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Patent applications and USPTO patent grants for Osao; Noriaki.The latest application filed is for "solid polymer electrolyte fuel cell stack".
Patent | Date |
---|---|
Solid polymer electrolyte fuel cell stack Grant 8,221,931 - Sugita , et al. July 17, 2 | 2012-07-17 |
Solid polymer electrolyte fuel cell stack App 20080085438 - Sugita; Narutoshi ;   et al. | 2008-04-10 |
Solid polymer electrolyte fuel cell stack Grant 7,297,424 - Sugita , et al. November 20, 2 | 2007-11-20 |
Fuel cell Grant 7,226,688 - Fujii , et al. June 5, 2 | 2007-06-05 |
Fuel cell system Grant 7,097,927 - Sugita , et al. August 29, 2 | 2006-08-29 |
Fuel cell stack having intermediate plate for restricting movement of bolt members for fastening stacked body Grant 6,787,262 - Wakahoi , et al. September 7, 2 | 2004-09-07 |
Fuel cell App 20040115512 - Fujii, Yosuke ;   et al. | 2004-06-17 |
Solid polymer electrolyte fuel cell stack App 20040023102 - Sugita, Narutoshi ;   et al. | 2004-02-05 |
Fuel cell Grant 6,686,085 - Fujii , et al. February 3, 2 | 2004-02-03 |
Solid polymer electrolyte fuel cell stack Grant 6,613,470 - Sugita , et al. September 2, 2 | 2003-09-02 |
Fuel cell system App 20030044668 - Sugita, Narutoshi ;   et al. | 2003-03-06 |
Fuel cell stack having intermediate plate for restricting movement of bolt members for fastening stacked body App 20020058176 - Wakahoi, Toshiya ;   et al. | 2002-05-16 |
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