Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824870 | Polyaldehyde activated membranes | Kariyawasam P. W. Pemawansa, Mark Heisler | 1989-04-25 |
| 4806189 | Composite fluid separation membranes | Chinh Tran | 1989-02-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824870 | Polyaldehyde activated membranes | Kariyawasam P. W. Pemawansa, Mark Heisler | 1989-04-25 |
| 4806189 | Composite fluid separation membranes | Chinh Tran | 1989-02-21 |