Patents by Inventor Takafumi Yamasaki
Takafumi Yamasaki 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: 20240368399Abstract: Provided is a plasticizing agent capable of plasticizing a biodegradable resin and imparting heat resistance to a molded article thereof. Specially, the plasticizing agent is a plasticizing agent for biodegradable resins, which is a polyester represented by the following formula (1) or formula (2) (In the formulae (1) and (2), B11 represents an aliphatic monocarboxylic acid residue having 7 to 20 carbon atoms; B12 represents an aliphatic monocarboxylic acid residue having 7 to 20 carbon atoms; B21 represents an aliphatic monoalcohol residue having 6 to 10 carbon atoms; B22 represents an aliphatic monoalcohol residue having 6 to 10 carbon atoms; G represents an alkylene glycol residue having 3 to 10 carbon atoms or an oxyalkylene glycol residue having 3 to 10 carbon atoms; A represents an alkylene dicarboxylic acid residue having 6 to 12 carbon atoms; and m and n each represent the number of repeating units enclosed in parentheses.Type: ApplicationFiled: July 28, 2022Publication date: November 7, 2024Applicant: DIC CorporationInventors: Masaru Yamasaki, Takafumi Noguchi, Hiroki Tokoro
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Patent number: 11955593Abstract: A power storage module includes an electrode laminate including a plurality of bipolar electrodes which are laminated and a sealing body sealing a space between a pair of the bipolar electrodes adjacent to each other in a laminating direction among the plurality of bipolar electrodes in the electrode laminate. Each of the plurality of bipolar electrodes includes an electrode plate. The sealing body includes a group of primary sealing bodies each provided at an edge portion of the electrode plate and a secondary sealing body. The secondary sealing body includes a first resin portion that is provided along a side surface of the electrode laminate extending in the laminating direction and bonds the group of primary sealing bodies, and a second resin portion covering the first resin portion.Type: GrantFiled: January 28, 2019Date of Patent: April 9, 2024Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Kojiro Tamaru, Takafumi Yamasaki, Hiromi Ueda, Tsuyoshi Mariya, Masahiro Yamada
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Patent number: 11909017Abstract: A power storage device includes a plurality of laminated power storage modules, a flow path member disposed in contact with the power storage modules and having flow paths for allowing a cooling medium to flow along a first direction intersecting a laminating direction of the power storage modules, a pair of restraining plates disposed to sandwich the power storage modules and the flow path member in the laminating direction, fastening members applying a restraining load to the power storage modules and the flow path member via the pair of restraining plates by fastening the restraining plates to each other, and a lead-in duct disposed at one end portion of the flow path member in the first direction and leading the cooling medium into each of the flow paths.Type: GrantFiled: November 21, 2019Date of Patent: February 20, 2024Assignees: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hirokazu Kotake, Takafumi Yamasaki, Tsuyoshi Mariya, Daiki Terashima, Satoshi Morioka, Yusuke Hase, Motoyoshi Okumura
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Patent number: 11515596Abstract: A method for manufacturing an electricity-storage module includes: preparing a stacked body and first sealing portions; processing an extension portion of one or more first sealing portions included in an outer edge portion in a stacking direction of the stacked body so that an extension portion length of the one or more of first sealing portions becomes shorter than a length of the extension portions of the first sealing portions which are not included in the outer edge portion; and forming a second sealing portion that is provided at the periphery of the first sealing portions when viewed from the stacking direction and covers at least parts of outer surfaces of the first sealing portions located at stacking ends of the stacked body in the stacking direction by injection molding in which a resin material is caused to circulate in a mold frame.Type: GrantFiled: September 11, 2018Date of Patent: November 29, 2022Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Masahiro Yamada, Kojiro Tamaru, Takafumi Yamasaki, Takashi Sakai, Hiroki Maeda, Naoto Morisaku, Hiromi Ueda, Akihito Tsuge, Koji Tsukamoto
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Publication number: 20220045377Abstract: A power storage device includes a plurality of laminated power storage modules, a flow path member disposed in contact with the power storage modules and having flow paths for allowing a cooling medium to flow along a first direction intersecting a laminating direction of the power storage modules, a pair of restraining plates disposed to sandwich the power storage modules and the flow path member in the laminating direction, fastening members applying a restraining load to the power storage modules and the flow path member via the pair of restraining plates by fastening the restraining plates to each other, and a lead-in duct disposed at one end portion of the flow path member in the first direction and leading the cooling medium into each of the flow paths.Type: ApplicationFiled: November 21, 2019Publication date: February 10, 2022Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hirokazu KOTAKE, Takafumi YAMASAKI, Tsuyoshi MARIYA, Daiki TERASHIMA, Satoshi MORIOKA, Yusuke HASE, Motoyoshi OKUMURA
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Publication number: 20210184301Abstract: A method for manufacturing an electricity-storage module includes: preparing a stacked body and first sealing portions; processing an extension portion of one or more first sealing portions included in an outer edge portion in a stacking direction of the stacked body so that an extension portion length of the one or more of first sealing portions becomes shorter than a length of the extension portions of the first sealing portions which are not included in the outer edge portion; and forming a second sealing portion that is provided at the periphery of the first sealing portions when viewed from the stacking direction and covers at least parts of outer surfaces of the first sealing portions located at stacking ends of the stacked body in the stacking direction by injection molding in which a resin material is caused to circulate in a mold frame.Type: ApplicationFiled: September 11, 2018Publication date: June 17, 2021Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Masahiro YAMADA, Kojiro TAMARU, Takafumi YAMASAKI, Takashi SAKAI, HIroki MAEDA, Naoto MORISAKU, Hiromi UEDA, Akihito TSUGE, Koji TSUKAMOTO
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Publication number: 20200358050Abstract: A power storage module includes an electrode laminate including a plurality of bipolar electrodes which are laminated and a sealing body sealing a space between a pair of the bipolar electrodes adjacent to each other in a laminating direction among the plurality of bipolar electrodes in the electrode laminate. Each of the plurality of bipolar electrodes includes an electrode plate. The sealing body includes a group of primary sealing bodies each provided at an edge portion of the electrode plate and a secondary sealing body. The secondary sealing body includes a first resin portion that is provided along a side surface of the electrode laminate extending in the laminating direction and bonds the group of primary sealing bodies, and a second resin portion covering the first resin portion.Type: ApplicationFiled: January 28, 2019Publication date: November 12, 2020Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Kojiro TAMARU, Takafumi YAMASAKI, Hiromi UEDA, Tsuyoshi MARIYA, Masahiro YAMADA
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Patent number: 9726060Abstract: A chemical heat storage device includes a reactor disposed around an oxidizing catalyst and containing MgCl2 which chemically reacts with NH3 to generate heat, a storage connected to the reactor through a pipe to store NH3, an on-off valve disposed in the pipe, a temperature sensor detecting the temperature of the exhaust gas passing through the oxidizing catalyst, and a controller controlling the on-off valve based on the detected value of the temperature sensor. The controller controls the on-off valve such that the on-off valve unconditionally opens if the temperature of the exhaust gas is greater than a heat generating start temperature TL and is equal to or less than a heat generating end guide temperature TQ, and the on-off valve unconditionally opens if the temperature of the exhaust gas is greater than a regenerating temperature TH.Type: GrantFiled: June 6, 2014Date of Patent: August 8, 2017Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Kenji Mori, Satoshi Hariu, Takafumi Yamasaki
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Patent number: 9719390Abstract: A chemical heat storage device heats a subject to be heated existing in a pipe. The chemical heat storage device includes a reactor that generates heat by chemically reacting with a reaction medium, an absorber that causes an absorbent to absorb and stores the reaction medium, and a connection tube that is connected to the reactor and absorber, for the reaction medium to migrate through. The reactor includes a solid reaction material disposed along an outer peripheral surface of a place where the subject exists in the pipe and a casing that seals the reaction material so as to form a space along an outer peripheral surface of the reaction material. One end of the connection tube is open to the space.Type: GrantFiled: May 15, 2014Date of Patent: August 1, 2017Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Satoshi Hariu, Takafumi Yamasaki
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Publication number: 20160369675Abstract: A chemical heat storage device includes a reactor disposed around an oxidizing catalyst and containing MgCl2 which chemically reacts with NH3 to generate heat, a storage connected to the reactor through a pipe to store NH3, an on-off valve disposed in the pipe, a temperature sensor detecting the temperature of the exhaust gas passing through the oxidizing catalyst, and a controller controlling the on-off valve based on the detected value of the temperature sensor. The controller controls the on-off valve such that the on-off valve unconditionally opens if the temperature of the exhaust gas is greater than a heat generating start temperature TL and is equal to or less than a heat generating end guide temperature TQ, and the on-off valve unconditionally opens if the temperature of the exhaust gas is greater than a regenerating temperature TH.Type: ApplicationFiled: June 6, 2014Publication date: December 22, 2016Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Kenji MORI, Satoshi HARIU, Takafumi YAMASAKI
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Publication number: 20160334172Abstract: A chemical thermal storage device includes a reactor that is disposed around a heat exchanger and contains a thermal storage material that generates heat upon chemical reaction with NH3 and desorbs NH3 upon reception of waste heat, an adsorber containing an adsorption material capable of retention and desorption of NH3 through physical adsorption, a solenoid valve that is provided between the reactor and the adsorber and opens and closes a flow channel between both, and a safety valve that is provided in parallel to the solenoid valve between the reactor and the adsorber and mechanically opens when a pressure in the reactor reaches a preset valve-opening setting pressure. The safety valve has a check valve function to shut off a flow of NH3 from the adsorber to the reactor.Type: ApplicationFiled: January 15, 2015Publication date: November 17, 2016Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Yukihiro NOGUCHI, Hiroyasu KAWAUCHI, Takanori MURASAKI, Kenji MORI, Yasushi SATAKE, Satoshi HARIU, Takafumi YAMASAKI, Satoshi UMEMURA
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Publication number: 20160298520Abstract: A chemical heat storage device according to one embodiment is a chemical heat storage device to heat a heating target disposed inside an exhaust pipe connected to an engine, the chemical heat storage device comprising a reactor disposed around the exhaust pipe and including a heat storage material which chemically reacts with a reaction medium to generate heat and a high heat conducting member having a thermal conductivity higher than that of the heat storage material, a storage which stores the reaction medium, and a connection pipe which connects the reactor to the storage to transfer the reaction medium between the reactor and the storage, wherein the high heat conducting member extends from a side of an outer peripheral surface of the reactor to a side of an inner circumferential surface of the reactor in contact with the exhaust pipe.Type: ApplicationFiled: October 16, 2014Publication date: October 13, 2016Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Satoshi HARIU, Takafumi YAMASAKI, Yukihiro NOGUCHI, Hiroyasu KAWAUCHI, Hideaki SUZUKI
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Publication number: 20160123202Abstract: A chemical heat storage device heats a subject to be heated existing in a pipe. The chemical heat storage device includes a reactor that generates heat by chemically reacting with a reaction medium, an absorber that causes an absorbent to absorb and stores the reaction medium, and a connection tube that is connected to the reactor and absorber, for the reaction medium to migrate through. The reactor includes a solid reaction material disposed along an outer peripheral surface of a place where the subject exists in the pipe and a casing that seals the reaction material so as to form a space along an outer peripheral surface of the reaction material. One end of the connection tube is open to the space.Type: ApplicationFiled: May 15, 2014Publication date: May 5, 2016Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Satoshi HARIU, Takafumi YAMASAKI
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Patent number: 9316135Abstract: A heat storage device includes a reactor, arranged in an exhaust system, having a formed body chemically reacting with ammonia and generating heat, and an ammonia reservoir, connected to the reactor, for storing ammonia. The ammonia reservoir incorporates therein an absorbent physically absorbing ammonia. The ammonia reservoir has a heat-exchanging structure and is temperature controlled by heat exchange with an external heating medium.Type: GrantFiled: May 16, 2013Date of Patent: April 19, 2016Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Satoshi Hariu, Takafumi Yamasaki, Hidehito Kubo
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Publication number: 20150247651Abstract: A thermal storage device includes a reactor for generating heat by chemically reacting with ammonia; an absorber, provided with an absorbent, for storing ammonia absorbed by the absorbent; and a connection line for connecting the reactor and absorber to each other and moving ammonia between the reactor and absorber. The reactor has a thermal storage member provided so as to cover an outer peripheral portion of the catalyst, a porous sheet provided so as to cover an outer peripheral portion of the thermal storage member, and a casing for enclosing the thermal storage member and porous sheet. One end of the connection line penetrates the casing and opens to the porous sheet.Type: ApplicationFiled: October 1, 2013Publication date: September 3, 2015Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Satoshi Hariu, Takafumi Yamasaki, Junya Suzuki, Takafumi Yamauchi, Yasuki Hirota, Gentaro Yamanaka, Takashi Shimazu
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Publication number: 20150192049Abstract: A catalytic reactor includes a catalytic reaction section, which has a purification catalyst for gas purification, and a warming-up section, which is located at a position capable of heat-exchanging with the purification catalyst and has a chemical heat storage material that generates heat when ammonia is fixed and absorbs heat when ammonia is desorbed. The catalytic reactor is further includes an ammonia supply section, which has an adsorbent capable of adsorbing ammonia and transfers ammonia to and from the warming-up section through the adsorption and desorption of the ammonia, and an ammonia depressurization section, which has an ammonia fixation section for fixing ammonia and reduces the partial ammonia pressure of at least the interior of the warming-up section after ammonia is desorbed from the chemical heat-storage material.Type: ApplicationFiled: August 9, 2013Publication date: July 9, 2015Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Junya Suzuki, Takafumi Yamasaki, Satoshi Hariu, Takafumi Yamauchi, Yasuki Hirota, Takashi Shimazu
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Publication number: 20150135688Abstract: A heat storage device includes a reactor, arranged in an exhaust system, having a formed body chemically reacting with ammonia and generating heat, and an ammonia reservoir, connected to the reactor, for storing ammonia. The ammonia reservoir incorporates therein an absorbent physically absorbing ammonia. The ammonia reservoir has a heat-exchanging structure and is temperature controlled by heat exchange with an external heating medium.Type: ApplicationFiled: May 16, 2013Publication date: May 21, 2015Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Satoshi Hariu, Takafumi Yamasaki, Hidehito Kubo