Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4612277 | Image-receiving element for silver salt diffusion process with image stabilizer precursor | Yoshio Inagaki | 1986-09-16 |
| 4569899 | Photographic element for silver salt diffusion transfer process | Yoshio Inagaki | 1986-02-11 |
| 4520096 | Photographic elements for silver salt diffusion transfer process containing mercapto imidazole stabilizers | Yoshio Inagaki | 1985-05-28 |
| 4493888 | Silver halide photographic light-sensitive material | Eiichi Kato, Nobutaka Ohki, Takatoshi Ishikawa | 1985-01-15 |
| 4473635 | Silver halide photographic light-sensitive material | Takatoshi Ishikawa, Sigeru Kuwazima, Eiichi Kato, Nobutaka Ohki | 1984-09-25 |
| 4246333 | Development inhibitor precursor and a photographic element containing the same | Yoshiharu Fuseya, Yukio Karino, Yoshio Sakakibara | 1981-01-20 |
| 4245028 | Photographic light-sensitive sheet for the color diffusion transfer process | Shinsaku Fujita, Tooru Harada | 1981-01-13 |