Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863841 | Silver halide color photographic material | Hisashi Okamura, Hidetoshi Kobayashi, Toshihiro Nishikawa | 1989-09-05 |
| 4857447 | Silver halide color photographic light-sensitive material containing a coupler having a dye moiety | Mitsunori Ono | 1989-08-15 |
| 4842985 | Silver halide color photographic material | Mitsunori Ono, Keiji Mihayashi, Seiji Ichijima, Isamu Itoh, Yoshisada Nakamura | 1989-06-27 |
| 4824773 | Silver halide color photographic material | Shingo Sato, Yoshisada Nakamura | 1989-04-25 |