Issued Patents All Time
Showing 26–50 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5597863 | Immobilized buffered gels and membranes of hydroxy groups containing polymers | Mara Nemas, Mordechai Perry, Reuven Ketraro | 1997-01-28 |
| 5430099 | Immobilized buffered gels and membranes of hydroxy groups containing polymers | Mara Nemas, Mordechai Perry, Reuven Ketraro | 1995-07-04 |
| 5304307 | Chargedasymmetric mosaic membrances | Mara Nemas, Mordechai Perry, Reuven Ketraro | 1994-04-19 |
| 5265734 | Silicon-derived solvent stable membranes | Mara Nemas, Mordechai Perry, Reuven Katraro | 1993-11-30 |
| 5205934 | Silicone-derived solvent stable membranes | Mara Nemas, Mordechai Perry, Reuven Katraro | 1993-04-27 |
| 5151182 | Polyphenylene oxide-derived membranes for separation in organic solvents | Mordechai Perry, Henia Yacubowicz, Mara Nemas, Reuven Katraro | 1992-09-29 |
| 5087338 | Process and device for separating electrically charged macromolecular compounds by forced-flow membrane electrophoresis | Mordechai Perry, Jack Gilron, Reuven Ketraro | 1992-02-11 |
| 5057197 | Process and apparatus for the removal of undesired components from aqueous feedstocks | Mordechai Perry, Reuven Katraro | 1991-10-15 |
| 5049282 | Semipermeable composite membranes | Mara Nemas, Mordechai Perry, Reuven Ketraro | 1991-09-17 |
| 5039421 | Solvent stable membranes | Mordechai Perry, Mara Nemas, Reuven Katraro | 1991-08-13 |
| 5032282 | Solvent-stable semipermeable composite membranes | Mara Nemas, Mordechai Perry, Reuven Ketraro | 1991-07-16 |
| 5028337 | Coated membranes | Mara Nemas, Mordechai Perry, Reuven Ketraro | 1991-07-02 |
| 5024765 | Composite membranes and processes using them | Mordechai Perry, Mara Nemas, Reuven Katraro | 1991-06-18 |
| 4911844 | Modified polyvinylalcohol containing semipermeable composite membranes, process for their manufacture and their use | Mordechai Perry, Reuven Kotraro | 1990-03-27 |
| 4889636 | High flux RO/UF membranes | Mordechai Perry, Reuven Kotraro, Gershon Aviv | 1989-12-26 |
| 4833014 | Composite membranes useful for the separation of organic compounds of low molecular weight from aqueous inorganic salts containing solutions | Mara Nemas, Mordechai Perry, Reuven Kotraro | 1989-05-23 |
| 4778596 | Semipermeable encapsulated membranes, process for their manufacture and their use | Gershon Aviv, Mordechai Perry, Reuven Kotraro | 1988-10-18 |
| 4767645 | Composite membranes useful for the separation of organic compounds of low molecular weight from aqueous inorganic salts containing solutions | Mara Nemas, Mordechai Perry, Reuven Kotraro | 1988-08-30 |
| 4761233 | Novel membranes and process for making them | Mordechay Perry, Reuven Ketraro | 1988-08-02 |
| 4753725 | Semipermeable composite membranes, their manufacture, and use | Mordechai Perry, Reuven Kotraro | 1988-06-28 |
| 4720345 | Semipermeable membranes of modified styrene-based polymers, process for their manufacture and their use | Gershon Aviv, Mordechai Perry, Reuven Kotraro | 1988-01-19 |
| 4690765 | Chemically modified semipermeable membranes and their use in reverse osmosis and ultrafiltration | Gershon Aviv, Mordechai Perry, Reuven Kotraro | 1987-09-01 |
| 4690766 | Chemically modified semipermeable polysulfone membranes and their use in reverse osmosis and ultrafiltration | Gershon Aviv, Mordechai Perry, Reuven Kotraro | 1987-09-01 |
| 4659474 | Dynamically formed membranes | Mordechai Perry, Reuven Kotraro, Gershon Aviv | 1987-04-21 |
| 4604204 | Porous, semipermeable membranes of chemically modified cellulose acetate | Mordechai Perry | 1986-08-05 |