Patents by Inventor Hajime Hasegawa
Hajime Hasegawa 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: 11972884Abstract: A soft magnetic alloy includes a main component of (Fe(1?(?+?))X1?X2?)(1?(a+b+c+d+e))MaBbPcSidCe. X1 is one or more of Co and Ni. X2 is one or more of Al, Mn, Ag, Zn, Sn, As, Sb, Cu, Cr, Bi, N, O, and rare earth elements. M is one or more of Nb, Hf, Zr, Ta, Mo, W, and V. 0.020?a?0.14 is satisfied. 0.020<b?0.20 is satisfied. 0?d?0.060 is satisfied. ??0 is satisfied. ??0 is satisfied. 0??+??0.50 is satisfied. c and e are within a predetermined range. The soft magnetic alloy has a nanohetero structure or a structure of Fe based nanocrystallines.Type: GrantFiled: January 10, 2019Date of Patent: April 30, 2024Assignee: TDK CORPORATIONInventors: Kazuhiro Yoshidome, Akihiro Harada, Hiroyuki Matsumoto, Kenji Horino, Akito Hasegawa, Kensuke Ara, Hajime Amano, Masakazu Hosono
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Patent number: 11913910Abstract: A measuring device for measuring an inspection target on the basis of vibration generated when the inspection target has been irradiated with laser light includes a condensing position deriving portion configured to derive an amount of adjustment of a distance between condensing lenses of a laser condensing unit configured to condense the laser light on the basis of a distance between a laser device configured to radiate the laser light and an irradiation location of the laser light and a communicating portion configured to transmit control information including information representing the amount of adjustment to the laser condensing unit.Type: GrantFiled: April 17, 2023Date of Patent: February 27, 2024Assignee: National Institutes for Quantum and Radiological Science and TechnologyInventors: Katsuhiro Mikami, Toshiyuki Kitamura, Shuji Kondo, Hajime Okada, Tetsuya Kawachi, Yoshinori Shimada, Shinri Kurahashi, Masaharu Nishikino, Noboru Hasegawa
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Publication number: 20230406332Abstract: In the case of an automated driving vehicle capable of autonomous traveling, it has to deal also with failures at two spots. In order to drive actuators at the time of failures of two controllers, it is necessary to additionally provide controllers capable of making real-time calculations and thus, there is a problem that the cost will increase. A vehicle control system according to this application is a vehicle control system which comprises a control device that has two calculation devices for real-time control and two calculation devices for non-real-time control, and that drives a drive unit on the basis of control target values; wherein these calculation devices are configured so that, when one or two of them have failed, another one of these calculation devices takes over functions of the failed calculation device or devices.Type: ApplicationFiled: November 16, 2020Publication date: December 21, 2023Applicant: Mitsubishi Electric CorporationInventors: Hajime HASEGAWA, Shigeki TSUJII, Daisuke YASE, Osamu MAEDA, Tatsuya MAEKOBA
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Patent number: 11764396Abstract: An all solid state battery in which shift in positions of a plurality of a cell unit arranged along a thickness direction can be prevented is provided. The all solid state battery includes a plurality of the cell unit connected in series. The all solid state battery includes a cell unit A and a cell unit B, a second current collector AY in the cell unit A and a second current collector BX in the cell unit B are arranged to face each other interposing a first insulating portion, and a tab AX, a tab AY, and a tab B are fixed by a fixing member.Type: GrantFiled: January 22, 2021Date of Patent: September 19, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Satomi Yamamoto, Keisuke Omori, Hajime Hasegawa
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Publication number: 20230275266Abstract: An all solid state battery in which shift in positions of a plurality of a cell unit arranged along a thickness direction can be prevented is provided. The all solid state battery includes a plurality of the cell unit connected in series. The all solid state battery includes a cell unit A and a cell unit B, a second current collector AY in the cell unit A and a second current collector BX in the cell unit B are arranged to face each other interposing a first insulating portion, and a tab AX, a tab AY, and a tab B are fixed by a fixing member.Type: ApplicationFiled: May 8, 2023Publication date: August 31, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Satomi Yamamoto, Keisuke Omori, Hajime Hasegawa
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Patent number: 11710878Abstract: An all solid state battery in which positional displacement of a plurality of cells arranged along a thickness direction can be prevented is provided. The all solid state battery includes a plurality of cells connected in series, wherein the all solid state battery includes a cell unit A and a cell unit B, a first current collector A in the cell A and a second current collector B in the cell B are arranged to face each other, the first current collector A includes a tab A, the second current collector B includes a tab B, and the tab A and the tab B are fixed by a fixing portion.Type: GrantFiled: January 27, 2021Date of Patent: July 25, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hajime Hasegawa, Takumi Tanaka, Satomi Yamamoto, Koichi Tanimoto
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Patent number: 11682803Abstract: A sulfide all-solid-state battery which is capable of absorbing heat by a heat absorbing layer at abnormal heat generation and maintaining capacity of a battery at a high level for a long time use is provided. The sulfide all-solid-state battery contains at least one unit cell, at least one heat absorbing layer, a battery case which accommodates the unit cell and the heat absorbing layer, the unit cell contains sulfide solid electrolyte, the heat absorbing layer contains at least one organic heat absorbing material selected from the group consisting of sugar alcohols and hydrocarbons, and the heat absorbing layer does not contain an inorganic hydrate.Type: GrantFiled: October 18, 2017Date of Patent: June 20, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hajime Hasegawa, Yuki Matsushita, Yusuke Okuhata, Mitsuru Tateishi
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Publication number: 20230187689Abstract: A lithium ion battery includes a positive electrode, a negative electrode, and an electrolyte. The positive electrode includes a positive electrode active material. The negative electrode includes a negative electrode active material and a specific metal. A void is located inside the negative electrode active material. The specific metal adheres to an outside surface and an inside surface of the negative electrode active material. The specific metal includes a dissolution potential and a deposition potential. The dissolution potential is lower than a potential at which the positive electrode active material releases Li ions. The deposition potential is higher than a potential at which the negative electrode active material stores the Li ions.Type: ApplicationFiled: September 20, 2022Publication date: June 15, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Mitsuru TATEISHI, Hajime HASEGAWA
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Patent number: 11648818Abstract: Provided is an air-conditioning system including: an air pollution level detector configured to detect each of a pollution level of outside air, which is air outside a vehicle, and a pollution level of inside air, which is air inside the vehicle; and an air-conditioning control device configured to control air conditioning by switching an air-conditioning mode of the vehicle between an inside-air circulation mode and an outside-air introduction mode. The air-conditioning control device switches the air-conditioning mode from the outside-air introduction mode to the inside-air circulation mode based on the pollution level of the outside air acquired from the air pollution level detector, and switches the air-conditioning mode from the inside-air circulation mode to the outside-air introduction mode based on the pollution level of the inside air acquired from the air pollution level detector.Type: GrantFiled: October 27, 2017Date of Patent: May 16, 2023Assignee: Mitsubishi Electric CorporationInventor: Hajime Hasegawa
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Publication number: 20230118735Abstract: An in-vehicle network system includes: sensors for acquiring information about a vehicle; actuators for controlling travel of the vehicle and interior environment thereof; an integrated controller unit for outputting control signals for controlling the actuators on the basis of data of the information acquired by the sensors; storage devices and a storage devices for storing the data of the information data acquired by the sensors and data of the control signals output from the integrated controller unit; and a storage controller for allocating and storing the data of the information acquired by the sensors and the data of the control signal output from the integrated controller unit to and in the storage devices and the storage devices. The storage controller generates parities corresponding to the allocated data and stores data of the parities in at least one of the storage devices, thus increasing survivability of the data.Type: ApplicationFiled: May 7, 2020Publication date: April 20, 2023Applicant: Mitsubishi Electric CorporationInventors: Hajime HASEGAWA, Shigeki TSUJII, Daisuke YASE
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Publication number: 20230112981Abstract: There is provide an electrolyte leakage detection system for a battery and an electrolyte leakage detection method for a battery allowing efficiently detecting an electrolyte with accuracy even when a plurality of types of batteries are mixed.Type: ApplicationFiled: October 7, 2022Publication date: April 13, 2023Applicants: EBA JAPAN CO.,LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Naoki NORO, Yohei TAKARA, Kaoru OHASHI, Yasuaki OHTSUKI, Hideyuki TOKIOKA, Hajime HASEGAWA
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Publication number: 20230020415Abstract: A vehicle control system (500) controls a vehicle whereon a plurality of ECUs (30) and a vehicle integrated control device (10) to control the plurality of ECUs (30) are mounted. The vehicle integrated control device (10) includes a control target value operation unit to calculate a control target value to control the plurality of ECUs (30). Further, the vehicle integrated control device (10) includes a prediction control value operation unit to estimate a state of the vehicle in the future, and to calculate a prediction control value to control the plurality of ECUs (30). The vehicle integrated control device (10) includes an instruction signal generation unit to generate an instruction signal including an operation instruction and a prediction control instruction. Each of the plurality of ECUs (30) includes an actuator control unit to control an actuator (50) based on the prediction control instruction.Type: ApplicationFiled: September 28, 2022Publication date: January 19, 2023Applicant: Mitsubishi Electric CorporationInventors: Kentaro SAWA, Hajime HASEGAWA, Takahisa YAMAUCHI
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Patent number: 11404685Abstract: Copper reacts with a sulfide solid electrolyte to generate copper sulfide when an anode current collector layer made from copper, and an anode mixture layer containing the sulfide solid electrolyte are used to compose an anode, and the resistance of the interface between the anode current collector layer and the anode mixture layer increases. To alloy an anode current collector layer to lower the reactivity to a sulfide solid electrolyte, specifically, an anode includes: an anode mixture layer; and an anode current collector layer that is in contact with the anode mixture layer, wherein the anode mixture layer contains an anode active material and a sulfide solid electrolyte, and at least a surface of the anode current collector layer is made from material that contains an alloy of copper and metal of a higher ionization tendency than copper, the surface being in contact with the anode mixture layer.Type: GrantFiled: March 15, 2019Date of Patent: August 2, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Mitsuru Tateishi, Yusuke Okuhata, Hajime Hasegawa, Hirokazu Kawaoka, Hideaki Miyake
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Patent number: 11394070Abstract: The invention provides an all-solid-state battery stack with high voltage. The all-solid-state battery stack of the disclosure has a plurality of monopolar battery units stacked together via insulator layers. The monopolar battery unit also has a first current collector layer, a first active material layer, a solid electrolyte layer, a second active material layer, a second current collector layer, a second active material layer, a solid electrolyte layer, a first active material layer and a first current collector layer, stacked in that order. The plurality of monopolar battery units are connected together in series.Type: GrantFiled: February 10, 2020Date of Patent: July 19, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takumi Tanaka, Hajime Hasegawa, Satomi Yamamoto, Koichi Tanimoto, Sokichi Okubo
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Patent number: 11387439Abstract: A main object of the present disclosure is to provide an anode layer with little resistance increase due to charge and discharge. In the present disclosure, the above object is achieved by providing an anode layer comprising: an anode active material including a Nb element, a W element, and an O element; and a solid electrolyte, and an expansion coefficient of the anode active material when charged to 200 mAh per 1 g is 1.4% or more and 5% or less.Type: GrantFiled: January 22, 2020Date of Patent: July 12, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hajime Hasegawa, Hideaki Nishimura, Shigenori Hama, Satoshi Mizutani, Masataka Tomita
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Patent number: 11387485Abstract: Disclosed is an all-solid-state lithium ion secondary battery being excellent in cycle characteristics. The all-solid-state lithium ion secondary battery may be an all-solid-state lithium ion secondary battery, wherein an anode comprises an anode active material, an electroconductive material and a solid electrolyte; wherein the anode active material comprises at least one active material selected from the group consisting of a metal that is able to form an alloy with Li, an oxide of the metal, and an alloy of the metal and Li; and wherein a bulk density of the solid electrolyte is 0.3 g/cm3 or more and 0.6 g/cm3 or less.Type: GrantFiled: April 13, 2018Date of Patent: July 12, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Norihiro Ose, Hajime Hasegawa, Mitsutoshi Otaki, Yusuke Kintsu
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Patent number: 11380967Abstract: In the stacked battery, a short-circuit current shunt part is electrically connected to the electric elements, and an insulating layer of the short-circuit current shunt part is constituted of material having a predetermined melting point or glass transition temperature. When heat is excessively generated in the battery due to internal short circuits etc. and the temperature of the battery reaches the melting point of the insulating layer, the insulating layer melts and its shape is changed to short-circuit the short-circuit current shunt part, and current flows from the electric elements into the short-circuit current shunt part. To measure the current flowing into the short-circuit current shunt part makes it possible to easily grasp excessive heat generation of the battery to suppress deterioration of the battery due to heat generation.Type: GrantFiled: February 26, 2019Date of Patent: July 5, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hajime Hasegawa, Norihiro Ose, Hideaki Nishimura, Yuki Matsushita
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Patent number: 11362317Abstract: An electrode for solid-state batteries, comprising a PTC resistor layer, and a solid-state battery comprising the electrode. The electrode may be an electrode for solid-state batteries, wherein the electrode comprises an electrode active material layer, a current collector and a PTC resistor layer disposed between the electrode active material layer and the current collector; wherein the PTC resistor layer contains an electroconductive material, an insulating inorganic substance and a polymer; and wherein a porosity of the PTC resistor layer is from 5% to 13%.Type: GrantFiled: July 23, 2019Date of Patent: June 14, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Norihiro Ose, Tomoya Suzuki, Hajime Hasegawa, Kazuo Yaso, Hideaki Nishimura, Yuki Matsushita
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Patent number: 11329315Abstract: Disclosed is an all-solid-state lithium ion secondary battery including an anode that contains, as an anode active material, at least one selected from the group consisting of a metal that is able to form an alloy with Li, an oxide of the metal, and an alloy of the metal and Li, and being excellent in cycle characteristics. The all-solid-state lithium ion secondary battery may be an all-solid-state lithium ion secondary battery, wherein an anode comprises an anode active material, an electroconductive material and a solid electrolyte; wherein the anode active material comprises at least one active material selected from the group consisting of a metal that is able to form an alloy with Li, an oxide of the metal, and an alloy of the metal and Li; and wherein the solid electrolyte is particles with a BET specific surface area of from 1.8 m2/g to 19.7 m2/g.Type: GrantFiled: April 13, 2018Date of Patent: May 10, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Norihiro Ose, Hajime Hasegawa, Mitsutoshi Otaki, Yusuke Kintsu
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Patent number: 11316236Abstract: Provided is a method for producing an electrode for solid-state batteries which comprises a PTC resistor layer containing an insulating inorganic substance and in which electronic resistance is low. The production method is a method for producing an electrode for solid-state batteries, wherein the method is a method for producing an electrode for use in a solid-state battery comprising a cathode, an anode and an electrolyte layer disposed between the cathode and the anode; wherein the electrode is at least one of the cathode and the anode, and the electrode comprises a current collector, an electrode active material layer and a PTC resistor layer disposed between the current collector and the electrode active material layer.Type: GrantFiled: July 23, 2019Date of Patent: April 26, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Norihiro Ose, Tomoya Suzuki, Hajime Hasegawa, Kazuo Yaso, Hideaki Nishimura, Yuki Matsushita