Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8334832 | Liquid crystal display device and driving method thereof | Sang Hoon Lee, Jong Woo Kim | 2012-12-18 |
| 8325175 | Liquid crystal display device with voltage stabilizing unit and method for driving the same | Sung Joon Moon | 2012-12-04 |
| 5593984 | Cephalosporin derivatives | Jong-Wook Lee, Jeong-Seok Chae, Young-Ro Choi, Yeong N. Lee, Eun R. Rho +1 more | 1997-01-14 |
| 5199560 | Key case with retractable keys | Dong Hyeong Lee | 1993-04-06 |