Issued Patents All Time
Showing 51–55 of 55 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 |
| 6669868 | Phosphors having improved luminance and longer lifespan | Il Yu, Young-Chul You, Kyu-Chan Park | 2003-12-30 |
| 5684330 | Chip-sized package having metal circuit substrate | — | 1997-11-04 |