Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440607 | Nickel-hydrogen secondary cell | Kazuhiko Harada, Kouji Taguchi | 2002-08-27 |
| 6399247 | Nickel-metal hydride secondary battery | Hiroshi Kitayama, Hirotaka Hayashida, Masaaki Yamamoto, Naomi Bando, Kunihiko Miyamoto | 2002-06-04 |
| 6338916 | Hydrogen absorbing alloy, method of manufacturing hydrogen absorbing alloy and alkali secondary battery | Shuichiro Irie, Reiji Nishikawa, Kazuta Takeno | 2002-01-15 |