Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828718 | Phosphors having improved luminance and long lifespan | Young-Chul You, Kyu-Chan Park, Il Yu | 2004-12-07 |
| 6752933 | Phosphors having longer lifespan | Il Yu, Young-Chul You, Kyu-Chan Park | 2004-06-22 |
| 6738110 | Array substrate for IPS mode liquid crystal display device | — | 2004-05-18 |