Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8425814 | Method for preparing hydrophilic polyethersulfone membrane | Eshan B. Yeh, Richard Sale | 2013-04-23 |
| 7537718 | Hydrophilic polyethersulfone membrane and method for preparing same | Eshan B. Yeh, Richard Sale | 2009-05-26 |
| 7067058 | Hydrophilic membrane and process for making the same | Eshan B. Yeh | 2006-06-27 |