Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824443 | Gas separation by composite solvent-swollen membranes | Stephen L. Matson, Eric K. Lee, Dwayne T. Friesen | 1989-04-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824443 | Gas separation by composite solvent-swollen membranes | Stephen L. Matson, Eric K. Lee, Dwayne T. Friesen | 1989-04-25 |