Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818339 | Polymer electrolyte type fuel cell | Hisaaki Gyoten, Makoto Uchida, Eiichi Yasumoto, Teruhisa Kanbara, Junji Morita +6 more | 2004-11-16 |
| 6746793 | Polymer electrolyte fuel cell | Hisaaki Gyoten, Eiichi Yasumoto, Kazuhito Hatoh, Makoto Uchida, Teruhisa Kanbara +6 more | 2004-06-08 |
| 6667268 | Polymer electrolyte fuel cell having a porous catalyst layer and a method for manufacturing the same | Hisaaki Gyoten, Makoto Uchida, Eiichi Yasumoto, Teruhisa Kanbara, Junji Morita | 2003-12-23 |
| 6660419 | Solid polymer electrolyte fuel cell | Kazufumi Nishida, Eiichi Yasumoto, Hisaaki Gyoten, Kazuhito Hatoh, Makoto Uchida +4 more | 2003-12-09 |
| 6660424 | Fuel cell and method of manufacture thereof | Hisaaki Gyoten, Eiichi Yasumoto, Makoto Uchida, Kazufumi Nishida, Kazuhito Hatoh +6 more | 2003-12-09 |
| 6579639 | Polymer electrolyte fuel cell | Hisaaki Gyoten, Makoto Uchida, Eiichi Yasumoto, Hiroki Kusakabe, Yoshihiro Hori | 2003-06-17 |
| 6531236 | Polymer electrolyte fuel cell stack | Kazuhito Hatoh, Eiichi Yasumoto, Kazufumi Nishida, Hisaaki Gyoten, Teruhisa Kanbara +3 more | 2003-03-11 |
| 6455109 | Electrode for fuel cell and method of producing the same | Eiichi Yasumoto, Hisaaki Gyoten, Makoto Uchida, Yasutomo Funakoshi, Kouji Nakagawa +1 more | 2002-09-24 |
| 6444346 | Fuel cells stack | Hideo Ohara, Makoto Uchida | 2002-09-03 |
| 6372373 | Solid polymer electrolyte fuel cell and method for producing the same | Hisaaki Gyoten, Kazuhito Hatoh, Kazufumi Nishida, Hideo Ohara, Eiichi Yasumoto +4 more | 2002-04-16 |
| 6329093 | Polymer electrolyte fuel cell stack | Hideo Ohara, Hisaaki Gyoten, Kazuhito Hatoh, Kazufumi Nishida, Makoto Uchida +3 more | 2001-12-11 |
| 6316139 | Fuel cell having a gasket with an adhesive layer | Makoto Uchida, Yuko Fukuoka, Hideo Ohara, Nobuo Eda | 2001-11-13 |
| 6242260 | Design for an electrode | Makoto Uchida, Yuko Fukuoka, Nobuo Eda | 2001-06-05 |
| 6215272 | Fuel cell device | Hideo Ohara, Makoto Uchida, Yuko Fukuoka, Nobuo Eda, Keiichi Iiyama | 2001-04-10 |
| 6210823 | Polymer electrolyte fuel cell | Kazuhito Hatoh, Eiichi Yasumoto, Kazufumi Nishida, Hisaaki Gyoten, Hideo Ohara +4 more | 2001-04-03 |
| 6194092 | Fuel cell apparatus | Hideo Ohara, Makoto Uchida | 2001-02-27 |
| 6194094 | Polymer electrolyte fuel cell | Makoto Uchida, Hideo Ohara, Yuko Fukuoka, Nobuo Eda | 2001-02-27 |
| 6060187 | Solid polymer type fuel cell and method for manufacturing the same | Makoto Uchida, Yuko Fukuoka, Nobuo Eda | 2000-05-09 |
| 6057051 | Miniaturized fuel cell assembly | Makoto Uchida, Yuko Fukuoka, Nobuo Eda | 2000-05-02 |
| 5866423 | Measuring method of the specific surface area available for reaction of noble metal catalyst in the electrode of polymer electrolyte membrane fuel cell | Makoto Uchida, Yuko Fukuoka, Nobuo Eda | 1999-02-02 |
| 5393386 | Method for preparing aqueous quaternary ammonium hydroxide solution | Tetsuo Aoyama, Toshio Kondo, Masahiro Miyake | 1995-02-28 |