Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629138 | Photographic fixer composition and method | Filippo Faranda, Carlo Marchesano | 1997-05-13 |
| 5578434 | Photographic silver halide developer composition and process for forming photographic silver images | Carlo Marchesano, Andrew Mott, Dian E. Stevenson | 1996-11-26 |
| 5545508 | Photographic silver halide developer compositions and process for forming photographic silver images | Carlo Marchesano, Filippo Faranda | 1996-08-13 |