Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6124399 | High impact strength polysulfones | — | 2000-09-26 |
| 6075100 | Ternary poly(biphenyl ether sulfone) resin blends having improved environmental stress cracking resistance | — | 2000-06-13 |
| 5905120 | Polyetherimide compositions having improved environmental stress-crack resistance | — | 1999-05-18 |
| 5643995 | Method for improving the processabilty of polyphthalamides | Yu-Tsai Chen, David P. Sinclair | 1997-07-01 |
| 5206311 | Blends of polyether sulfones and copolymides | John L. Melquist | 1993-04-27 |
| 5191035 | Blends of polyether sulfones and polyimides | James E. Harris, John L. Melquist | 1993-03-02 |
| 5174958 | Poly(aryl ether sulfone) compositions comprising poly(phenylene ether sulfone) | Barry L. Dickinson, Marvin E. Sauers | 1992-12-29 |
| 5164466 | Poly(aryl ether sulfone) compositions | Barry L. Dickinson, Marvin E. Sauers | 1992-11-17 |
| 5086130 | Poly(aryl ether sulfone) compositions comprising poly(phenylene ether sulfone) | Barry L. Dickinson, Marvin E. Sauers | 1992-02-04 |