Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7754387 | Separator for battery and alkaline battery | Toshimitsu Harada, Hisashi Nagi, Hiroyuki Kawai, Seiji Wada | 2010-07-13 |
| 5595836 | Manganese dry battery | Shohei Nozaki, Ryohei Ashihara, Hajime Murakami, Kohei Kubota, Akira Kato +1 more | 1997-01-21 |