Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339525 | Color proofing system using dot-etchable photopolymerizable elements | Abraham B. Cohen | 1982-07-13 |
| 4294533 | Apparatus for pre-conditioning film | John Francis Oakley, III | 1981-10-13 |
| 4229517 | Dot-etchable photopolymerizable elements | Abraham B. Cohen | 1980-10-21 |
| 4229520 | Photo-polymerization and development process which produces dot-etchable material | Abraham B. Cohen | 1980-10-21 |