Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7396465 | Positively charged membrane | Xiaosong Wu, Chung-Jen Hou, Jayesh Dharia, Yujing Yang | 2008-07-08 |
| 7223341 | Positively charged membrane | Xiaosong Wu, Chung-Jen Hou, Jayesh Dharia, Yujing Yang | 2007-05-29 |
| 7189322 | Charged membrane | Xiaosong Wu, Joe L. Kinsey, Jr., Michael Ishee, Joel Shertok, Yujing Yang | 2007-03-13 |
| 7132049 | Negatively charged membrane | Chung-Jen Hou, Yujing Yang | 2006-11-07 |
| 7094347 | Positively charged membrane | Xiaosong Wu, Chung-Jen Hou, Jayesh Dharia, Yujing Yang | 2006-08-22 |
| 6860393 | Filter device and filter element comprising at least one negatively charged membrane | Chung-Jen Hou, Yujing Yang | 2005-03-01 |
| 6851561 | Positively charged membrane | Xiaosong Wu, Chung-Jen Hou, Jayesh Dharia, Yujing Yang | 2005-02-08 |
| 6849185 | Charged membrane | Xiaosong Wu, Joe L. Kinsey, Jr., Michael Ishee, Joel Shertok, Yujing Yang | 2005-02-01 |
| 6783937 | Negatively charged membrane | Chung-Jen Hou, Yujing Yang | 2004-08-31 |
| 6780327 | Positively charged membrane | Xiaosong Wu, Chung-Jen Hou, Jayesh Dharia, Yujing Yang | 2004-08-24 |
| 6186341 | Integrity testable filtration unit using supported hydrophilic porous membranes | Oscar-Werner Reif, Jürgen Rupp, Peter Soelkner | 2001-02-13 |
| 6083393 | Hydrophilic membrane | Xiaosong Wu, Joel Shertok | 2000-07-04 |
| 6039872 | Hydrophilic membrane | Xiaosong Wu, Joel Shertok | 2000-03-21 |
| 5980746 | Membrane and methods of preparing and using same | Charles Gelman, Wilfrid Klaus Wixwat, Yujing Yang, Chung-Jen Hou | 1999-11-09 |
| 5575910 | Membrane adsorber filter module | Massoud Karbachsch, G unter Pradel, Dieter Schmidt | 1996-11-19 |
| 5575917 | Process for immobilizing linear polymers on a chemically inert carrier material, antimicrobial matrix produced according to this process on the basis of an inert carrier material and a coating of polyionenes and use of said matrix | Michael C. Rinck | 1996-11-19 |
| 4250141 | Column for the removal of undesired substances from a liquid mixture | Hans D. Lehmann | 1981-02-10 |