Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374499 | Silver halide photographic material | Morio Yagihara | 1994-12-20 |
| 5298373 | Process and composition for fixing black-and-white silver halide photographic materials | Katsumi Hayashi, Kota Fukui, Tetsuro Kojima | 1994-03-29 |