Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825906 | Multi-domain liquid crystal display device with dielectric frame | Kyeong Jin Kim, Jang-Jin Yoo | 2004-11-30 |
| 6806853 | Driving circuit for active matrix organic light emiting diode | Joon-Kyu Park, Han Sang Lee | 2004-10-19 |
| 6759682 | Electro-luminescence panel | — | 2004-07-06 |
| 6744414 | Electro-luminescence panel | Han Sang Lee | 2004-06-01 |
| 6693383 | Electro-luminescence panel | Han Sang Lee, Joon-Kyu Park, Tae Joon Ahn | 2004-02-17 |