Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822727 | Silver halide photographic light-sensitive material | Kunio Ishigaki, Yuji Yoshimura, Satoshi Kanetake | 1989-04-18 |
| 4610954 | Silver halide photographic light-sensitive material | Yoshio Inagaki, Tadao Shishido | 1986-09-09 |
| 4500632 | Process for stabilizing silver images | Kunioki Ohmura, Isamu Itoh, Katsumi Hayashi | 1985-02-19 |