Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6123845 | Crystalline colloidal arrays in solid form | Sanford A. Asher | 2000-09-26 |
| 6004583 | Protein-containing polymer composition for oral administration | Nikolai A. Plate, Lev I. Valuev, Tatyana A. Valueva, Ludmila K. Staroseltseva, Alexander S. Ametov +1 more | 1999-12-21 |
| 6001251 | Material for separating submicron particles | Sanford A. Asher | 1999-12-14 |
| 5944994 | Coating material having refractive membrane filter fragments | Sanford A. Asher | 1999-08-31 |
| 5711884 | Method of filtering submicron particles with gel lattice membrane filter | Sanford A. Asher | 1998-01-27 |
| 5215554 | Membranes having enhanced selectivity and method of producing such membranes | Paul W. Kramer, Milton K. Murphy, Donald J. Stookey, Erwin R. Stedronsky | 1993-06-01 |
| 5139881 | Modified polymeric surfaces and process for preparing same | Mary K. Tripodi, Donald I. Stimpson | 1992-08-18 |
| 5089407 | Encapsulation of biological material in non-ionic polymer beads | Carol A. Baker, Albert A. Brooks, Robert Z. Greenley | 1992-02-18 |
| 4794002 | Modified polymeric surfaces and process for preparing same | Mary K. Tripodi, Donald I. Stimpson | 1988-12-27 |
| 4575385 | Permeation modified gas separation membranes | Albert A. Brooks, Joel R. Fried, Anthony Zampini, Daniel Raucher | 1986-03-11 |
| 4364759 | Methods for preparing anisotropic hollow fiber membranes comprising polymer of acrylonitrile and styrene and hollow fiber membranes produced therefrom | Albert A. Brooks, Mary K. Tripodi | 1982-12-21 |
| 4322501 | Quaternization process for ion exchange membranes | Cheng H. Lee | 1982-03-30 |
| 4230463 | Multicomponent membranes for gas separations | Mary K. Tripodi | 1980-10-28 |