Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857419 | Method of operating zinc-halogen secondary battery | Takafumi Hashimoto | 1989-08-15 |
| 4614693 | Metal-halogen secondary battery | Takafumi Hashimoto, Yasuo Ando | 1986-09-30 |