Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877767 | Vinyl developer resins | Karl A. Kintz, Joseph G. O'Connor, Paul C. Adair | 1989-10-31 |
| 4853364 | Developer composition comprising phenol resins and vinylic or acrylic resins | Emerson Keith Colyer, Kelli J. Borello | 1989-08-01 |