Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7543945 | Integrator module with a collimator and a compact light source and projection display having the same | Young-chol Lee, Dong Ha Kim, Yasunori Kuratomi | 2009-06-09 |
| 7097309 | Lighting system and compact projection system | Young-chol Lee, Hee-joong Lee | 2006-08-29 |
| 7059731 | Compact LED module and projection display adopting the same | Young-chol Lee, Yasunori Kuratomi, Dong Ha Kim | 2006-06-13 |
| 7040767 | Integrator module with a compact light source and projection display having the same | Young-chol Lee, Dong Ha Kim, Yasunori Kuratomi | 2006-05-09 |