Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4297437 | Processing method of silver halide color photographic material | Yutaka Kaneko, Shigeto Hirabayashi, Satoshi Kawakatsu | 1981-10-27 |
| 4297441 | Photographic material | Yutaka Kaneko, Satoshi Kawakatsu, Shigeto Hirabayashi | 1981-10-27 |