Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861688 | Zinc-alkaline battery | Akira Miura, Kanji Takata, Ryoji Okazaki, Keiichi Kagawa | 1989-08-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861688 | Zinc-alkaline battery | Akira Miura, Kanji Takata, Ryoji Okazaki, Keiichi Kagawa | 1989-08-29 |