Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733922 | Carbonaceous material and lithium secondary batteries comprising same | Keiko Matsubara, Toshiaki Tsuno | 2004-05-11 |
| 6730135 | Active negative material for lithium secondary battery, method of preparing the same and lithium secondary battery using the same | Wan-Uk Choi, Sang Young Yoon | 2004-05-04 |
| 6703166 | Negative active material slurry composition for rechargeable lithium battery and method of manufacturing negative electrode using same | Sang Young Yoon, Sang Jin Kim | 2004-03-09 |