Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4533621 | Photographic element with imadazole dye mordant | Yoshihiro Inaba, Hiroshi Shimazaki, Tatsuhiko Kobayashi | 1985-08-06 |
| 4520095 | Photographic light-sensitive element | Tatsuhiko Kobayashi, Kazumasa Watanabe, Shunji Suginaka | 1985-05-28 |
| 4460682 | Silver halide photographic element | Noboru Mizukura, Shunji Suginaka, Noriko Fujita | 1984-07-17 |
| 4421846 | Photographic element with reducible metal complex that releases photographically useful compound | Masaru Kanbe, Jiro Takahashi, Ryuichiro Kobayashi, Shunji Suginaka, Noboru Mizukura | 1983-12-20 |
| 4407941 | Photographic element with pyrazole electron donors | Shunji Suginaka, Ryuichiro Kobayashi, Noboru Mizukura, Noriko Fujita | 1983-10-04 |
| 4304850 | Photographic element for color diffusion transfer process | Mikio Koyama, Noboru Mizukura, Hideaki Iwama | 1981-12-08 |