Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855357 | Low-temperature impact blends of polycarbonate, graft copolymer and rigid copolymer | Ronald L. Jalbert | 1989-08-08 |
| 4798865 | Thermoplastic polyamide--polyphenylene ether compositions | Thomas S. Grant, Ronald L. Jalbert | 1989-01-17 |