Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9387442 | Composite polyamide membrane derived from an aliphatic acyclic tertiary amine compound | Mou Paul | 2016-07-12 |
| 8829060 | Sulfonated poly(aryl ether) membrane including blend with phenol compound | John C. McKeen | 2014-09-09 |
| 8757396 | Composite membrane with coating comprising polyalkylene oxide and oxy-substituted phenyl compounds | Chunming Zhang | 2014-06-24 |
| 8752714 | Sulfonated poly (aryl ether) membrane including blend with phenyl amine compound | Mou Paul, Abhishek Roy | 2014-06-17 |
| 8733558 | Composite membrane with coating comprising polyalkylene oxide and biguanide-type compounds | Chunming Zhang, Christopher T. Hamilton | 2014-05-27 |
| 8721942 | Composite membrane including coating of polyalkylene oxide and acetophenone compounds | Chunming Zhang | 2014-05-13 |
| 8646616 | Composite membrane with coating comprising polyalkylene oxide and imidazol compounds | Chunming Zhang, Christopher T. Hamilton | 2014-02-11 |
| 8640886 | Composite membrane including coating of polyalkylene oxide and triazine compounds | Chunming Zhang, Christopher T. Hamilton | 2014-02-04 |
| 8210042 | Use of acoustic signals for measuring membrane fouling in spiral wound modules | Michael S. Koreltz, David J. Moll, Donald B. Streeter | 2012-07-03 |
| 8002120 | Modified polyamide membrane | Qingshan Jason Niu, Chunming Zhang | 2011-08-23 |
| 7918349 | Composite polyamide membrane with branched poly(alkylene oxide) modified surface | Qingshan Jason Niu | 2011-04-05 |
| 7905361 | Modified polyamide membrane | Q. Jason Niu, Chunming Zhang | 2011-03-15 |
| 7882963 | Modified membrane | Richard C. Krauss, Q. Jason Niu, Carleton L. Gaupp | 2011-02-08 |
| 7815987 | Polyamide membrane with coating of polyalkylene oxide and polyacrylamide compounds | Chunming Zhang | 2010-10-19 |
| 6878278 | Composite membrane and method for making the same | — | 2005-04-12 |
| 6723241 | Composite membrane and method for making the same | — | 2004-04-20 |
| 6562266 | Composite membrane and method for making the same | — | 2003-05-13 |
| 6337018 | Composite membrane and method for making the same | — | 2002-01-08 |
| 6280853 | Composite membrane with polyalkylene oxide modified polyamide surface | — | 2001-08-28 |
| 5876602 | Treatment of composite polyamide membranes to improve performance | Steven D. Jons, Kenneth J. Stutts, Michael Salvatore Ferritto | 1999-03-02 |
| 5755964 | Method of treating polyamide membranes to increase flux | — | 1998-05-26 |
| 5100802 | Fluorescent monitoring method for polymerization reactions | — | 1992-03-31 |
| 4955993 | Semi-permeable hollow fiber gas separation membranes possessing a non-external discriminating region | Edgar S. Sanders, Jr., John A. Jensvold, Daniel O. Clark, Frederick L. Coan, Henry N. Beck +2 more | 1990-09-11 |