Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6976780 | Light source device for flat panel device | Ik-Soo Lee, Keun-Woo Lee, Jeong-Hwan Lee, Sang-Hyuck Youn | 2005-12-20 |
| 6820989 | Light source device, backlight assembly and liquid crystal display device having the same | Ik-Soo Lee, Keun-Woo Lee, Jeong-Hwan Lee, Sang-Hyuck Youn | 2004-11-23 |