Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5009679 | Membranes formed from rigid aromatic polyimide polymers | Richard O. Angus, JR. | 1991-04-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5009679 | Membranes formed from rigid aromatic polyimide polymers | Richard O. Angus, JR. | 1991-04-23 |