Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5219699 | Photosensitive compositions and lithographic printing plates containing acid-substituted ternary acetal polymers | John E. Walls | 1993-06-15 |
| 5169898 | Acid-substituted ternary acetal polymers useful in photosensitive compositions and lithographic printing plates | John E. Walls | 1992-12-08 |