Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5034027 | Membranes formed from rigid aromatic polyamides | Chao-Fong Tien, Michael Langsam | 1991-07-23 |
| 5013332 | Membranes formed from rigid polyarylates | Chao-Fong Tien | 1991-05-07 |
| 5007945 | Membranes formed from aromatic polyarylates | Chao-Fong Tien | 1991-04-16 |