Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5108607 | Filtration membranes and method of making the same | Mark Heisler, Inessa Katsnelson, Diosie Velazques | 1992-04-28 |
| 4964990 | Filtration membranes and method of making the same | Mark Heisler, Inessa Katsnelson, Diosie Velazques | 1990-10-23 |
| 4900449 | Filtration membranes and method of making the same | Mark Heisler, Inessa Katsnelson, Diosie Velazques | 1990-02-13 |