Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8052316 | Lighting device and display device employing the same | — | 2011-11-08 |
| 8026468 | Projection display apparatus comprising a spatial-beam changing unit which changes spatial positions of beams | Sang Hyun SOHN, Yong-dok Cha, Seok Chan HONG | 2011-09-27 |
| 7929216 | Collimate lens assembly | Seok Chan HONG | 2011-04-19 |
| 7922339 | Compact rear projection display | Kirill Sokolov, Tae-hong Jeong, Alexei Borodouline | 2011-04-12 |