Patents by Inventor Hiromi Ishikawa
Hiromi Ishikawa 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: 10724416Abstract: An exhaust heat recovery device comprises an exhaust pipe, a shell member, a heat exchange portion, a guide portion, and a valve. An exhaust gas downstream end that is a downstream end along the flow path for exhaust gases in the exhaust pipe is disposed in the downstream side of a downstream-side end portion of the heat exchanger along the flow path for exhaust gases in the exhaust pipe. The guide portion comprises a partition wall portion that is a portion from the exhaust gas downstream end in the exhaust pipe to the downstream-side end portion of the heat exchanger in the exhaust pipe, and a guide member disposed so as to at least partially cover a radially outside of the partition wall portion in a manner so as to have an interspace between the partition wall portion and the guide member.Type: GrantFiled: October 29, 2015Date of Patent: July 28, 2020Assignee: FUTABA INDUSTRIAL CO., LTD.Inventors: Hirohisa Okami, Hiromi Ishikawa, Naohiro Takemoto
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Patent number: 10697403Abstract: An exhaust heat recovery device according to one aspect of the present disclosure includes a heat exchanger, a supply flow path, and a discharge flow path. The heat exchanger has a plurality of heat exchange flow paths configured to carry out heat exchange between exhaust gas and a heat exchange medium. The supply flow path is configured such that the exhaust gas flows therethrough, and the flowing exhaust gas is supplied to the plurality of heat exchange flow paths while being branched. The discharge flow path is configured to merge and discharge the heat-exchanged exhaust gas having passed through the plurality of heat exchange flow paths. At least one flow path of the supply flow path and the discharge flow path is configured to be narrower toward a downstream side in a flow direction of the exhaust gas.Type: GrantFiled: February 15, 2016Date of Patent: June 30, 2020Assignee: FUTABA INDUSTRIAL CO., LTD.Inventors: Hiromi Ishikawa, Naohiro Takemoto
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Patent number: 10662852Abstract: An exhaust heat recovery device includes a first heat exchanger, a second heat exchanger, a gas passage, a liquid passage, and a self-pressure valve. The first heat exchanger performs heat exchange between exhaust gas and a heat medium so as to evaporate the heat medium. The second heat exchanger performs heat exchange between a heated target and the heat medium evaporated in the first heat exchanger, the heated target being defined as at least one of cooling water and oil so as to heat the heated target and to liquefy the heat medium. A loop heat pipe is formed by the first heat exchanger, the second heat exchanger, the gas passage, and the liquid passage.Type: GrantFiled: January 22, 2016Date of Patent: May 26, 2020Assignee: FUTABA INDUSTRIAL CO., LTDInventors: Naohiro Takemoto, Hiromi Ishikawa, Yoshiki Tsuji
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Patent number: 10594806Abstract: Mobile objects and resources are managed by a system including a mobile object server operable to receive information from a plurality of mobile objects in a geographic space, and an event server in communication with the mobile object server. The event server is operable to receive, from the mobile object server, resource utilization information indicating a resource in the geographic space that each mobile object is scheduled to use, calculate a state of use of the resource based on a predicted arrival time of each mobile object at the resource, and send a recommendation for relaxing congestion of the resource.Type: GrantFiled: March 1, 2017Date of Patent: March 17, 2020Assignee: International Business Machines CorporationInventors: Hiromi Ishikawa, Atsushi Tsuchiya, Gaku Yamamoto
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Patent number: 10533479Abstract: A valve apparatus that opens/closes a flow path for fluids. The valve apparatus comprises a tubular valve seat, and a valve. The valve comprises a valve body and a peripheral part. The peripheral part extends around an outer circumference of the valve seat from a periphery of the valve body towards upstream of the flow path for fluids.Type: GrantFiled: August 31, 2015Date of Patent: January 14, 2020Assignee: FUTABA INDUSTRIAL CO., LTD.Inventors: Hiromi Ishikawa, Hirohisa Okami
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Patent number: 10526288Abstract: The object of the present invention is to provide a method for preparing 4-(piperidin-4-yl)morpholine, which is easy to operate. The object can be solved by a method for preparing 4-(1-benzylpiperidin-4-yl)morpholine, characterized in that 5-fold molar or more of morpholine is added to 1-benzyl-4-piperidone, and the mixture is reacted with hydrogen under 1 MPa or less in the presence of platinum catalyst or palladium catalyst.Type: GrantFiled: June 9, 2017Date of Patent: January 7, 2020Assignee: YUKI GOSEI KOGYO CO., LTD.Inventors: Hiromi Ishikawa, Kiyono Nakagawa, Yukiko Takeda
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Patent number: 10487781Abstract: An exhaust heat recovery device according to one aspect of the present disclosure includes a main flow path, a secondary flow path, a plurality of heat exchangers, and a communication portion. Exhaust gas flows in the main flow path. The secondary flow path is a flow path branched from the main flow path, and at least a portion of the exhaust gas flows in the secondary flow path. The plurality of heat exchangers are arranged in the secondary flow path. The communication portion communicates with the plurality of heat exchangers and constitutes a portion of the secondary flow path. The communication portion is provided with an exhaust gas outlet which is an outlet for exhaust gas used for exhaust gas recirculation.Type: GrantFiled: January 22, 2016Date of Patent: November 26, 2019Assignee: FUTABA INDUSTRIAL CO., LTD.Inventors: Hiromi Ishikawa, Naohiro Takemoto
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Publication number: 20190210968Abstract: The object of the present invention is to provide a method for preparing 4-(piperidin-4-yl)morpholine, which is easy to operate. The object can be solved by a method for preparing 4-(1-benzylpiperidin-4-yl)morpholine, characterized in that 5-fold molar or more of morpholine is added to 1-benzyl-4-piperidone, and the mixture is reacted with hydrogen under 1 MPa or less in the presence of platinum catalyst or palladium catalyst.Type: ApplicationFiled: June 9, 2017Publication date: July 11, 2019Applicant: YUKI GOSEI KOGYO CO., LTD.Inventors: Hiromi ISHIKAWA, Kiyono NAKAGAWA, Yukiko TAKEDA
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Patent number: 10267566Abstract: A heat exchanger in one aspect of the present disclosure comprises a plurality of plate parts. The plurality of plate parts is arranged such that respective outer surfaces of mutually-adjacent plate parts of the plurality of plate parts are in a non-contact state having a gap between the respective outer surfaces, and apexes, each of which is an apex of the at least one convex protruding from each of respective mutually-facing outer surfaces of the mutually-adjacent plate parts, do not face each other in an arrangement direction of the plurality of plate parts.Type: GrantFiled: December 4, 2015Date of Patent: April 23, 2019Assignee: FUTABA INDUSTRIAL CO., LTD.Inventors: Hiromi Ishikawa, Hirohisa Okami
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Publication number: 20180347706Abstract: A shaft sealing device according to one aspect of the present disclosure includes a flow passage pipe, a rotating portion, a valve, a shaft seal, and a flow passage seal. The flow passage pipe includes a gas flow passage therein, and a through hole that communicates an interior of the flow passage with an exterior of the flow passage. The rotating portion is inserted into and held in the through hole, and rotates about a rotation axis that is preset. The valve opens and closes at least one portion of the flow passage in accordance with rotation of the rotating portion. The shaft seal is arranged along an outer circumference of the rotating portion and protrudes therefrom. The flow passage seal is arranged between the flow passage pipe and the rotating portion, and surrounds the rotating portion to have a linear contact with the shaft seal.Type: ApplicationFiled: February 15, 2016Publication date: December 6, 2018Inventors: Hiromi Ishikawa, Naohiro Takemoto
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Publication number: 20180274495Abstract: An exhaust heat recovery device according to one aspect of the present disclosure includes a main flow path, a secondary flow path, a plurality of heat exchangers, and a communication portion. Exhaust gas flows in the main flow path. The secondary flow path is a flow path branched from the main flow path, and at least a portion of the exhaust gas flows in the secondary flow path. The plurality of heat exchangers are arranged in the secondary flow path. The communication portion communicates with the plurality of heat exchangers and constitutes a portion of the secondary flow path. The communication portion is provided with an exhaust gas outlet which is an outlet for exhaust gas used for exhaust gas recirculation.Type: ApplicationFiled: January 22, 2016Publication date: September 27, 2018Applicant: FUTABA INDUSTRIAL CO., LTD.Inventors: Hiromi Ishikawa, Naohiro Takemoto
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Publication number: 20180266369Abstract: An exhaust heat recovery device according to one aspect of the present disclosure includes a main flow path, a secondary flow path, one or a plurality of heat exchangers, and one or a plurality of covering members. Exhaust gas flows in the main flow path. The secondary flow path is a flow path branched from the main flow path and is disposed surrounding a circumference of the main flow path. At least a portion of the exhaust gas flows in the secondary flow path. One or a plurality of the heat exchangers is arranged in the secondary flow path. One or a plurality of the covering members covers at least a portion of a circumference of the heat exchanger, and an internal space constitutes a portion of the secondary flow path. The covering member is provided with an exhaust gas outlet.Type: ApplicationFiled: January 22, 2016Publication date: September 20, 2018Applicant: FUTABA INDUSTRIAL CO., LTD.Inventors: Hiromi Ishikawa, Hirohisa Okami
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Publication number: 20180266368Abstract: An exhaust heat recovery device according to one aspect of the present disclosure includes a heat exchanger, a supply flow path, and a discharge flow path. The heat exchanger has a plurality of heat exchange flow paths configured to carry out heat exchange between exhaust gas and a heat exchange medium. The supply flow path is configured such that the exhaust gas flows therethrough, and the flowing exhaust gas is supplied to the plurality of heat exchange flow paths while being branched. The discharge flow path is configured to merge and discharge the heat-exchanged exhaust gas having passed through the plurality of heat exchange flow paths. At least one flow path of the supply flow path and the discharge flow path is configured to be narrower toward a downstream side in a flow direction of the exhaust gas.Type: ApplicationFiled: February 15, 2016Publication date: September 20, 2018Applicant: FUTABA INDUSTRIAL CO., LTD.Inventors: Hiromi Ishikawa, Naohiro Takemoto
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Publication number: 20180266296Abstract: An exhaust heat recovery device includes a first heat exchanger, a second heat exchanger, a gas passage, a liquid passage, and a self-pressure valve. The first heat exchanger performs heat exchange between exhaust gas and a heat medium so as to evaporate the heat medium. The second heat exchanger performs heat exchange between a heated target and the heat medium evaporated in the first heat exchanger, the heated target being defined as at least one of cooling water and oil so as to heat the heated target and to liquefy the heat medium. A loop heat pipe is formed by the first heat exchanger, the second heat exchanger, the gas passage, and the liquid passage.Type: ApplicationFiled: January 22, 2016Publication date: September 20, 2018Applicant: FUTABA INDUSTRIAL CO., LTD.Inventors: Naohiro Takemoto, Hiromi Ishikawa, Yoshiki Tsuji
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Patent number: 9883126Abstract: In an image pickup device and method using a lens unit in which a plurality of lens arrays, are arranged and a lens holding unit is provided between the lens arrays, light emitted from the area corresponding to the lens holding unit can be detected. A moving mechanism that moves a lens unit or the observation target holding unit and the detection unit, and a moving mechanism control unit are provided. The moving mechanism control unit controls the moving mechanism such that the lens unit or the observation target holding unit and the detection unit are moved to a second position from a first position. The second position is set to a position when the lens array after the movement is disposed at a position facing the detection surface of the detection unit shielded by a lens holding unit when the lens unit is disposed at the first position.Type: GrantFiled: June 8, 2016Date of Patent: January 30, 2018Assignee: FUJIFILM CorporationInventors: Yasutake Tanaka, Hiromi Ishikawa, Yasunori Ohta
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Publication number: 20170343302Abstract: A heat exchanger in one aspect of the present disclosure comprises a plurality of plates and a fin. The fin comprises at least one first portion and at least one second portion. The at least one first portion is a wall surface that comprises at least one first opening. The at least one second portion, which is paired with the first portion, is a wall surface different from the first portion. The second portion comprises a second opening paired with a corresponding one of the at least one first opening. The fin comprises at least one opening pair, which is a pair of the first opening and the second opening. The at least one opening pair has a non-overlapping positional relationship in which the paired first opening and second opening are at least partially non-overlapping along a flow direction of a second fluid.Type: ApplicationFiled: November 26, 2015Publication date: November 30, 2017Inventors: Hiromi Ishikawa, Naohiro Takemoto, Hirohisa Okami
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Publication number: 20170343291Abstract: A heat exchanger in one aspect of the present disclosure comprises a plurality of plate parts. The plurality of plate parts is arranged such that respective outer surfaces of mutually-adjacent plate parts of the plurality of plate parts are in a non-contact state having a gap between the respective outer surfaces, and apexes, each of which is an apex of the at least one convex protruding from each of respective mutually-facing outer surfaces of the mutually-adjacent plate parts, do not face each other in an arrangement direction of the plurality of plate parts.Type: ApplicationFiled: December 4, 2015Publication date: November 30, 2017Inventors: Hiromi Ishikawa, Hirohisa Okami
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Publication number: 20170328257Abstract: A valve apparatus that opens/closes a flow path for fluids. The valve apparatus comprises a tubular valve seat, and a valve. The valve comprises a valve body and a peripheral part. The peripheral part extends around an outer circumference of the valve seat from a periphery of the valve body towards upstream of the flow path for fluids.Type: ApplicationFiled: August 31, 2015Publication date: November 16, 2017Inventors: Hiromi Ishikawa, Hirohisa Okami
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Patent number: 9805598Abstract: To avoid congestion and ease traffic jams of mobile objects while managing movement of a plurality of mobile objects in a geographic space, provided is a system including a mobile object server operable to assist with movement of a plurality of mobile objects in a geographic space; and a priority control module operable to perform priority movement control that causes a mobile object having high priority to be prioritized over and progress ahead of a mobile object having low priority, based on priorities assigned to each of a plurality of mobile objects. Also provided are a method and program.Type: GrantFiled: December 16, 2015Date of Patent: October 31, 2017Assignee: International Business Machines CorporationInventors: Hiromi Ishikawa, Atsushi Tsuchiya, Gaku Yamamoto
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Publication number: 20170268401Abstract: An exhaust heat recovery device comprises an exhaust pipe, a shell member, a heat exchange portion, a guide portion, and a valve. An exhaust gas downstream end that is a downstream end along the flow path for exhaust gases in the exhaust pipe is disposed in the downstream side of a downstream-side end portion of the heat exchanger along the flow path for exhaust gases in the exhaust pipe. The guide portion comprises a partition wall portion that is a portion from the exhaust gas downstream end in the exhaust pipe to the downstream-side end portion of the heat exchanger in the exhaust pipe, and a guide member disposed so as to at least partially cover a radially outside of the partition wall portion in a manner so as to have an interspace between the partition wall portion and the guide member.Type: ApplicationFiled: October 29, 2015Publication date: September 21, 2017Inventors: Hirohisa OKAMI, Hiromi ISHIKAWA, Naohiro TAKEMOTO