Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304822 | Battery pack | Fusao Fushiya, Michio Okumura | 1989-11-28 |
| 4808492 | Fuel cell using liquid electrolyte | Norihira Uozumi, Koji Amakawa, Atsushi Miki, Yasuyuki Tsutsumi | 1989-02-28 |