1
Kazuyuki Shiratori, Toru Sekiba, Katsuo Suga, Masanori Nakamura, Hironori Wakamatsu, Hirofumi Yasuda: Catalyst powder, method of producing the catalyst powder, and exhaust gas purifying catalyst. Nissan Motor, Foley & Lardner, March 9, 2010: US07674744 (65 worldwide citation)

A method of producing catalyst powder of the present invention has a step of precipitating a carrier in a reversed micelle, and a step of precipitating at least one of a noble metal particle and a transition metal particle in the reversed micelle in which the carrier is precipitated. By this method, ...


2
Kazuyuki Shiratori, Katsuo Suga, Masanori Nakamura, Jun Ikezawa: Exhaust gas purifying catalyst and production method thereof. Nissan Motor, Renault S, Foley & Lardner, July 20, 2010: US07759279 (38 worldwide citation)

An exhaust gas purifying catalyst including: rhodium particles having catalytic activity; compound particles which are formed on peripheries of the rhodium particles and support the rhodium particles; and oxides which are formed on peripheries of the compound particles and suppress coagulation of th ...


3
Masanori Nakamura, Katsuo Suga, Hironori Wakamatsu, Kazuyuki Shiratori, Hirofumi Yasuda, Makoto Aoyama, Jun Ikezawa: Exhaust gas purifying catalyst and production method thereof. Nissan Motor, Renault S, Foley & Lardner, March 26, 2013: US08404611 (34 worldwide citation)

An object is to maintain an effect of enhancing activity of noble metal particles by transition metal without increasing production cost and an environmental load. An exhaust gas purifying catalyst 1 is composed of: noble metal particles 2; first compounds 3 which contact the noble metal particles 2 ...


4
Hirofumi Yasuda, Katsuo Suga, Masanori Nakamura, Hironori Wakamatsu, Kazuyuki Shiratori, Toru Sekiba: Catalyst powder, exhaust gas purifying catalyst, and method of producing the catalyst powder. Nissan Motor, Foley & Lardner, October 13, 2009: US07601670 (24 worldwide citation)

A method of producing catalyst powder of the present invention has a step of precipitating any one of a noble metal particle (5) and a transition metal particle (10) in a reversed micelle (1); a step of precipitating, in the reversed micelle (1) in which any one of the noble metal particle (5) and t ...


5
Hironori Wakamatsu, Masanori Nakamura, Kazuyuki Shiratori, Hirofumi Yasuda, Katsuo Suga, Toru Sekiba: Catalyst powder, exhaust gas purifying catalyst, and method of producing the catalyst powder. Nissan Motor, Foley & Lardner, May 11, 2010: US07713911 (16 worldwide citation)

A method of producing catalyst powder of the present invention has a step of precipitating a transition metal particle and a base-metal compound in a reversed micelle substantially simultaneously, and a step of precipitating a noble metal particle in the reversed micelle. By this method, it is possi ...


6
Masanori Nakamura, Katsuo Suga, Toru Sekiba, Hironori Wakamatsu, Kazuyuki Shiratori, Hirofumi Yasuda: Catalyst powder, exhaust gas purifying catalyst, and method of producing the catalyst powder. Nissan Motor, Foley & Lardner, September 8, 2009: US07585811 (15 worldwide citation)

A method of producing catalyst powder of the present invention has a step of precipitating a noble metal particle (2) and a porous carrier (1) in a reversed micelle substantially simultaneously; and a step of precipitating a transition metal particle (3) in the reversed micelle. By this method, it i ...


7
Hironori Wakamatsu, Hirofumi Yasuda, Kazuyuki Shiratori, Masanori Nakamura, Katsuo Suga, Toru Sekiba: Catalyst, exhaust gas purification catalyst, and method for manufacturing same. Nissan Motor, Global IP Counselors, October 20, 2009: US07605108 (14 worldwide citation)

A catalyst which suppresses aggregation of metal particles and which has superior heat resistance. In the catalyst, metal particles are supported by a surface of a carrier while being partially embedded therein.


8
Hiroto Kikuchi, Katsuo Suga, Masanori Nakamura, Hironori Wakamatsu, Kazuyuki Shiratori, Toshiharu Miyamura, Jun Ikezawa: Exhaust gas purifying catalyst and method of producing the same. Nissan Motor, Young Basile, July 12, 2011: US07977276 (6 worldwide citation)

Disclosed is an exhaust gas purifying catalyst exhibiting excellent purification performance for a long period of time by suppressing coagulation of a noble metal. A catalyst powder comprises a noble metal and first and second compounds. In the catalyst powder, the first compound carries the noble m ...


9
Hiroto Kikuchi, Masanori Nakamura, Hironori Wakamatsu, Hideaki Morisaka, Hirofumi Yasuda, Katsuo Suga, Kazuyuki Shiratori, Kenji Uesugi, Toshiharu Miyamura: Exhaust gas purifying catalyst and production method thereof. Nissan Motor, Renault s, Foley & Lardner, November 16, 2010: US07833930 (3 worldwide citation)

An exhaust gas purifying catalyst including: a plurality of first compounds 5 which have precious metal particles 3 supported thereon and are formed into a particle shape; and second compounds 7 which are arranged among the plurality of first compounds 5 and separate the first compounds 5 from one a ...


10
Masanori Nakamura, Yoshiaki Hiramoto, Hiroto Kikuchi, Hironori Wakamatsu, Kazuyuki Shiratori, Tetsuro Naito, Katsuo Suga: Exhaust gas purifying catalyst. Nissan Motor, Foley & Lardner, December 17, 2013: US08609578 (1 worldwide citation)

An exhaust gas purifying catalyst is constituted by: noble metal particles (1); first compounds (2) which support the noble metal particles (1); second compounds (3) different in type from the first compounds (2); and oxides (4) which surround the noble metal particles (1), the first compounds (2) a ...