Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783937 | Negatively charged membrane | Chung-Jen Hou, Peter Konstantin | 2004-08-31 |
| 6780327 | Positively charged membrane | Xiaosong Wu, Chung-Jen Hou, Jayesh Dharia, Peter Konstantin | 2004-08-24 |