Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5500125 | Process for recycling photographic wash water | Richard R. Horn, Christine K. Gaskell, Michael D. Purol | 1996-03-19 |
| 5055382 | Bleach-fix regeneration kit and use thereof in photographic processing | John J. Long, Thomas P. Cribbs, III | 1991-10-08 |