Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824887 | High impact rubber modified polystyrene and polyphenylene ether resins containing the same | Peter H. Shu | 1989-04-25 |
| 4824915 | Functionalized polyphenylene ethers and blends with polyamides | Sai-Pei Ting | 1989-04-25 |