Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653021 | Positive active material for rechargeable lithium battery and method of preparing same | Ho-Jin Kweon, Jung-Joon Park, Kyeong-Min Jeong | 2003-11-25 |
| 6645674 | Ether derivative additive in nonaqueous electrolyte of a lithium secondary battery | Jin-Sung Kim, Eui Sun Hong, Jong-Wook Lee, Young Gyu Kim, Jong-seob Kim | 2003-11-11 |
| 6620544 | Sealed battery | Ki Woong Jang, Jae-Hou Nah, Jin Kyung Kim | 2003-09-16 |
| 6548204 | Sealed battery | Jin Kyung Kim, Ki Woong Jang | 2003-04-15 |