Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660972 | Method for photographic development using a filter to inhibit occurrence of silver sludges | Hideto Kiyama, Tamotu Iwata, Yukinao Kawamata | 1997-08-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660972 | Method for photographic development using a filter to inhibit occurrence of silver sludges | Hideto Kiyama, Tamotu Iwata, Yukinao Kawamata | 1997-08-26 |