Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7189322 | Charged membrane | Joe L. Kinsey, Jr., Michael Ishee, Peter Konstantin, Joel Shertok, Yujing Yang | 2007-03-13 |
| 7094347 | Positively charged membrane | Chung-Jen Hou, Jayesh Dharia, Peter Konstantin, Yujing Yang | 2006-08-22 |
| 6851561 | Positively charged membrane | Chung-Jen Hou, Jayesh Dharia, Peter Konstantin, Yujing Yang | 2005-02-08 |
| 6849185 | Charged membrane | Joe L. Kinsey, Jr., Michael Ishee, Peter Konstantin, Joel Shertok, Yujing Yang | 2005-02-01 |
| 6780327 | Positively charged membrane | Chung-Jen Hou, Jayesh Dharia, Peter Konstantin, Yujing Yang | 2004-08-24 |
| 6083393 | Hydrophilic membrane | Joel Shertok, Peter Konstantin | 2000-07-04 |
| 6039872 | Hydrophilic membrane | Joel Shertok, Peter Konstantin | 2000-03-21 |
| 5178765 | Hydrophilic membranes prepared from polyethersulfone/poly-2-oxazoline/polyvinylpyrrolidone blend | Hopin Hu, Inessa Katsnelson | 1993-01-12 |