Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8080336 | Alkaline dry battery | Susumu Kato, Kenji Yamamoto, Shinichi Sumiyama, Hirofumi Iwaki | 2011-12-20 |
| 7718315 | Alkaline battery and positive electrode material for alkaline battery comprising nickel oxyhydroxide and manganese dioxide | Fumio Kato, Katsuya Sawada, Yasuo Mukai, Shigeto Noya | 2010-05-18 |
| 7476466 | Alkaline dry battery with a nickel oxyhydroxide and manganese oxide positive electrode including a calcium compound | Tadaya Okada, Yasuo Mukai, Michiko Fujiwara, Shigeto Noya | 2009-01-13 |
| 7335445 | Positive electrode active material for alkaline storage battery, positive electrode and alkaline storage battery | Hiroyuki Sakamoto, Yoichi Izumi | 2008-02-26 |
| 6783892 | Positive electrode active material for alkaline storage batteries, and positive electrode and alkaline storage battery using the same | Hiroyuki Sakamoto, Toru Inagaki, Yoichi Izumi | 2004-08-31 |
| 6706442 | Alkaline storage battery | Hiroyuki Sakamoto, Yoichi Izumi, Yoshio Moriwaki | 2004-03-16 |
| 6573006 | Non-sintered type positive electrode for alkaline storage battery and alkaline storage battery | Hiroshi Nishiyama, Hiroyuki Sakamoto, Yoichi Izumi | 2003-06-03 |
| 6284215 | Manufacturing method of active materials for the positive electrode in alkaline storage batteries | Hiroyuki Sakamoto, Hirokazu Kimiya, Yoichi Izumi, Isao Matsumoto | 2001-09-04 |
| 6261720 | Positive electrode active material for alkaline storage batteries | Hirokazu Kimiya, Yoichi Izumi, Hiroyuki Sakamoto, Isao Matsumoto | 2001-07-17 |
| 6255019 | Cathode active material for alkaline storage battery and cathode using the same | Hiroyuki Sakamoto, Yoichi Izumi | 2001-07-03 |
| 6156456 | Positive electrode active material for alkaline storage battery | Yoichi Izumi, Hiroyuki Sakamoto, Isao Matsumoto | 2000-12-05 |
| 6153334 | Active materials for the positive electrode in alkaline storage battery and the manufacturing method of them | Hiroyuki Sakamoto, Yoichi Izumi, Isao Matsumoto | 2000-11-28 |
| 6129902 | Manufacturing method of active materials for the positive electrode in alkaline storage batteries | Hiroyuki Sakamoto, Hirokazu Kimiya, Yoichi Izumi, Isao Matsumoto | 2000-10-10 |
| 6042753 | Active materials for the positive electrode in alkaline storage batteries | Hiroyuki Sakamoto, Hirokazu Kimiya, Yoichi Izumi, Isao Matsumoto | 2000-03-28 |
| 6013390 | Alkaline storage battery | Hirokazu Kimiya, Youichi Izumi, Hiroyuki Sakamoto, Akihiro Maeda, Isao Matsumoto | 2000-01-11 |