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, Tomoichi Kamo, Kazutoshi Higashiyama | 2005-11-15 |
| 6898796 | Optical information medium and making method | Tsuyoshi Komaki, Hideki Hirata | 2005-05-24 |
| 6893764 | Solid polyelectrolyte, assembly of membrane and electrodes, and fuel cell | Tohru Koyama, Toshiyuki Kobayashi, Tomoichi Kamo, Kazutoshi Higashiyama | 2005-05-17 |
| 6869713 | Fuel cell, fuel cell generator, and equipment using the same | Tomoichi Kamo, Syuichi Oohara, Jinichi Imahashi, Masanori Yoshikawa, Norio Yamada | 2005-03-22 |