Issued Patents 2004
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806641 | Light-emitting device and its use | Naoyuki Ueda, Yasunori Kajima | 2004-10-19 |
| 6800382 | Organic electroluminescent device | Tadashi Ishibashi, Mari Ichimura | 2004-10-05 |
| 6790974 | Bis(aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof | Mari Ichimura, Tadashi Ishibashi | 2004-09-14 |
| 6790975 | Aminostyrylanthracene compound, synthetic intermediate thereof, and process for the production thereof | Mari Ichimura, Tadashi Ishibashi | 2004-09-14 |
| 6774257 | Bis (aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof | Mari Ichimura, Tadashi Ishibashi | 2004-08-10 |
| 6765108 | Bis (aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof | Mari Ichimura, Tadashi Ishibashi | 2004-07-20 |
| 6727379 | Bis (aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof | Mari Ichimura, Tadashi Ishibashi | 2004-04-27 |
| 6727041 | Optical recording media | Mitsuaki Oyamada | 2004-04-27 |
| 6680131 | Organic electroluminescent device | Tadashi Ishibashi, Mari Ichimura | 2004-01-20 |