicationFiled: September 27, 2021Publication date: December 28, 2023Applicant: Hitachi Astemo, Ltd.Inventor: Yasushi SUGIYAMA
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Patent number: 11749426Abstract: A method is provided for producing a bioelectrode capable of reducing potential variation noise due to a polarization voltage. The method for producing the bioelectrode comprises forming an electrically conductive rubber body containing a silicone rubber and a silver powder, and immersing the electrically conductive rubber body in an inorganic salt-containing solution at 70° C. or more and 180° C. or less.Type: GrantFiled: April 22, 2020Date of Patent: September 5, 2023Inventors: Ryo Futashima, Yasushi Sugiyama, Toru Uda, Takumi Yoshitomi
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Patent number: 11717206Abstract: An object of the present invention is to provide a bioelectrode, which can stably measure biological information and is suitable for repeated use, and a method of manufacturing the bioelectrode. This object is solved by a bioelectrode comprising a silver coating layer provided on a conductive silicone rubber electrode, wherein the conductive silicone rubber electrode is composed of a silicone rubber containing conductive carbon particles, the silver coating layer is composed of silicone rubber and at least one of agglomerated silver powder and flake-like silver powder, and the silver coating layer has a thickness of 18 ?m to 80 ?m, and, preferably, in which the silver powder contains both the agglomerated silver powder and the flake-like silver powder.Type: GrantFiled: July 5, 2017Date of Patent: August 8, 2023Inventors: Ryo Futashima, Yasushi Sugiyama, Toru Uda
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Patent number: 11635472Abstract: A load driving device includes a synchronous rectifier circuit having a driving-side switching element and a reflux-side switching element; a driver control circuit controls the synchronous rectifier circuit; and a voltage monitor circuit that monitors whether the voltage of an output terminal of the synchronous rectifier circuit is within a predetermined voltage range; where the driver control circuit, upon receiving a diagnosis command, performs control so that when the driving-side switching element is switched from ON to OFF, the reflux-Side switching element is also switched to OFF; and the voltage monitor circuit detects a normal state when the voltage to be monitored is within a normal level during a period in which both the driving-side switching element and the reflux-side switching element are turned OFF.Type: GrantFiled: February 14, 2019Date of Patent: April 25, 2023Assignee: HITACHI ASTEMO, LTD.Inventors: Yuri Ohara, Yasushi Sugiyama, Takeo Yamashita, Masahiro Doi
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Patent number: 11596338Abstract: A bioelectrode includes a conductive rubber electrode and a silver coating layer provided on the conductive rubber electrode and containing a silicone rubber and silver particles. The silver coating layer contains a modified silicone and contains ions for ion conduction among the silver particles.Type: GrantFiled: May 19, 2020Date of Patent: March 7, 2023Inventors: Ryo Futashima, Yasushi Sugiyama, Toru Uda
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Patent number: 11600401Abstract: A bioelectrode includes a conductive rubber electrode and a silver coating layer provided on the conductive rubber electrode and containing a silicone rubber and silver particles. The silver coating layer further contains a modified silicone.Type: GrantFiled: May 19, 2020Date of Patent: March 7, 2023Inventors: Takayuki Komori, Ryo Futashima, Toru Uda, Yasushi Sugiyama
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Patent number: 11521845Abstract: The present invention provides a lamp device comprising: a glass tube configured to cover a discharge space in which a pair of electrodes are arranged so as to face each other; and a bayonet cap portion provided in an end portion of the glass tube and electrically connected to one electrode of the pair of electrodes, wherein the bayonet cap portion is formed to have a shape including a bottom surface and a peripheral surface, and includes, in the bottom surface, a first opening configured to supply a gas to an inside of the bayonet cap portion and a second opening configured to exhaust the gas from the inside of the bayonet cap portion.Type: GrantFiled: September 11, 2020Date of Patent: December 6, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Hideki Matsumoto, Yasushi Sugiyama, Kohei Suzuki, Yukihiro Yokota, Shunsuke Ota
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Publication number: 20220189217Abstract: Provided is an electronic control device including a timer that operates during a key-off time period, the electronic control device having high reliability to diagnose whether the timer is normally operated even during the key-off time period. The electronic control device includes a first power supply unit to which a battery voltage is always supplied as a power supply voltage, the first power supply unit including a first timer that measures a key-off time period, a diagnostic timer different from the first timer, and a first timer diagnosis unit that compares a timer value of the first timer with that of the diagnostic timer during the key-off time period.Type: ApplicationFiled: February 5, 2020Publication date: June 16, 2022Inventors: Masahiro DOI, Yasushi SUGIYAMA, Yuri OHARA, Takeo YAMASHITA
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Publication number: 20210251086Abstract: On a glass substrate formed with a plurality of through holes, an electrode-portion forming step of forming an electrode portion in each of the through holes, a resin-material layer forming step of forming a resin-material layer on a topside of the glass substrate, a via-hole forming step of forming a via hole in a resin-material layer formed on the glass substrate at a location atop the electrode portion, a filling step of filling the via hole with a conductive elastic material, a semi-hardening step of semi-hardening the conductive elastic material, a separation step of separating the resin-material layer, an insulation-portion forming step of forming an insulation portion on the topside of the glass substrate by using an insulating elastic material, and a hardening step of hardening the insulation portion along with the conductive elastic material are performed.Type: ApplicationFiled: October 18, 2019Publication date: August 12, 2021Inventor: Yasushi SUGIYAMA
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Patent number: 11079730Abstract: The present disclosure provides a control device having versatility and extensibility of a load driving circuit. A control device includes a processor and an IC, in which the IC includes: a communication circuit that transmits a control signal from the processor; a first drive circuit that drives a first load; a second drive circuit that drives a second load and is provided outside the IC separately from the first drive circuit; and a third drive circuit that controls the second drive circuit, the processor transmits channel information corresponding to the number of switches of the second drive circuit to the IC, and the communication circuit changes the number of channels of the third drive circuit on the basis of the channel information.Type: GrantFiled: October 24, 2017Date of Patent: August 3, 2021Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Katsuya Oyama, Mitsuhiko Watanabe, Takeshi Konno, Yasushi Sugiyama, Chihiro Sato
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Publication number: 20210218360Abstract: The conventional method requires at least one cycle of diagnostic time for pulse detection, which causes a problem of longer diagnostic time. A load driving device of the present invention includes a synchronous rectifier circuit having a driving-side switching element and a reflux-side switching element; a driver control circuit controls the synchronous rectifier circuit; and a voltage monitor circuit that monitors whether the voltage of an output terminal of the synchronous rectifier circuit is within a predetermined voltage range; where the driver control circuit, upon receiving a diagnosis command, performs control so that when the driving-side switching element is switched from ON to OFF, the reflux-side switching element is also switched to OFF; and the voltage monitor circuit detects a normal state when the voltage to be monitored is within a normal level during a period in which both the driving-side switching element and the reflux-side switching element are turned OFF.Type: ApplicationFiled: February 14, 2019Publication date: July 15, 2021Applicant: Hitachi Automotive Systems, Ltd.Inventors: Yuri OHARA, Yasushi SUGIYAMA, Takeo YAMASHITA, Masahiro DOI
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Patent number: 11050345Abstract: A power supply apparatus that can realize ripple reduction, and an electronic control unit including the power supply apparatus are provided. In view of this, a PWM controller generates a PWM signal, and a PFM controller generates a PFM signal having a phase independent of the PWM signal. A level-fixed period generating circuit sets a level-fixed period having a start timing at a selection timing set to an edge of the PFM signal. A mode selecting circuit selects, at the selection timing and as a switching control signal, the PWM signal instead of the PFM signal, and controls a logic level of the switching control signal in the level-fixed period starting at the selection timing, such that the logic level becomes a fixed logic level.Type: GrantFiled: April 24, 2018Date of Patent: June 29, 2021Assignee: Hitachi Automotive Systems, Ltd.Inventors: Ming Liu, Taizo Yamawaki, Atsushi Arata, Yasushi Sugiyama, Ryusuke Sahara
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Patent number: 11008988Abstract: An electronic control device has a compact abnormality detection circuit that does not require a complicated circuit, and is capable of suppressing a cost increase when being applied a direct injection injector drive circuit and other drive circuits. A current detection circuit includes a current detection resistor, a differential amplifier, and a current detection unit. The current detected is supplied to the abnormality/normality determination unit. A combined resistance value of a diagnostic current drive circuit and the current detection resistor is higher than an injector drive circuit. A fuel injection signal is input to a logic circuit, and a fuel cut signal is input to a different terminal of the logic circuit. The logic circuit's output terminal is connected to the injector drive circuit's gate. The output signal from a fuel injection signal output unit is supplied via a switch to the diagnostic current drive circuit's gate.Type: GrantFiled: January 29, 2018Date of Patent: May 18, 2021Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Yasushi Sugiyama, Atsushi Arata, Yasuo Shima, Masahiro Doi
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Publication number: 20210126527Abstract: A power supply apparatus that can realize ripple reduction, and an electronic control unit including the power supply apparatus are provided. In view of this, a PWM controller generates a PWM signal, and a PFM controller generates a PFM signal having a phase independent of the PWM signal. A level-fixed period generating circuit sets a level-fixed period having a start timing at a selection timing set to an edge of the PFM signal. A mode selecting circuit selects, at the selection timing and as a switching control signal, the PWM signal instead of the PFM signal, and controls a logic level of the switching control signal in the level-fixed period starting at the selection timing, such that the logic level becomes a fixed logic level.Type: ApplicationFiled: April 24, 2018Publication date: April 29, 2021Inventors: Ming LIU, Taizo YAMAWAKI, Atsushi ARATA, Yasushi SUGIYAMA, Ryusuke SAHARA
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Patent number: 10988691Abstract: The present invention relates to dielectrically positive liquid-crystalline media comprising one or more compounds of the formula I and II in which the parameters have the respective meanings indicated in claim 1, and to liquid-crystal displays, especially active-matrix displays and in particular displays of the vertically aligned mode, containing these media.Type: GrantFiled: July 12, 2016Date of Patent: April 27, 2021Assignee: Merck Patent GmbHInventors: Takanori Takeda, Masahiko Okamura, Norihiko Tanaka, Yasushi Sugiyama
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Publication number: 20210082682Abstract: The present invention provides a lamp device comprising: a glass tube configured to cover a discharge space in which a pair of electrodes are arranged so as to face each other; and a bayonet cap portion provided in an end portion of the glass tube and electrically connected to one electrode of the pair of electrodes, wherein the bayonet cap portion is formed to have a shape including a bottom surface and a peripheral surface, and includes, in the bottom surface, a first opening configured to supply a gas to an inside of the bayonet cap portion and a second opening configured to exhaust the gas from the inside of the bayonet cap portion.Type: ApplicationFiled: September 11, 2020Publication date: March 18, 2021Inventors: Hideki Matsumoto, Yasushi Sugiyama, Kohei Suzuki, Yukihiro Yokota, Shunsuke Ota
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Publication number: 20200305746Abstract: An object of the present invention is to provide a bioelectrode, which can stably measure biological information and is suitable for repeated use, and a method of manufacturing the bioelectrode. This object is solved by a bioelectrode comprising a silver coating layer provided on a conductive silicone rubber electrode, wherein the conductive silicone rubber electrode is composed of a silicone rubber containing conductive carbon particles, the silver coating layer is composed of silicone rubber and at least one of agglomerated silver powder and flake-like silver powder, and the silver coating layer has a thickness of 18 ?m to 80 ?m, and, preferably, in which the silver powder contains both the agglomerated silver powder and the flake-like silver powder.Type: ApplicationFiled: July 5, 2017Publication date: October 1, 2020Applicant: NOK CORPORATIONInventors: Ryo FUTASHIMA, Yasushi SUGIYAMA, Toru UDA
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Publication number: 20200275850Abstract: A bioelectrode includes a conductive rubber electrode containing a rubber and conductive carbon particles, and a silver coating layer provided on the conductive rubber electrode and containing a silicone rubber and silver particles. The silver coating layer further contains a water absorbent polymer formed of a modified polyalkylene oxide.Type: ApplicationFiled: May 19, 2020Publication date: September 3, 2020Inventors: Ryo FUTASHIMA, Yasushi SUGIYAMA, Toru UDA
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Publication number: 20200275853Abstract: A bioelectrode includes a conductive rubber electrode and a silver coating layer provided on the conductive rubber electrode and containing a silicone rubber and silver particles. The silver coating layer contains a modified silicone and contains ions for ion conduction among the silver particles.Type: ApplicationFiled: May 19, 2020Publication date: September 3, 2020Inventors: Ryo FUTASHIMA, Yasushi SUGIYAMA, Toru UDA