Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971748 | High-resolution display including pixel moving optical system | Kun-ho Cho, Dae-sik Kim, Sung-ha Kim, Hee-joong Lee | 2005-12-06 |
| 6930783 | Method of aligning optical system using a hologram and apparatus therefor | — | 2005-08-16 |
| 6850369 | Spiral lens disk and projection system employing the same | Yung-jun Park, Kun-ho Cho, Dae-sik Kim, Hee-joong Lee | 2005-02-01 |