Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5525568 | Supported metallic catalyst and manufacturing method thereof | Motoo Yamaguchi, Kenzo Kobayashi, Takahide Matsuo | 1996-06-11 |
| 4808492 | Fuel cell using liquid electrolyte | Koji Amakawa, Yoshiyuki Kubota, Atsushi Miki, Yasuyuki Tsutsumi | 1989-02-28 |
| 4615955 | Fuel cell | Koji Amakawa | 1986-10-07 |
| 4407904 | Fuel cell | Takeo Yamagata, Saburo Yasukawa, Yasuyuki Tsutsumi, Seiichiro Ono | 1983-10-04 |
| 4277746 | Gas-insulated electric apparatus and method of detecting partial discharge therein | Kozin Abe, Kazuaki Oishi | 1981-07-07 |