Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6780541 | Carbon electrode coated with porous metal film, its fabrication method and lithium secondary battery using the same | Kyung-Suk Yun, Byung Won Cho, Hyung Sun Kim, Un-Seok Kim, Sang Cheol NAM +1 more | 2004-08-24 |
| 6733923 | Metal oxide electrode coated with porous metal film, porous metal oxide film or porous carbon film, its fabrication method, and lithium-ion secondary battery using it | Kyung-Suk Yun, Byung Won Cho, Hyung Sun Kim, Un-Seok Kim, Sang Cheol NAM +2 more | 2004-05-11 |
| 6680914 | Method for optimizing the performance of the code division multiple access system and the air field environments | Jin-saeng Jung, Jae Ho Jeong | 2004-01-20 |