Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| H706 | Silver halide color photosensitive materials | Osamu Takahashi, Nobuo Furutachi | 1989-11-07 |
| 4868101 | Silver halide color photographic material | Nobuo Seto | 1989-09-19 |
| 4865963 | Silver halide color photographic materials containing novel magenta coupler | Nobuo Furutachi, Tadahisa Sato, Seiki Sakanoue, Akio Mitsui, Minoru Sakai +5 more | 1989-09-12 |
| 4864039 | 3,3'(2'H,2H-Spirobibenzofuran compounds | Nobuo Seto | 1989-09-05 |
| 4808515 | Silver halide color photographic material | Nobuo Seto | 1989-02-28 |