Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6964823 | Solid polymer electrolyte, a membrane using thereof, a solution for coating electrode catalyst, a membrane/electrode assembly, and a fuel cell | Toru Koyama, Toshiyuki Kobayashi, Kenji Yamaga, Kazutoshi Higashiyama | 2005-11-15 |
| 6893764 | Solid polyelectrolyte, assembly of membrane and electrodes, and fuel cell | Tohru Koyama, Toshiyuki Kobayashi, Kenji Yamaga, Kazutoshi Higashiyama | 2005-05-17 |
| 6890673 | Hydrogen producing apparatus and power generating system using it | Kazutoshi Higashiyama, Masahiro Komachiya, Kiyoshi Hiyama, Noriyuki Imada, Tetsurou Okano +1 more | 2005-05-10 |
| 6869713 | Fuel cell, fuel cell generator, and equipment using the same | Syuichi Oohara, Kenji Yamaga, Jinichi Imahashi, Masanori Yoshikawa, Norio Yamada | 2005-03-22 |