Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840870 | Heat-transfer image-receiving element | Masaru Iwagaki, Toyoaki Masukawa, Wataru Ishikawa, Kimie Hoshino | 1989-06-20 |
| 4837141 | Thermally developable light-sensitive material containing a development restrainer compound | Junichi Kohno, Ken Okauchi, Sohei Goto, Masaru Iwagaki | 1989-06-06 |
| 4770989 | Heat-developable color photosensitive element | Masaru Iwagaki, Takashi Sasaki, Fumio Ishii, Kunihiro Koshizuka | 1988-09-13 |
| 4770981 | Heat-development-type color light-sensitive material | Masaru Iwagaki, Toyoaki Masukawa | 1988-09-13 |
| 4656124 | Heat-developable color photo-sensitive material | — | 1987-04-07 |
| 4650748 | Heat-developable color photo-sensitive material | Hidenobu Ohya | 1987-03-17 |
| 4631251 | Heat-developable color photo-sensitive material with polymeric coupler | Shunji Suginaka, Kimie Tachibana | 1986-12-23 |
| 4585688 | Thermographic transfer recording medium | Masaki Nakamura, Shigehiro Kitamura, Takao Abe | 1986-04-29 |
| 4537847 | Disazo photoreceptors for electrophotography | Jiro Takahashi, Kiyoshi Sawada, Akira Kinoshita, Satoshi Goto, Osamu Sasaki | 1985-08-27 |
| 4495261 | Electrophotographic substituted p,p'-bisazo diphenyl acrylonitrile compounds for photoreceptors | Jiro Takahashi, Kiyoshi Sawada, Ssamu Sasaki, Satoshi Goto, Akira Kinoshita | 1985-01-22 |
| 4426432 | Electrophotosensitive receptor with trisazo compound | Kiyoshi Sawada, Satoshi Goto, Osamu Sasaki, Jiro Takahashi | 1984-01-17 |
| 4425422 | Formation of color photographic image with azo dye containing alkoxy or thioalkoxy metal chelating group | Jiro Takahashi, Ryuichiro Kobayashi | 1984-01-10 |
| 4416979 | Photographic light-sensitive element with nitrophyenylazo metal complexable dye | Jiro Takahashi, Ryuichiro Kobayashi | 1983-11-22 |
| 4368260 | Photographic light sensitive element | Jiro Takahashi, Ryuichiro Kobayashi | 1983-01-11 |