Patents by Inventor Yuki Kudo
Yuki Kudo 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: 20230079481Abstract: A carbon dioxide electrolytic device includes an electrolysis cell including: an anode configured to oxidize water to produce oxygen; a cathode configured to reduce carbon dioxide to produce carbon compound; a cathode flow path plate having a surface provided in contact with the cathode and a cathode flow path provided on the surface and facing to the cathode; and a separator provided between the anode and the cathode. The surface has a hydrophilic region provided on the cathode and having a contact angle to water of less than 45 degrees.Type: ApplicationFiled: February 23, 2022Publication date: March 16, 2023Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Akihiko ONO, Yuki KUDO, Yusuke KOFUJI, Jun TAMURA, Masakazu YAMAGIWA, Yasuhiro KIYOTA, Ryota KITAGAWA, Satoshi MIKOSHIBA
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Publication number: 20230083090Abstract: A carbon dioxide electrolytic device of an embodiment includes: an electrolysis cell including a first accommodation part for accommodating carbon dioxide, a second accommodation part for accommodating an electrolytic solution containing water, or water vapor, a diaphragm provided between the first accommodation part and the second accommodation part, a reduction electrode arranged in the first accommodation part, and an oxidation electrode arranged in the second accommodation part; a first power supply control unit capable of being connected to a first power supply which supplies power to the electrolysis cell; a second power supply control unit capable of being connected to a second power supply which supplies power to the electrolysis cell; and an integration control unit controlling the first power supply control unit and the second power supply control unit, and switching the supply of power from the first power supply or the second power supply to the electrolysis cell.Type: ApplicationFiled: February 21, 2022Publication date: March 16, 2023Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yuki KUDO, Akihiko ONO, Yasuhiro KIYOTA, Yusuke KOFUJI, Masakazu YAMAGIWA, Satoshi MIKOSHIBA, Ryota KITAGAWA
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Publication number: 20230071134Abstract: A server device includes a processor and a memory for storing a program executed by the processor. A plurality of units includes a first unit, a second unit, and a third unit. The processor accepts a bid of the second unit regarding a transaction for electric power transfer with the first unit, and executes a contract process for causing the third unit to perform the electric power transfer with the first unit, when the second unit does not perform the electric power transfer with the first unit at a scheduled time of the electric power transfer.Type: ApplicationFiled: July 1, 2022Publication date: March 9, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiromitsu KIGURE, Yuki KUDO, Kazutaka KIMURA, Kazuki OBATA, Satoshi KIKUCHI, Yuta MANIWA
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Publication number: 20230068632Abstract: A market server receives a second request signal for requesting reception-supply adjustment of a first amount of power from a CEMS server and sends an invitation signal to a plurality of agent devices. The market server receives a bid signal showing bid conditions for a power buying or selling transaction of a second amount of power, smaller than the first amount of power, from at least one or more agent devices that have determined the bid conditions among the plurality of agent devices, and accepts bids by the at least one or more agent devices when acceptance conditions are met.Type: ApplicationFiled: June 30, 2022Publication date: March 2, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuki KUDO, Kazutaka KIMURA, Kazuki OBATA, Hiromitsu KIGURE, Satoshi KIKUCHI, Yuta MANIWA
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Publication number: 20230069713Abstract: A market server stores participant information of each of participants in a power trading market, the participant information includes a participant ID that specifies the participant and participant evaluation information associated with the participant ID and set based on a trading history of the participant, and when the participant evaluation information satisfies a predetermined condition, the market server permits the participant specified by the participant ID associated with the participant evaluation information to participate in the power trading market.Type: ApplicationFiled: August 23, 2022Publication date: March 2, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazutaka KIMURA, Yuki KUDO, Kazuki OBATA, Hiromitsu KIGURE, Yuta MANIWA, Satoshi KIKUCHI
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Publication number: 20230040536Abstract: Provided is a photocurable maleimide resin composition that is superior in curability, and is capable of being turned into a cured product having superior dielectric properties, a high glass-transition temperature and a small coefficient of thermal expansion. The photocurable maleimide resin composition contains: (A) a maleimide compound having, per each molecule, at least one saturated or unsaturated divalent aliphatic hydrocarbon group having 6 to 200 carbon atoms; and (B) a photocuring initiator.Type: ApplicationFiled: June 7, 2022Publication date: February 9, 2023Applicant: Shin-Etsu Chemical Co., Ltd.Inventors: Yoshihiro TSUTSUMI, Hiroyuki IGUCHI, Yuki KUDO, Atsushi TSUURA, Tadaharu IKEDA
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Patent number: 11530324Abstract: Provided are a slurry composition having a low thixotropy and a superior handling property; a cured product of this slurry composition; and a substrate, film and prepreg using such cured product, the substrate, film and prepreg exhibiting excellent mechanical properties and a low relative permittivity and dielectric tangent. The slurry composition has a thixotropic ratio of not higher than 3.0, and comprises: (A) a cyclic imide compound having, per molecule, at least one dimer acid backbone, at least one linear alkylene group having not less than 6 carbon atoms, and at least two cyclic imide groups; (B) spherical silica fine particles and/or alumina fine particles having an average particle size of 0.05 to 20 ?m when measured by a laser diffraction method; (C) a silane coupling agent capable of reacting with the components (A) and (B); and (D) an organic solvent.Type: GrantFiled: March 24, 2020Date of Patent: December 20, 2022Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Yoshihiro Tsutsumi, Hiroyuki Iguchi, Yuki Kudo, Atsushi Tsuura
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Publication number: 20220380916Abstract: An electrochemical reaction device in an embodiment includes: a reaction unit including a first accommodation part to accommodate carbon dioxide and a second accommodation part to accommodate an electrolytic solution containing water; a reduction electrode to reduce the carbon dioxide; an oxidation electrode to oxidize the water; a power supply to pass current between the reduction electrode and the oxidation electrode; a pressure regulator to regulate a pressure in the first accommodation part; a reaction product detector to detect at least one of an amount and a kind of a substance produced at the reduction electrode; and a controller to control the pressure regulator based on a detection signal of the reaction product detector.Type: ApplicationFiled: August 4, 2022Publication date: December 1, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Ryota KITAGAWA, Asahi MOTOSHIGE, Yoshitsune SUGANO, Masakazu YAMAGIWA, Jun TAMURA, Yuki KUDO, Akihiko ONO, Satoshi MIKOSHIBA
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Publication number: 20220306920Abstract: Provided is an adhesive composition for a flexible printed-wiring board (FPC) that has low dielectric properties, a high adhesion strength to low-dielectric resin films (LCP or MPI) and a copper foil, and an excellent moisture resistance and reflow resistance. This adhesive composition contains: (A) 100 parts by mass of a maleimide compound having at least two maleimide groups in one molecule, having a number average molecular weight of greater than 4,000, and having at least one divalent organic group selected from a dimer acid skeleton, a linear alkylene group having not less than 6 carbon atoms, and a linear alkenylene group having not less than 6 carbon atoms; (B) 0.1 to 15 parts by mass of an epoxy resin having at least two epoxy groups in one molecule; and (C) 0.1 to 5 parts by mass of a diaminotriazine ring-containing imidazole.Type: ApplicationFiled: March 16, 2022Publication date: September 29, 2022Applicant: Shin-Etsu Chemical Co., Ltd.Inventors: Atsushi TSUURA, Yoshihiro TSUTSUMI, Hiroyuki IGUCHI, Yuki KUDO, Masayuki IWASAKI, Rina SASAHARA
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Publication number: 20220298651Abstract: A carbon dioxide electrolytic device according to an embodiment includes: an electrolysis cell including a reduction electrode, an oxidation electrode, a gas flow path supplying gas containing CO2 to the reduction electrode, a liquid flow path supplying an electrolytic solution containing water to the oxidation electrode, and a diaphragm separating the reduction electrode from the oxidation electrode; a first supply path connected to the gas flow path; a first discharge path connected to the gas flow path; a first moisture content detecting unit installed in the first discharge path to detect a moisture content in the gas flowing in the first discharge path; a moisture content adjusting unit configured to adjust a moisture content supplied to the reduction electrode; and a control unit configured to control the moisture content adjusting unit based on a detection signal of the first moisture content detecting unit.Type: ApplicationFiled: August 18, 2021Publication date: September 22, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Ryota KITAGAWA, Yusuke KOFUJI, Akihiko ONO, Yuki KUDO, Jun TAMURA, Satoshi MIKOSHIBA
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Publication number: 20220298655Abstract: A carbon dioxide electrolysis device, includes: an anode configured to oxidize water or a hydroxide ion and thus generate oxygen; an anode solution flow path configured to supply an anode solution to the anode; a cathode configured to reduce carbon dioxide to generate a carbon compound; a gas flow path configured to supply a gas to the cathode, the gas containing carbon dioxide; a diaphragm provided between the anode and the cathode and including a porous film with a hydrophilic polymer supported thereon; and a protective member provided between the anode and the diaphragm and protecting the diaphragm.Type: ApplicationFiled: August 31, 2021Publication date: September 22, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yusuke KOFUJI, Akihiko ONO, Yuki KUDO, Ryota KITAGAWA, Masakazu YAMAGIWA, Jun TAMURA, Satoshi MIKOSHIBA
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Publication number: 20220298652Abstract: A carbon dioxide electrolysis device includes: a cathode configured to reduce carbon dioxide and thus form a carbon compound; an anode configured to oxidize water and thus generate oxygen; a cathode gas flow path facing on the cathode and configured to supply gas containing carbon dioxide; an anode solution flow path facing on the anode and configured to supply an electrolytic solution containing water; and a separator provided between the anode and the cathode. An aspect ratio of the cathode gas flow path is greater than 1 and 3 or less. In a cross-section along a direction perpendicular to a facing surface between the cathode and the cathode gas flow path in the cathode gas flow path, a fluid mean depth M of the cathode gas flow path and a depth h of the cathode gas flow path satisfy a formula: h/8?M<h/4.Type: ApplicationFiled: August 19, 2021Publication date: September 22, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Masakazu YAMAGIWA, Akihiko ONO, Yusuke KOFUJI, Yuki KUDO, Ryota KITAGAWA, Satoshi MIKOSHIBA
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Publication number: 20220290311Abstract: A carbon dioxide electrolytic device of an embodiment includes: an electrolysis cell including a cathode, an anode, a gas supply flow path, a solution supply flow path, and a separator; a CO2 gas supply unit configured to supply CO2 gas to the gas supply flow path; an electrolytic solution supply unit configured to supply an electrolytic solution to the solution supply flow path; and a rinse material supply unit configured to supply a rinse material to the gas supply flow path. The gas supply flow path has a first opening, a second opening, and an auxiliary flow path provided to a part of a flow path between the first opening and the second opening, and configured to make at least the rinse material flow therethrough. A switching mechanism configured to switch a flow direction of the rinse material in the auxiliary flow path is connected to the gas supply flow path.Type: ApplicationFiled: August 25, 2021Publication date: September 15, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Akihiko ONO, Yuki KUDO, Yusuke KOFUJI, Ryota KITAGAWA, Satoshi MIKOSHIBA
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Patent number: 11434575Abstract: A reduction electrode of an embodiment includes a metal base material and a plurality of metal nanowires provided on the metal base material. The plurality of metal nanowires include metal nanowires whose average height of contour curve of surface is 20 nm or less for 50% or more in a number ratio. The plurality of metal nanowires are formed by reducing a plurality of metal oxides each having a nanowire shape formed on the metal base material by an electrochemical reduction method. A reduction process of the metal oxides includes a first process of passing a current under a constant current condition where an absolute value is 5 mA/cm2 or more through the plurality of metal oxides, and a second process of passing a current under a constant potential condition through the plurality of metal oxides.Type: GrantFiled: April 25, 2019Date of Patent: September 6, 2022Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Yuki Kudo, Satoshi Mikoshiba, Akihiko Ono, Jun Tamura, Ryota Kitagawa, Masakazu Yamagiwa, Yoshitsune Sugano
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Publication number: 20220195096Abstract: Provided are a heat-curable maleimide resin composition suitable for use in a substrate, and whose cured product has an excellent high-temperature property due to its high glass-transition temperature, an excellent dielectric property and an excellent dimension stability; and an uncured and cured resin films comprised of such composition, and having an excellent handling property. The heat-curable maleimide resin composition contains: (A) a maleimide resin having a number average molecular weight of not lower than 3,000; (B) an organic compound having, in one molecule, at least one allyl group and at least one isocyanuric ring; and (C) a reaction initiator.Type: ApplicationFiled: December 14, 2021Publication date: June 23, 2022Applicant: Shin-Etsu Chemical Co., Ltd.Inventors: Yoshihiro TSUTSUMI, Yuki KUDO, Shinsuke YAMAGUCHI
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Patent number: 11367801Abstract: Angle insensitive/angle-robust colored filter assemblies are provided for use with a photovoltaic device to create a decorative and colored photovoltaic device assembly. The filter may be passive or active with an ultrathin reflective layer of high refractive index material, like amorphous silicon (a-Si). A passive filter may have transparent first and second pairs of dielectric materials surrounding the ultrathin reflective layer. An active filter may have transparent first and second electrodes and first and second doped hole/electron transport layer surrounding the ultrathin reflective layer. The filter can transmit a portion and reflect a portion of the electromagnetic spectrum to generate a reflected color output with minimal angle dependence. Angle insensitive colored photovoltaic device assemblies having high power conversion efficiencies (e.g., ?18%) including a passive or active colored reflective filter and a photovoltaic device are also contemplated.Type: GrantFiled: November 9, 2018Date of Patent: June 21, 2022Assignees: THE REGENTS OF THE UNIVERSITY OF MICHIGAN, Toyota Motor CorporationInventors: Lingjie Jay Guo, Chengang Ji, Taizo Masuda, Yuki Kudo
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Patent number: 11339482Abstract: A reduction catalyst body for carbon dioxide of an embodiment includes a metal layer, and a projection provided on the metal layer. The projection is constituted of an aggregate of fine metal particles, and possesses a polyhedral structure having surfaces of three faces or more of a polygon. The projection has a site of reducing carbon dioxide, as at least a part of the surfaces.Type: GrantFiled: March 8, 2018Date of Patent: May 24, 2022Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Yoshitsune Sugano, Akihiko Ono, Jun Tamura, Ryota Kitagawa, Asahi Motoshige, Yuki Kudo, Masakazu Yamagiwa, Takayuki Tsukagoshi, Satoshi Mikoshiba
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Publication number: 20220122163Abstract: An apparatus, for a mobile object, that determines a bid-offer condition on an electricity transaction market: determines an optimal condition making the largest gain for the mobile object from an electricity transaction, on which a contract is executed for electricity that the mobile object directly supplies to an electricity demander, based on an upper limit of an offer electricity amount of the mobile object and a predicted value of a buy price of the electricity demander for an electricity amount, the upper limit determined based on a predicted value of an electricity amount demanded by the electricity demander in each time period and an electricity amount transferable from the mobile object; and determines, as the bid-offer condition, to place an offer on an electricity transaction market at a sell price for a to-be-discharged electricity amount that are determined for each time period in the optimal condition.Type: ApplicationFiled: August 20, 2021Publication date: April 21, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuki OBATA, Yuki KUDO
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Publication number: 20220122164Abstract: An apparatus, for a mobile object, that determines a bid-offer condition on an electricity transaction market: acquires information on sell-buy prices for an electricity amount presented by electricity demanders on direct transaction markets, where a contract is executed for electricity that the mobile object directly supplies to or procures from an electricity demander; determines, based on the sell-buy prices, an optimal condition that maximizes a profit from an electricity transaction for the mobile object; and determines, as the bid-offer condition, to place an offer or a bid on an electricity transaction market at a sell or buy price for a to-be-discharged or to-be-charged electricity amount that are determined for each time period in the optimal condition. The sell-buy prices for the electricity amount presented by the electricity demanders on the direct transaction markets are acquired through prediction, or notification from the individual electricity demanders.Type: ApplicationFiled: September 9, 2021Publication date: April 21, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuki KUDO, Kazuki OBATA
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Patent number: 11293109Abstract: A carbon dioxide electrolytic device in an embodiment includes: an electrolysis cell including a cathode including a CO2 gas supply flow path, an anode, and a separator; a CO2 supply unit configured to supply CO2 gas to the gas supply flow path; and a rinse material supply unit configured to make a rinse material containing H2O flow through the CO2 gas supply flow path. The CO2 gas supply flow path includes a first opening provided on one end side, a second opening provided on another end side, and a third opening provided between the first opening and the second opening. The rinse material supply unit is configured to make the rinse material flow at least between the first opening and the third opening of the CO2 gas supply flow path.Type: GrantFiled: September 10, 2020Date of Patent: April 5, 2022Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Akihiko Ono, Yuki Kudo, Yusuke Kofuji, Asahi Motoshige, Ryota Kitagawa, Masakazu Yamagiwa, Satoshi Mikoshiba