Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5461448 | Photographic processing apparatus | Leslie J. H. Pummell, Stephen J. Kingdon | 1995-10-24 |
| 5448327 | Photographic processing apparatus | Leslie J. H. Pummell | 1995-09-05 |
| 4184876 | Color photographic materials having increased speed | Alan D. O'Neill | 1980-01-22 |