Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6778233 | Method for darkening pixel | Yoshiaki Matsuura, Masahiko Tokunaga | 2004-08-17 |
| 6724011 | Display device | Keiichi Sano, Kazuto Noritake | 2004-04-20 |
| 6674244 | Electroluminescence display device | — | 2004-01-06 |