Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808674 | Aryl ester-grafted polyphenylene ethers and phenylene ether-amide graft copolymers prepared therefrom | Thomas W. Hovatter, Steven Thomas Rice, Herbert Chao | 1989-02-28 |