Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859743 | Urethane component for high solids coating compositions | Ronald R. Ambrose, James B. O'Dwyer, Byron K. Johnston, David P. Zielinski, Samuel Porter, Jr. | 1989-08-22 |
| 4818796 | Polymers prepared by polymerizing alpha, beta-ethylenically unsaturated acids and epoxy compounds | Suryya K. Das, Samuel Porter, Jr. | 1989-04-04 |