Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4925780 | Direct positive silver halide light-sensitive color photographic material | Keiji Ogi, Atushi Kamitakahara | 1990-05-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4925780 | Direct positive silver halide light-sensitive color photographic material | Keiji Ogi, Atushi Kamitakahara | 1990-05-15 |