Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6819468 | Image projection apparatus and method | — | 2004-11-16 |
| 6799850 | Image projecting apparatus having optical switch | Chang-wan Hong | 2004-10-05 |
| 6796689 | Image projection apparatus and method | — | 2004-09-28 |
| 6793345 | Apparatus and method for image projection using dichroic mirror wheel | — | 2004-09-21 |
| 6733135 | Image projection apparatus | — | 2004-05-11 |