Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5474889 | Hydrophilic colloid composition for a photographic material | Alan R. Pitt, Bernard A. Clark | 1995-12-12 |
| 5366857 | Hydrophilic colloid composition for a photographic material | Alan R. Pitt, Bernard A. Clark | 1994-11-22 |