Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833204 | Method of operating phosphoric acid fuel cell | Hiroyuki Oyanagi, Shuji Sato, Masahiro Ise | 2004-12-21 |
| 6815109 | Fuel cell system | Koji Okazaki, Shuji Sato | 2004-11-09 |
| 6767661 | Fuel cell system and method for operating the same | Masahiro Ise, Shuji Sato | 2004-07-27 |
| 6696185 | Fuel cell and fastening method therefor | — | 2004-02-24 |