Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808492 | Fuel cell using liquid electrolyte | Koji Amakawa, Yoshiyuki Kubota, Atsushi Miki, Yasuyuki Tsutsumi | 1989-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808492 | Fuel cell using liquid electrolyte | Koji Amakawa, Yoshiyuki Kubota, Atsushi Miki, Yasuyuki Tsutsumi | 1989-02-28 |