Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338806 | Tough, processable simultaneous semi-interpenetrating polyimides | — | 1994-08-16 |
| 5331063 | Tough high performance composite matrix | Norman J. Johnston | 1994-07-19 |
| 5306784 | Tough, processable semi-interpenetrating polymer networks from monomer reactants | — | 1994-04-26 |