Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6555272 | Lithium secondary battery and active material for negative electrode in lithium secondary battery | Kimihito Suzuki, Takeshi Hamada, Taro Kono, Tsutomu Sugiura | 2003-04-29 |