Patents per Year
Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5160626 | Blotting methods using polyaldehyde activated membranes | Kariyawasam P. W. Pemawansa, Menahem Kraus | 1992-11-03 | $262,000 |
| 5108607 | Filtration membranes and method of making the same | Menaham Kraus, Inessa Katsnelson, Diosie Velazques | 1992-04-28 | $239,000 |
| 4992172 | Blotting methods using polyaldehyde activated membranes | Kariyawasam P. W. Pemawansa, Menahem Kraus | 1991-02-12 | $202,000 |
| 4964990 | Filtration membranes and method of making the same | Menaham Kraus, Inessa Katsnelson, Diosie Velazques | 1990-10-23 | $160,000 |
| 4961852 | Polyaldehyde activated membranes | Kanyawasam P. W. Pemawansa, Menahem Kraus | 1990-10-09 | $180,000 |
| 4900449 | Filtration membranes and method of making the same | Menaham Kraus, Inessa Katsnelson, Diosie Velazques | 1990-02-13 | $216,000 |
| 4824870 | Polyaldehyde activated membranes | Kariyawasam P. W. Pemawansa, Menahem Kraus | 1989-04-25 | $274,000 |