Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632568 | NON-SINTERED NICKEL ELECTRODE WITH EXCELLENT OVER-DISCHARGE CHARACTERISTICS, AN ALKALINE STORAGE CELL HAVING THE NON-SINTERED NICKEL ELECTRODE, AND A MANUFACTURING METHOD OF THE NON-SINTERED NICKEL ELECTRODE | Akifumi Yamawaki, Takeo Hamamatsu, Yoshitaka Baba | 2003-10-14 |
| 5688616 | Non-sintered nickel electrode with excellent over-discharge characteristics, an alkaline storage cell having the non-sintered nickel electrode, and a manufacturing method of the non-sintered nickel electrode | Akifumi Yamawaki, Takeo Hamamatsu, Yoshitaka Baba | 1997-11-18 |
| 5672447 | Non-sintered nickel electrode with excellent over-discharge characteristics, an alkaline storage cell having the non-sintered nickel electrode, and a manufacturing method of the non-sintered nickel electrode | Akifumi Yamawaki, Takeo Hamamatsu, Yoshitaka Baba | 1997-09-30 |
| 5629111 | Nickel electrode active material; a nickel electrode and a nickel alkali storage cell using such nickel electrode active material; and production methods of such material, electrode, and cell | Akifumi Yamawaki, Motoo Tadokoro, Takeo Hamamatsu, Yoshitaka Baba | 1997-05-13 |
| 5132177 | Alkaline storage cell | Katsuya Kawano, Yoshikazu Ishikura | 1992-07-21 |
| 5079110 | Alkaline storage cell | Ichirou Yoshida | 1992-01-07 |
| 4990414 | Cadmium negative electrode for use in an alkaline storage cell and its manufacturing method | Kazuhiro Matsui, Akira Sugano, Ichirou Yoshida, Yukiharu Nishikawa, Toshiaki Shiojiri +2 more | 1991-02-05 |
| 4844948 | Method of manufacturing nickel hydroxide electrode for alkaline storage cell | Hironori Honda | 1989-07-04 |