Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7016278 | Apparatus and method for controlling recording speed of optical disc recording system | Se-tae Kim, Sung-un Yang | 2006-03-21 |
| 6252342 | Impregnated cathode structure for a CRT and its manufacturing method | Seung Yul Lee, Jae Dong Park | 2001-06-26 |