Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812979 | Color-separating apparatus for liquid crystal projector of single panel type | — | 2004-11-02 |
| 6785034 | Optical modulator and image projection display apparatus using it | Han Bae Lee | 2004-08-31 |
| 6687271 | High powered laser | Han Bae Lee, Ki Young UM | 2004-02-03 |