Hasegawa; Norifumi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hasegawa; Norifumi.The latest application filed is for "fuel cell reaction layer, fuel cell, and method for producing fuel cell reaction layer".
- Hasegawa; Norifumi - Tokyo JP
- Hasegawa; Norifumi - Sappro JP
- Hasegawa; Norifumi - Sapporo JP
| Patent | Date |
|---|---|
| Fuel cell reaction layer Grant 8,318,383 - Hasegawa November 27, 2 | 2012-11-27 |
| Fuel cell with novel reaction layer Grant 7,776,477 - Hasegawa August 17, 2 | 2010-08-17 |
| Fuel Cell Reaction Layer, Fuel Cell, and Method for Producing Fuel Cell Reaction Layer App 20090162735 - Hasegawa; Norifumi | 2009-06-25 |
| Mixed conductor Grant 7,479,241 - Hasegawa January 20, 2 | 2009-01-20 |
| Fuel Cell With Novel Reaction Layer App 20080206625 - Hasegawa; Norifumi | 2008-08-28 |
| Mixed conductor and mixed conductor producing method Grant 7,160,837 - Hasegawa January 9, 2 | 2007-01-09 |
| Mixed conductor App 20050104045 - Hasegawa, Norifumi | 2005-05-19 |
| Combining method App 20050020716 - Hasegawa, Norifumi ; et al. | 2005-01-27 |
| Manufacturing method for electrolyte membrane App 20050020715 - Hasegawa, Norifumi ; et al. | 2005-01-27 |
| Mixed conductor and mixed conductor producing method App 20040227129 - Hasegawa, Norifumi | 2004-11-18 |
| Gaseous-diffusion electrode and electrochemical reactor using the same Grant 5,423,967 - Kunimatsu , et al. June 13, 1 | 1995-06-13 |
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