Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7443390 | Power supply device of video display apparatus and method thereof | Jong Jin Woo | 2008-10-28 |
| 7126647 | Power supply device of video display apparatus and method thereof | Jong Jin Woo | 2006-10-24 |
| 6869188 | Device for projection display | Kyong Soo Hwang | 2005-03-22 |