Patents by Inventor Daniel M. Giaquinta
Daniel M. Giaquinta 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: 8263519Abstract: Catalysts for dewaxing of hydrocarbon feeds, particularly feeds with elevated sulfur and nitrogen levels, are provided. The dewaxing catalysts include a zeolite with a low silica to alumina ratio combined with a low surface binder, or alternatively the formulated catalyst has a high ratio of zeolite surface area to external surface area.Type: GrantFiled: December 18, 2008Date of Patent: September 11, 2012Assignee: ExxonMobil Research and Engineering CompanyInventors: Christine N. Elia, Mohan Kalyanaraman, Michel A. Daage, Stephen H. Brown, Lei Zhang, Robert A. Crane, Valery Sokolovskii, David M. Lowe, Jun Han, Nicholas Ohler, Daniel M. Giaquinta, Anthony F. Volpe, Jr.
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Patent number: 8030240Abstract: Catalysts for dewaxing of hydrocarbon feeds, particularly feeds with elevated sulfur and nitrogen levels, are provided. The dewaxing catalysts include at least two zeolites, including a zeolite with a low silica to alumina ratio. The catalysts may be combined with a low surface binder, or alternatively the catalysts as formulated may have a high ratio of zeolite surface area to external surface area.Type: GrantFiled: December 18, 2008Date of Patent: October 4, 2011Assignee: ExxonMobil Research and Engineering CompanyInventors: Christine N. Elia, Mohan Kalyanaraman, Lei Zhang, Michel A. Daage, Darden Sinclair, Valery Sokolovskii, David M. Lowe, Jun Han, Nicholas Ohler, Daniel M. Giaquinta, Anthony F. Volpe, Jr.
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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: 7811965Abstract: A composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum, copper, and nickel, wherein the concentration of platinum therein is greater than 50 atomic percent and less than 80 atomic percent, and further wherein the sum of the concentrations of platinum, copper and nickel is greater than 95 atomic percent.Type: GrantFiled: August 17, 2005Date of Patent: October 12, 2010Assignees: Symyx Solutions, Inc., Honda Giken Kogyo Kabushiki KaishaInventors: Keith James Cendak, Alexander Gorer, Peter Strasser, Martin Devenney, Qun Fan, Konstantinos Chondroudis, Daniel M. Giaquinta, Kenta Urata, Hiroyuki Oyanagi
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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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Publication number: 20100075831Abstract: Catalysts for dewaxing of hydrocarbon feeds, particularly feeds with elevated sulfur and nitrogen levels, are provided. The dewaxing catalysts include at least two zeolites, including a zeolite with a low silica to alumina ratio. The catalysts may be combined with a low surface binder, or alternatively the catalysts as formulated may have a high ratio of zeolite surface area to external surface area.Type: ApplicationFiled: December 18, 2008Publication date: March 25, 2010Inventors: Christine N. Elia, Mohan Kalyanaraman, Lei Zhang, Michel A. Daage, Darden Sinclair, Valery Sokolovskii, David M. Lowe, Jun Han, Nicholas Ohler, Daniel M. Giaquinta, Anthony F. Volpe, JR.
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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: 7615509Abstract: Supported metallic catalysts comprised of a Group VIII metal, a Group VIB metal, and an organic additive, and methods for synthesizing supported metallic catalysts are provided. The catalysts are prepared by a method wherein precursors of both metals are mixed and interacted with at least one organic additive, dried, calcined, and sulfided. The catalysts are used for hydroprocessing, particularly hydrodesulfurization and hydrodenitrogenation, of hydrocarbon feedstocks.Type: GrantFiled: October 11, 2007Date of Patent: November 10, 2009Assignee: ExxonMobil Research and Engineering CompanyInventors: Chuansheng Bai, EL-Mekki El-Malki, Jeff Elks, Zhiguo Hou, Jon M. McConnachie, Pallassana S. Venkataraman, Jason Wu, Peter W. Jacobs, Jun Han, Daniel M. Giaquinta, Alfred Hagemeyer, Valery Sokolovskii, Anthony F. Volpe, Jr., David M. Lowe
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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: 20090176643Abstract: Catalysts for dewaxing of hydrocarbon feeds, particularly feeds with elevated sulfur and nitrogen levels, are provided. The dewaxing catalysts include a zeolite with a low silica to alumina ratio combined with a low surface binder, or alternatively the formulated catalyst has a high ratio of zeolite surface area to external surface area.Type: ApplicationFiled: December 18, 2008Publication date: July 9, 2009Inventors: Christine N. Elia, Mohan Kalyanaraman, Michel A. Daage, Stephen H. Brown, Lei Zhang, Robert A. Crane, Valery Sokolovskii, David M. Lowe, Jun Han, Nicholas Ohler, Daniel M. Giaquinta, Anthony F. Volpe, JR.
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Patent number: 7479343Abstract: A fuel cell electrocatalyst that contains platinum, indium, and at least one of tungsten, iron, and manganese.Type: GrantFiled: May 19, 2004Date of Patent: January 20, 2009Assignees: Symyx Technologies, Inc., Honda Giken Kogyo Kabushiki KaishaInventors: Martin Devenney, Alexander Gorer, Peter Strasser, Ting He, Hiroyuki Oyanagi, Daniel M. Giaquinta, Qun Fan, Konstantinos Chondroudis
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Patent number: 7422994Abstract: A composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum, copper and tungsten, or an oxide, carbide and/or salt of one or more of platinum, copper and tungsten, wherein the sum of the concentrations of platinum, copper and tungsten, or an oxide, carbide and/or salt thereof, is greater than 90 atomic percent.Type: GrantFiled: December 21, 2005Date of Patent: September 9, 2008Assignees: Symyx Technologies, Inc., Honda Giken Kogyo Kabushiki KaishaInventors: Konstantinos Chondroudis, Alexander Gorer, Peter Strasser, Martin Devenney, Qun Fan, Daniel M. Giaquinta, Keith James Cendak, Hiroyuki Oyanagi, Kenta Urata
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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: 20080146438Abstract: Supported metallic catalysts comprised of a Group VIII metal, a Group VIB metal, and an organic additive, and methods for synthesizing supported metallic catalysts are provided. The catalysts are prepared by a method wherein precursors of both metals are mixed and interacted with at least one organic additive, dried, calcined, and sulfided. The catalysts are used for hydroprocessing, particularly hydrodesulfurization and hydrodenitrogenation, of hydrocarbon feedstocks.Type: ApplicationFiled: October 11, 2007Publication date: June 19, 2008Inventors: Chuangsheng Bai, EL-Mekki El-Malki, Jeff Elks, Zhiguo Hou, Jon M. McConnachie, Pallassana S. Venkataraman, Jason Wu, Peter W. Jacobs, Jun Han, Daniel M. Giaquinta, Alfred Hagemeyer, Valery Sokolovskii, Anthony F. Volpe, David M. Lowe
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Patent number: 7320858Abstract: A combinatorial method for discovering or optimizing materials is disclosed. The method uses solution-based components that are mixed and dispensed into regions on a substrate for drying and/or heat-treating. The drying and/or heat-treating produces materials that can be tested for a desired property.Type: GrantFiled: March 31, 2003Date of Patent: January 22, 2008Assignee: The Regents of the University of CaliforniaInventors: Daniel M. Giaquinta, Martin Devenney, Keith A. Hall, Isy Goldwasser, Peter G. Schultz, Xiao-Dong Xiang, Xiao-Dong Sun, Gabriel BriceƱo, Kai-An Wang
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Patent number: 7166470Abstract: A combinatorial method for discovering or optimizing materials is disclosed. The method uses solution-based components that are mixed and dispensed into regions on a substrate for drying and/or heat-treating. The drying and/or heat-treating produces materials that can be tested for a desired property.Type: GrantFiled: January 3, 2003Date of Patent: January 23, 2007Assignee: Symyx Technologies, Inc.Inventors: Daniel M. Giaquinta, Martin Devenney, Keith A. Hall, Isy Goldwasser
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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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Patent number: 6875717Abstract: A method and system for the in situ synthesis of a combinatorial library including impregnating a first component with a second component. The method and system advantageously may be employed in the synthesis of materials for screening for usefulness as a catalyst.Type: GrantFiled: July 16, 2003Date of Patent: April 5, 2005Assignee: Symyx Technologies, Inc.Inventors: Claus G. Lugmair, Damodara M. Poojary, Alfred Hagemeyer, Daniel M. Giaquinta
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Patent number: 6758951Abstract: An apparatus including a basis that has a plurality of wells associated therewith for defining a plurality of electrochemical cells; at least two electrodes sealingly disposed in each electrochemical cell; and circuitry for providing an electrical connection between an electrical source and each said cell. A particularly preferred apparatus employs at least one printed circuit board secured to the base. In a preferred method, candidate materials are introduced into the apparatus and their respective performances are analyzed.Type: GrantFiled: October 11, 2001Date of Patent: July 6, 2004Assignee: Symyx Technologies, Inc.Inventors: Daniel M. Giaquinta, Alexander Gorer, Martin Devenney, Sum Nguyen, Leonid Matsiev