Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6232904 | Scanning system for film recorder | Robert F. Hartmann, Patrick J. Hegarty, Timothy R. Crawford | 2001-05-15 |
| 5802402 | Camera back including improved film assemblage | Irving S. Lippert, Edward H. Coughlin | 1998-09-01 |
| 5721966 | Instant photography camera and film cassette | Edward H. Coughlin, Irving S. Lippert | 1998-02-24 |