Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6753112 | Positive electrode active material and non-aqueous secondary battery using the same | Yasumasa Ooya, Ryo Sakai, Koshin Tanaka, Kazuki Amemiya, Hajime Takeuchi +1 more | 2004-06-22 |