Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5063148 | Silver halide light-sensitive photographic material | Shuichi Sugita, Noboru Mizukura, Junichi Kohno, Atsushi Tomotake | 1991-11-05 |
| 4973546 | Light-sensitive silver halide photographic material improved in stability of dye image | Yutaka Kaneko | 1990-11-27 |
| 4863842 | Silver halide photographic light sensitive material | Yutaka Kaneko, Toyoki Nishijima, Kaoru Onodera | 1989-09-05 |