Issued Patents All Time
Showing 101–114 of 114 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4944775 | Preparation of poly(phenylene oxide) asymmetric gas separation membranes | — | 1990-07-31 |
| 4935490 | Highly soluble aromatic polyimides | — | 1990-06-19 |
| 4932982 | Copolyimide gas separation membranes derived from substituted phenylene diamines and substituted methylene dianilines | — | 1990-06-12 |
| 4932983 | Copolyimide gas separation membranes derived from substituted methylene dianilines and unsubstituted diamines | — | 1990-06-12 |
| 4931539 | Highly-soluble, amorphous siloxane polyimides | — | 1990-06-05 |
| 4912197 | Highly soluble clear polyimides | — | 1990-03-27 |
| 4880442 | Polyimide gas separation membranes | — | 1989-11-14 |
| 4863496 | Reactive posttreatment for gas separation membranes | Okan M. Ekiner, Philip Manos | 1989-09-05 |
| 4851505 | Highly soluble aromatic polyimides | — | 1989-07-25 |
| 4838900 | Polyimide gas separation membranes | — | 1989-06-13 |
| 4717393 | Polyimide gas separation membranes | — | 1988-01-05 |
| 4717394 | Polyimide gas separation membranes | — | 1988-01-05 |
| 4705540 | Polyimide gas separation membranes | — | 1987-11-10 |
| 4284457 | Method for bonding a skin member to honeycomb core | Roger A. Stonier | 1981-08-18 |