Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7182957 | Polymer blends that swell in an acidic environment and deswell in a basic environment | Gaylen M. Zentner, Feng Liu | 2007-02-27 |
| 6730327 | Polymer blends that swell in an acidic environment and deswell in a basic environment | Gaylen M. Zentner, Feng Liu | 2004-05-04 |
| 6537584 | Polymer blends that swell in an acidic environment and deswell in a basic environment | Gaylen M. Zentner, Feng Liu | 2003-03-25 |