Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641955 | Anode material for lithium secondary battery, an electrode for lithium secondary battery and a lithium secondary battery | Keiko Matsubara, Sang Young Yoon | 2003-11-04 |
| 6589696 | Negative active material for rechargeable lithium battery and method of preparing same | Keiko Matsubara, Sang Young Yoon | 2003-07-08 |