Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877682 | Laminates containing coextruded scrap | Marvin E. Sauers, Tyler F. Hartsing, Jr. | 1989-10-31 |
| 4861915 | Poly (aryl ether ketone) block copolymers | Robert A. Clendinning, James E. Harris, George T. Kwiatkowski, Markus Matzner, Paul A. Winslow | 1989-08-29 |