Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6943756 | Device for enhancing contrast in liquid crystal display projection system | — | 2005-09-13 |
| 6847499 | Optical head and method of adjusting optical path thereof | Jin-Kyung Lee, Chong-sam Chung, Tae Kyung Kim, Kwang Soo Kim, Jin Won Lee | 2005-01-25 |