Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652088 | Silver halide photographic material | Seiji Yamashita, Hirohiko Tsuzuki | 1997-07-29 |
| 5618660 | Silver halide photographic material and method for processing the same | Itsuo Fujiwara | 1997-04-08 |