Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8372786 | Polyelectrolyte complexes for oil and gas applications | Cory Berkland, Jenn-Tai Liang, G. Paul Willhite | 2013-02-12 |
| 8183184 | Polyelectrolyte complexes for oil and gas applications | Cory Berkland, Jenn-Tai Liang, G. Paul Willhite | 2012-05-22 |
| 7644764 | Polyelectrolyte complexes as delayed gelling agents for oil and gas applications | Cory Berkland, Jenn-Tai Liang, G. Paul Willhite | 2010-01-12 |