Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6979746 | (1,4-phenylene)bis(methylene) phosphonic acid esters and (1,4-phenylene)bis(methylene) triphenyl phosphonium salt compounds | Mari Ichimura, Tadashi Ishibashi, Ichinori Takada | 2005-12-27 |
| 6972334 | Bathophenathroline compound and process for preparing same | Tetsuo Shibanuma, Yasunori Kijima, Nobutoshi Asai | 2005-12-06 |
| 6916552 | Organic electroluminescent device and display unit | Naoyuki Ueda, Ichinori Takada, Tetsuo Shibanuma, Mari Ichimura | 2005-07-12 |
| 6906217 | Aminostyrylanthracene compound, synthetic intermediate thereof, and process for production thereof | Mari Ichimura, Tadashi Ishibashi | 2005-06-14 |
| 6897341 | Bis(aminostyryl)naphthalene compound, synthesis intermediate thereof, and process for production thereof | Mari Ichimura, Tadashi Ishibashi | 2005-05-24 |