Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667953 | Silver halide photographic material comprising mercaptotetrazole compound(s) | Massimo Bertoldi | 1997-09-16 |
| 5607827 | Silver halide photographic material comprising pyridinium carbamoyl hardeners | Stefano Parodi, Paolo Vacca | 1997-03-04 |
| 5594143 | Photothermographic materials | Andrew Mott | 1997-01-14 |