Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6746793 | Polymer electrolyte fuel cell | Eiichi Yasumoto, Kazuhito Hatoh, Makoto Uchida, Yasushi Sugawara, Teruhisa Kanbara +6 more | 2004-06-08 |
| 6689504 | Fuel cell stack with separator of a laminate structure | Toshihiro Matsumoto, Kazuhito Hatoh, Hideo Ohara, Kazufumi Nishida, Teruhisa Kanbara | 2004-02-10 |
| 6667268 | Polymer electrolyte fuel cell having a porous catalyst layer and a method for manufacturing the same | Yasushi Sugawara, Makoto Uchida, Eiichi Yasumoto, Teruhisa Kanbara, Junji Morita | 2003-12-23 |
| 6660419 | Solid polymer electrolyte fuel cell | Kazufumi Nishida, Eiichi Yasumoto, Kazuhito Hatoh, Makoto Uchida, Hideo Ohara +4 more | 2003-12-09 |
| 6660424 | Fuel cell and method of manufacture thereof | Eiichi Yasumoto, Makoto Uchida, Yasushi Sugawara, Kazufumi Nishida, Kazuhito Hatoh +6 more | 2003-12-09 |
| 6638655 | Fuel cell system | Osamu Sakai, Kazuhito Hatoh, Junji Niikura, Makoto Uchida | 2003-10-28 |
| 6579639 | Polymer electrolyte fuel cell | Makoto Uchida, Eiichi Yasumoto, Hiroki Kusakabe, Yasushi Sugawara, Yoshihiro Hori | 2003-06-17 |
| 6541144 | Fuel cell system | Hiroki Kusakabe, Eiichi Yasumoto, Osamu Sakai | 2003-04-01 |
| 6531236 | Polymer electrolyte fuel cell stack | Kazuhito Hatoh, Eiichi Yasumoto, Kazufumi Nishida, Teruhisa Kanbara, Hideo Ohara +3 more | 2003-03-11 |
| 6455109 | Electrode for fuel cell and method of producing the same | Eiichi Yasumoto, Makoto Uchida, Yasushi Sugawara, Yasutomo Funakoshi, Kouji Nakagawa +1 more | 2002-09-24 |
| 6372373 | Solid polymer electrolyte fuel cell and method for producing the same | Kazuhito Hatoh, Kazufumi Nishida, Hideo Ohara, Eiichi Yasumoto, Teruhisa Kanbara +4 more | 2002-04-16 |
| 6329093 | Polymer electrolyte fuel cell stack | Hideo Ohara, Kazuhito Hatoh, Kazufumi Nishida, Makoto Uchida, Eiichi Yasumoto +3 more | 2001-12-11 |
| 6210823 | Polymer electrolyte fuel cell | Kazuhito Hatoh, Eiichi Yasumoto, Kazufumi Nishida, Hideo Ohara, Makoto Uchida +4 more | 2001-04-03 |
| 6187464 | Method for activating fuel cell | Eiichi Yasumoto, Kazuhito Hatoh, Kazufumi Nishida, Teruhisa Kanbara | 2001-02-13 |
| 6117579 | Polymer electrolyte fuel cell | Takaharu Gamou, Kazuhito Hatoh, Eiichi Yasumoto | 2000-09-12 |
| 5929351 | Co-Sb based thermoelectric material and a method of producing the same | Hiroki Kusakabe, Masuo Takigawa | 1999-07-27 |
| 5917144 | Thermoelectric generator, thermoelectric generator for outdoor use | Shoko Miyake | 1999-06-29 |
| 5507879 | Sensor utilizing thermoelectric material and method for manufacture thereof | Yasushi Nakagiri, Yoshiaki Yamamoto | 1996-04-16 |
| 5448891 | Dehumidifier | Yasushi Nakagiri, Yoshiaki Yamamoto, Shoko Nakasuji | 1995-09-12 |
| 5325683 | Heat pump apparatus | Yoshiaki Yamamoto, Shinji Omura, Yasushi Nakagiri | 1994-07-05 |
| 5226298 | Thermoelectric air conditioner with absorbent heat exchanger surfaces | Yoshiaki Yamamoto, Fumitoshi Nishiwaki, Yasushi Nakagiri | 1993-07-13 |
| 4997729 | Anode for high temperature fuel cell | Kazuhito Hatoh, Junji Niikura, Noboru Taniguchi, Takaharu Gamo, Yoshio Moriwaki +1 more | 1991-03-05 |