Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6569569 | Positive active material for lithium secondary batteries and method of preparing the same | Ho-Jin Kweon, Geun-Bae Kim, Yong-Chul Park, Wan-Seog Oh | 2003-05-27 |
| 6531220 | Positive active material for rechargeable lithium battery and method of preparing same | Ho-Jin Kweon, Geun-Bae Kim | 2003-03-11 |