Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6582893 | Ferrous photographic bleach-fixing precursor compositions and methods for their use | Sheridan E. Vincent, Jean M. Buongiorne | 2003-06-24 |
| 6534253 | Direct photographic bleach-fixing replenishment using ferrous bleach-fixing precursor composition | Sheridan E. Vincent, Daniel R. English | 2003-03-18 |