Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783890 | Positive active material for rechargeable lithium battery and method of preparing same | Ho-Jin Kweon, Sung-Soo Kim, Geun-Bae Kim | 2004-08-31 |
| 6749965 | Positive active material for lithium secondary batteries and method of preparing the same | Ho-Jin Kweon, Hyun-Sook Jung, Geun-Bae Kim | 2004-06-15 |