Issued Patents 2004
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821645 | Light-emitting material comprising orthometalated iridium complex, light-emitting device, high efficiency red light-emitting device, and novel iridium complex | Tatsuya Igarashi, Kazumi Nii | 2004-11-23 |
| 6808827 | Light-emitting device and iridium complex | Tatsuya Igarashi | 2004-10-26 |
| 6780529 | Heterocyclic compound and light-emitting device using same | — | 2004-08-24 |
| 6756424 | Coloring composition, ink-jet ink, and ink jet recording method | Yuki Mizukawa | 2004-06-29 |
| 6756423 | Coloring composition, ink for ink-jet, and ink-jet recording method | Takahiro Ishizuka, Makoto Yamada | 2004-06-29 |
| 6753425 | Photographic processing composition containing bistriazinyl arylenediamine derivative | Yasufumi Nakai, Masashi Ogiyama | 2004-06-22 |
| 6734225 | Coloring composition, ink for ink jet, and ink jet recording method | Junichi Yamanouchi, Takahiro Ishizuka | 2004-05-11 |