Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880555 | Enzyme hydrolyzed maltodextrin containing finisher/preserver/cleaner composition for lithographic printing plates | Major S. Dhillon | 1989-11-14 |
| 4851319 | Radiation polymerizable composition, photographic element, and method of making element with diazonium salt, and monofunctional and polyfunctional acrylic monomers | Carlos Tellechea | 1989-07-25 |
| 4822720 | Water developable screen printing composition | Frank Pagano | 1989-04-18 |