Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693450 | Silver halide color photographic light-sensitive material | Toshiyuki Makuta, Koki Nakamura, Kiyoshi Takeuchi | 1997-12-02 |
| 5667951 | Silver halide color photographic material containing photographic yellow dye-forming coupler | Takeshi Nakamine, Yasuhiro Yoshioka, Masakazu Morigaki | 1997-09-16 |
| 5667959 | Silver halide photographic material and hydroxamic acid based compound used therefor | Hisashi Mikoshiba, Junichiro Hosokawa, Yoshio Ishii, Keiji Mihayashi, Masakazu Morigaki | 1997-09-16 |
| 5612174 | Photographic yellow dye-forming couplers and silver halide color photographic materials containing the same | Yasuhiro Yoshioka, Masakazu Morigaki | 1997-03-18 |
| 5593816 | Silver halide color photographic material and color image forming method | Toshiyuki Makuta | 1997-01-14 |