Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826916 | Silicone polymides, and method for making | Peter P. Policastro, Jonathan D. Rich | 1989-05-02 |
| 4820781 | Blends of silicone copolymer and polyetherimide | Peter P. Policastro, Mark W. Davis | 1989-04-11 |
| 4795680 | Polyimide-siloxanes, method of making and use | Jonathan D. Rich, Peter P. Policastro | 1989-01-03 |