Issued Patents All Time
Showing 51–75 of 86 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803124 | Polymer and light emitting element using the same | — | 2004-10-12 |
| 6800379 | Compound having pyrrole ring and light-emitting device comprising same | — | 2004-10-05 |
| 6764540 | Ink compositions and ink jet recording method | — | 2004-07-20 |
| 6673928 | Indolizine compounds and method for the synthesis thereof | — | 2004-01-06 |
| 6551723 | Organic electroluminescence element material and organic electroluminescence element comprising same | Hisashi Okada, Tatsuya Igarashi | 2003-04-22 |
| 6461538 | Production process for indolizine compounds and their use in organic light-emitting devices | — | 2002-10-08 |
| 6451457 | Organic luminous device material comprising 1,2,4-oxadiazole compound, and organic luminous device using the same | — | 2002-09-17 |
| 6310231 | Particular silane compounds, luminescent device materials comprising said compounds, and luminescent devices containing said materials | Tatsuya Igarashi | 2001-10-30 |
| 6268105 | Dye-fixing element and image-forming method, using a specific dye-mordant | Hiroshi Arakatsu, Nobuo Seto | 2001-07-31 |
| 6265142 | Heat developable color photographic light-sensitive material | Hajime Nakagawa | 2001-07-24 |
| 6251576 | Photosensitive composition and color photosensitive materials | Masaaki Tukase, Makoto Yamada, Hideaki Naruse | 2001-06-26 |
| 6228556 | Silver halide color photographic light-sensitive material and color image formation method using the same | Masahiro Asami, Kazuhiko Matsumoto | 2001-05-08 |
| 6106991 | Photographic element | Takeshi Shibata, Nobuo Seto, Hideaki Naruse, Akio Mitsui | 2000-08-22 |
| 6030761 | Silver halide photographic light-sensitive material | Kozo Sato | 2000-02-29 |
| 6004736 | Silver halide photographic light-sensitive material | Kozo Sato | 1999-12-21 |
| 5976756 | Color diffusion transfer silver halide photographic materials and process for forming images | Koki Nakamura, Kiyoshi Takeuchi, Taiji Katsumata | 1999-11-02 |
| 5945264 | Silver halide color photographic light-sensitive material and color image formation method using the same | Masahiro Asami, Kazuhiko Matsumoto | 1999-08-31 |
| 5858629 | Method of forming images | Shun-ichi Ishikawa, Kazuhiko Matsumoto | 1999-01-12 |
| 5851749 | Color-developing agent, silver halide photographic light-sensitive material and image-forming method | Atsuhiro Okawa, Toshiyuki Makuta | 1998-12-22 |
| 5843628 | Color image formation method | Kiyoteru Miyake | 1998-12-01 |
| 5792599 | Color photograhic material | — | 1998-08-11 |
| 5780210 | Color developing agent, silver halide photographic light-sensitive material and image forming method | Kiyoshi Takeuchi, Koki Nakamura, Koichi Nakamura, Toshiyuki Makuta | 1998-07-14 |
| 5756275 | Color-developing agent, silver halide photographic light-sensitive material and image-forming method | Hiroo Takizawa, Taiji Katsumata, Toshiyuki Makuta | 1998-05-26 |
| 5756269 | Method of forming images | Shun-ichi Ishikawa, Kazuhiko Matsumoto | 1998-05-26 |
| 5716772 | Silver halide photographic material | — | 1998-02-10 |