Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835092 | Method for processing a silver halide color photographic material using a color developer containing a chelating agent in the absence of benzyl alcohol | Takatoshi Ishikawa, Yoshihiro Fujita, Hiroshi Fujimoto | 1989-05-30 |
| 4820623 | Method for processing silver halide color photographic material | Keiji Mihayashi | 1989-04-11 |