Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368889 | Method of making thin film composite membranes | David Johnson, Kenneth J. Stutts, Daniel A. Batzel, Virginia A. Hallfrisch | 1994-11-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368889 | Method of making thin film composite membranes | David Johnson, Kenneth J. Stutts, Daniel A. Batzel, Virginia A. Hallfrisch | 1994-11-29 |