Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4405547 | Method of coextruding diverse materials | Paul E. Koch, Richard Adams | 1983-09-20 |
| 4336012 | Coextrusion device | Paul E. Koch, Richard Adams | 1982-06-22 |
| 4206300 | Method for improving color and impact strength of nitrile polymers | Herbert Talsma, Daniel W. Feldman | 1980-06-03 |