Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878208 | Mask for vacuum deposition and organic EL display manufactured by using the same | — | 2005-04-12 |
| 6104137 | Organic electroluminescent display device | Yoshihiro Ogata | 2000-08-15 |