Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6114063 | Alkaline storage battery and method for treating surface of positive electrode active material thereof | Masumi Katsumoto, Takeshi Yao, Yasuharu Yamamura | 2000-09-05 |
| 5879429 | Method for producing hydrogen storage alloy electrode | Yasuharu Yamamura, Yoichi Izumi, Yoshio Moriwaki | 1999-03-09 |
| 5700596 | Nickel hydroxide active material powder and nickel positive electrode and alkali storage battery using them | Munehisa Ikoma, Masashi Enokido, Fumihiko Yoshii, Hideo Kaiya, Shingo Tsuda | 1997-12-23 |
| 5547784 | Alkaline storage battery and method for producing the same | Takashi Okawa, Masashi Enokido, Shingo Tsuda | 1996-08-20 |
| 5466543 | Nickel positive electrode for use in alkaline storage battery and nickel-hydrogen storage battery using the same | Munehisa Ikoma, Kimie Muramatsu, Hiromu Matsuda, Isao Matsumoto | 1995-11-14 |