Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8080336 | Alkaline dry battery | Hidekatsu Izumi, Susumu Kato, Kenji Yamamoto, Hirofumi Iwaki | 2011-12-20 |
| 8080339 | Gelled negative electrode for alkaline battery and alkaline battery | — | 2011-12-20 |