Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5309191 | Recirculation, replenishment, refresh, recharge and backflush for a photographic processing apparatus | Roger E. Bartell, David L. Patton, Ralph L. Piccinino, Jr. | 1994-05-03 |
| 5270762 | Slot impingement for a photographic processing apparatus | David L. Patton, Ralph L. Piccinino, Jr., Anthony Earle | 1993-12-14 |
| 5179404 | Anti-web adhering contour surface for a photographic processing apparatus | Roger E. Bartell, Ralph L. Piccinino, Jr., Anthony Earle, David L. Patton | 1993-01-12 |