Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11795376 | Viscosifying friction reducers | Genyao Lin, Louis Villafane, Shih-Ruey T. Chen, Kevin W. Frederick | 2023-10-24 |
| 11746277 | Diluted cationic friction reducers | Louis Villafane, Kevin W. Frederick, Shih-Ruey T. Chen, Randy Loeffler | 2023-09-05 |
| 11673976 | Method for making water-dispersible and water-dispersed polymers | Joseph D. Desousa, Arthur Riazzi, Benjamin J. Webster, Robert M. O'Brien, Richard H. Evans +1 more | 2023-06-13 |