Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7169507 | Manganese dry battery | Koji Inokuchi, Keiji Ogino, Isao Kubo | 2007-01-30 |
| 7157182 | Battery | Seiji Wada, Susumu Kato, Yasushi Sumihiro, Kenji Yamamoto, Yuji Mototani | 2007-01-02 |
| 6500584 | Manganese dry batteries | Tetsuya Kobayashi, Keiji Ogino, Michiko Inui | 2002-12-31 |
| 5853920 | Method of manufacturing zinc-titanium mother alloy and manganese dry battery | Hajime Murakami, Kohei Kubota, Koichi Sato | 1998-12-29 |
| 5595836 | Manganese dry battery | Eiji Tano, Shohei Nozaki, Hajime Murakami, Kohei Kubota, Akira Kato +1 more | 1997-01-21 |
| 5017445 | Dry cell | Kikumitsu Suehiro, Kazuo Sugino, Jun Miyoshi, Masatsugu Eri | 1991-05-21 |
| 4965149 | Metal jacket and dry cell using the same | Kikumitsu Suehiro, Masayuki Yabuta, Hideaki Yamagishi | 1990-10-23 |
| 4927719 | Dry cell | Kikumitsu Suehiro, Kazuo Sugino, Jun Miyoshi | 1990-05-22 |