Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664007 | Lithium ion secondary battery | Kouji Hamano, Yasuhiro Yoshida, Hisashi Shiota, Shou Shiraga, Shigeru Aihara +1 more | 2003-12-16 |
| 6653015 | Lithium ion secondary battery | Yasuhiro Yoshida, Kouji Hamano, Michio Murai, Hisashi Shiota, Shigeru Aihara +1 more | 2003-11-25 |
| 6537705 | Lithium ion secondary battery and its manufacture | Kouji Hamano, Hisashi Shiota, Yasuhiro Yoshida, Michio Murai, Shigeru Aihara +1 more | 2003-03-25 |