Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4894294 | Electrolytic solution supply type battery | Koichi Ashizawa, Hideharu Ogino | 1990-01-16 |
| 4594298 | Zinc-chloride cell | Yuichi Watakabe, Kunihiko Fujiwara, Toshiaki Yabumoto | 1986-06-10 |
| 4473625 | Zinc-halogen battery | Yuichi Watakabe, Fumiaki Fujisaki, Kunihiko Fujiwara | 1984-09-25 |