Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4379830 | Developer for positive photolithographic articles | Albert S. Deutsch, Christopher F. Lyons | 1983-04-12 |
| 4299907 | Storage stable photosensitive diazo lithographic printing plates | Stephen E. Burkle, Albert S. Deutsch | 1981-11-10 |