Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691086 | Nickel active material for use in alkali storage cells and its manufactuiring method | Yoshitaka Baba, Motoo Tadokoro, Akifumi Yamawaki | 1997-11-25 |
| 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, Shinsuke Nakahori, 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, Shinsuke Nakahori, 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, Shinsuke Nakahori, Motoo Tadokoro, Yoshitaka Baba | 1997-05-13 |