Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9101859 | Cross-flow filtration system including particulate settling zone | John H. Mallard | 2015-08-11 |
| 9073015 | Composite polyamide membrane | Steven Rosenberg, Joseph D. Koob, Mou Paul, XiaoHua Qiu, Abhishek Roy +2 more | 2015-07-07 |
| 9051227 | In-situ method for preparing hydrolyzed acyl halide compound | Abhishek Roy, Joseph D. Koob, Martin H. Peery, XiaoHua Qiu, Steven Rosenberg +1 more | 2015-06-09 |
| 9051417 | Method for solubilizing carboxylic acid-containing compound in hydrocarbon solvent | XiaoHua Qiu, Joseph D. Koob, Martin H. Peery, Steven Rosenberg, Abhishek Roy +1 more | 2015-06-09 |
| 9029600 | Method for preparing high purity mono-hydrolyzed acyl halide compound | XiaoHua Qiu, Joseph D. Koob, Martin H. Peery, Steven Rosenberg, Abhishek Roy +1 more | 2015-05-12 |
| 8991027 | Spiral wound filtration module | Allyn R. Marsh, III | 2015-03-31 |
| 8991235 | Method of testing membranes and membrane-based systems | — | 2015-03-31 |
| 8968828 | Composite polyamide membrane | Abhishek Roy, Joseph D. Koob, Mou Paul, XiaoHua Qiu, Steven Rosenberg | 2015-03-03 |
| 8911625 | Spiral wound module including membrane sheet with capillary channels | Gerald F. Billovits, Thomas E. Fisk, David J. Moll | 2014-12-16 |
| 8834663 | Electrodeionization device including ion exchange spacer and method of assembly | Joseph Dooley, David J. Moll, Gregg L. Poppe, Mark A. Spalding | 2014-09-16 |
| 8661648 | Spiral wound filtration module | Allyn R. Marsh, III | 2014-03-04 |
| 8571296 | Method of testing the integrity of spiral wound modules | — | 2013-10-29 |
| 8496825 | Spiral wound module including membrane sheet with regions having different permeabilities | Allyn R. Marsh, III | 2013-07-30 |
| 8348499 | Method of testing spiral wound modules by thermal imaging | William A. Jons | 2013-01-08 |
| 8272251 | Method for testing separation modules | Jon E. Johnson, Michael A. Fialkowski | 2012-09-25 |
| 8142657 | Insertion-point seal for spiral wound module | Alvin O. Larson, Pearl I. Moody | 2012-03-27 |
| 7951295 | Insertion-point seal for spiral wound module | Alvin O. Larson, Pearl I. Moody | 2011-05-31 |
| 7698928 | Method for testing separation modules | Jon E. Johnson, Michael A. Fialkowski | 2010-04-20 |
| 7156997 | Package assembly for piperazine-based membranes | Allyn R. Marsh, III, Russ Schaffenberg, Roy A. Davis | 2007-01-02 |
| 5876602 | Treatment of composite polyamide membranes to improve performance | Kenneth J. Stutts, Michael Salvatore Ferritto, William E. Mickols | 1999-03-02 |