Patents by Inventor Hiroichi Fukuda
Hiroichi Fukuda 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: 8021798Abstract: A fuel cell catalyst containing platinum, zinc, and at least one of nickel and iron.Type: GrantFiled: March 6, 2003Date of Patent: September 20, 2011Assignees: Freeslate, Inc., Honda Giken Kogyo Kabushiki KaishaInventors: Martin Devenney, Peter Strasser, Alexander Gorer, Qun Fan, Konstantinos Chondroudis, Daniel M. Giaquinta, Ting He, Hiroyuki Oyanagi, Kenta Urata, Kazuhiko Iwasaki, Hiroichi Fukuda
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Patent number: 7700521Abstract: The present invention is directed to a composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum and copper, wherein the concentration of platinum is greater than 50 atomic percent and less than about 80 atomic percent, and further wherein the composition has a particle size which is less than 35 angstroms. The present invention is further directed to various methods for preparing such a composition.Type: GrantFiled: August 18, 2004Date of Patent: April 20, 2010Assignees: Symyx Solutions, Inc., Honda Giken Kogyo Kabushiki KaishaInventors: Daniel M. Giaquinta, Peter Strasser, Alexander Gorer, Martin Devenney, Hiroyuki Oyanagi, Kenta Urata, Hiroichi Fukuda, Keith James Cendak, Konstantinos Chondroudis
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Patent number: 7662740Abstract: A fuel cell catalyst comprising platinum, chromium, and copper, nickel or a combination thereof. In one or more embodiments, the concentration of platinum is less than 50 atomic percent, and/or the concentration of chromium is less than 30 atomic percent, and/or the concentration of copper, nickel, or a combination thereof is at least 35 atomic percent.Type: GrantFiled: June 3, 2004Date of Patent: February 16, 2010Assignees: Symyx Technologies, Inc., Honda Giken Kogyo Kabushiki KaishaInventors: Konstantinos Chondroudis, Alexander Gorer, Martin Devenney, Ting He, Hiroyuki Oyanagi, Daniel M. Giaquinta, Kenta Urata, Hiroichi Fukuda, Qun Fan, Peter Strasser, Keith James Cendak, Jennifer N. Cendak, legal representative
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Patent number: 7635533Abstract: An improved metal alloy composition for a fuel cell catalyst containing platinum, manganese, and cobalt.Type: GrantFiled: February 27, 2003Date of Patent: December 22, 2009Assignees: Symyx Solutions, Inc., Honda Giken Kogyo Kabushike KaishaInventors: Qun Fan, Peter Strasser, Alexander Gorer, Martin Devenney, Konstantinos Chondroudis, Daniel M. Giaquinta, Ting He, Hiroyuki Oyanagi, Kenta Urata, Kazuhiko Iwasaki, Hiroichi Fukuda
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Patent number: 7608560Abstract: A fuel cell catalyst comprising platinum, titanium and tungsten. In one or more embodiments, the concentration of platinum is less than 60 atomic percent, and/or the concentration of titanium is at least 20 atomic percent, and/or the concentration of tungsten is at least 25 atomic percent.Type: GrantFiled: June 7, 2004Date of Patent: October 27, 2009Assignees: Symyx Technologies, Inc., Honda Giken Kogyo Kabushiki KaishaInventors: Qun Fan, Peter Strasser, Alexander Gorer, Martin Devenney, Ting He, Hiroyuki Oyanagi, Daniel M. Giaquinta, Kenta Urata, Hiroichi Fukuda, Konstantinos Chondroudis, Keith James Cendak
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Publication number: 20080166623Abstract: The present invention is directed to a composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum, nickel, and iron, wherein (i) the concentration of platinum is greater than 50 atomic percent, the concentration of nickel is less than 15 atomic percent and/or the concentration of iron is greater than 30 atomic percent, or (ii) the concentration of platinum is greater than 70 atomic percent and less than about 90 atomic percent. The present invention is further directed to a process for preparing such a catalyst composition from a catalyst precursor composition comprising platinum, nickel, and iron, wherein the concentration of platinum therein is less than 50 atomic percent.Type: ApplicationFiled: September 3, 2004Publication date: July 10, 2008Applicants: Symyx Technologies, Inc., Honda Giken Kogyo Kabushiki KaishaInventors: Keith James Cendak, Jennifer N. Cendak, Peter Strasser, Alexander Gorer, Martin Devenney, Ting He, Hiroyuki Oyanagi, Qun Fan, Konstantinos Chondroudis, Daniel M. Giaquinta, Kenta Urata, Kazuhiko Iwasaki, Hiroichi Fukuda
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Publication number: 20070042259Abstract: A fuel cell catalyst comprising platinum, titanium and tungsten. In one or more embodiments, the concentration of platinum is less than 60 atomic percent, and/or the concentration of titanium is at least 20 atomic percent, and/or the concentration of tungsten is at least 25 atomic percent.Type: ApplicationFiled: June 7, 2004Publication date: February 22, 2007Applicants: Symyx Technologies, Inc., Honda Giken Kogyo Kabushiki KaishaInventors: Qun Fan, Peter Strasser, Alexander Gorer, Martin Devenney, Ting He, Hiroyuki Oyanagi, Daniel Giaquinta, Kenta Urata, Hiroichi Fukuda, Konstantinos Chondroudis, Keith Cendak
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Publication number: 20070010396Abstract: The present invention is directed to a composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum and copper, wherein the concentration of platinum is greater than 50 atomic percent and less than about 80 atomic percent, and further wherein the composition has a particle size which is less than 35 angstroms. The present invention is further directed to various methods for preparing such a composition.Type: ApplicationFiled: August 18, 2004Publication date: January 11, 2007Applicants: Honda Giken Kogyo Kabushiki Kaisha, Symyx Technologies, Inc.Inventors: Daniel Giaquinta, Peter Strasser, Alexander Gorer, Martin Devenney, Hiroyuki Oyanagi, Kenta Urata, Hiroichi Fukuda, Keith Cendak, Konstantinos Chondroudis
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Publication number: 20060251952Abstract: A fuel cell catalyst comprising platinum, chromium, and copper, nickel or a combination thereof. In one or more embodiments, the concentration of platinum is less than 50 atomic percent, and/or the concentration of chromium is less than 30 atomic percent, and/or the concentration of copper, nickel, or a combination thereof is at least 35 atomic percent.Type: ApplicationFiled: June 3, 2004Publication date: November 9, 2006Inventors: Konstantinos Chondroudis, Alexander Gorer, Martin Devenney, Ting He, Hiroyuki Oyanagi, Daniel Gianquinta, Kenta Urata, Hiroichi Fukuda, Qun Fan, Peter Strasser, Keith Cendak
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Patent number: 7101639Abstract: An improved metal alloy fuel cell electrocatalyst composition containing platinum, rhodium, molybdenum, and nickel iron or a combination thereof.Type: GrantFiled: February 12, 2003Date of Patent: September 5, 2006Assignees: Symyx Technologies, Inc., Honda Giken Kogyo Kabushiki KaishaInventors: Alexander Gorer, Peter Strasser, Martin Devenney, Qun Fan, Konstantinos Chondroudis, Daniel M. Giaquinta, Ting He, Hiroyuki Oyanagi, Kenta Urata, Kazuhiko Iwasaki, Hiroichi Fukuda
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Publication number: 20050227128Abstract: A fuel cell catalyst containing platinum, zinc, and at least one of nickel and iron.Type: ApplicationFiled: March 6, 2003Publication date: October 13, 2005Inventors: Martin Devenney, Peter Strasser, Alexander Gorer, Qun Fan, Konstantinos Chondroudis, Daniel Giaquinta, Ting He, Hiroyuki Oyanagi, Kenta Urata, Kazuhiko Iwasaki, Hiroichi Fukuda
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Publication number: 20050170222Abstract: An improved metal alloy composition for a fuel cell catalyst containing platinum, nickel, and manganese or iron.Type: ApplicationFiled: February 27, 2003Publication date: August 4, 2005Inventors: Peter Strasser, Alexander Gorer, Martin Devenney, Ting He, Hiroyuki Oyanagi, Qun Fan, Konstantinos Chondroudis, Daniel Giaquinta, Kenta Urata, Kazuhiko Iwasaki, Hiroichi Fukuda
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Publication number: 20050106449Abstract: An improved metal alloy composition for a fuel call catalyst containing platinum, manganese, and cobalt.Type: ApplicationFiled: February 27, 2003Publication date: May 19, 2005Inventors: Qun Fan, Peter Strasser, Alexander Gorer, Martin Devenney, Konstantinos Chondroudis, Daniel Giaquinta, Ting He, Hiroyuki Oyanagi, Kenta Urata, Kazuhiko Iwasaki, Hiroichi Fukuda
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Patent number: 6821087Abstract: A flow-rectifying member comprising a plurality of vanes, an outer platform and an inner platform for having a flow-rectifying function to a fluid flowing thereinto, which is integrally constituted by annularly connecting a plurality of flow-rectifying member units each having an integral structure comprising a vane, an outer platform piece and an inner platform piece, with the adjacent outer platform pieces connected to each other, and with the adjacent inner platform pieces connected to each other; each flow-rectifying member unit comprising (a) a core comprising a web constituting the vane, and flanges integrally connected to both ends of the web for constituting the outer platform piece and the inner platform piece, and (b) a skin layer covering a surface of the core; and the skin layer being made of a rubber or a thermosetting resin having rubber elasticity.Type: GrantFiled: January 21, 2003Date of Patent: November 23, 2004Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Keizo Matsumoto, Hiroichi Fukuda, Yasuhisa Tateoka
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Publication number: 20030232235Abstract: An improved metal alloy fuel cell electrocatalyst composition containing platinum, rhodium, molybdenum, and nickel iron or a combination thereof.Type: ApplicationFiled: February 12, 2003Publication date: December 18, 2003Applicant: Symyx Technologies, Inc.Inventors: Alexander Gorer, Peter Strasser, Martin Devenney, Qun Fan, Konstantinos Chondroudis, Daniel M. Giaquinta, Ting He, Hiroyuki Oyanagi, Kenta Urata, Kazuhiko Iwasaki, Hiroichi Fukuda
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Publication number: 20030185673Abstract: A flow-rectifying member comprising a plurality of vanes, an outer platform and an inner platform for having a flow-rectifying function to a fluid flowing thereinto, which is integrally constituted by annularly connecting a plurality of flow-rectifying member units each having an integral structure comprising a vane, an outer platform piece and an inner platform piece, with the adjacent outer platform pieces connected to each other, and with the adjacent inner platform pieces connected to each other; each flow-rectifying member unit comprising (a) a core comprising a web constituting the vane, and flanges integrally connected to both ends of the web for constituting the outer platform piece and the inner platform piece, and (b) a skin layer covering a surface of the core; and the skin layer being made of a rubber or a thermosetting resin having rubber elasticity.Type: ApplicationFiled: January 21, 2003Publication date: October 2, 2003Applicant: HONDA GIKEN KOGYO KABUSHIKI KAISHAInventors: Keizo Matsumoto, Hiroichi Fukuda, Yasuhisa Tateoka