Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6656637 | Carbon-based active material for rechargeable lithium battery and method of preparing carbon-based active material | Sang Young Yoon, Tsuno Toshiaki, Matsubara Keiko | 2003-12-02 |