Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136494 | Polymer with internal crosslinking and breaking mechanisms | Jack Maberry, Yifan Li, Mark Kinsey, Paul Pistono, Fati Malekahmadi | 2021-10-05 |
| 10822541 | Method of using Sophorolipids in well treatment operations | Charles David Armstrong, Qi Qu | 2020-11-03 |
| 10190038 | Method of using sophorolipids in well treatment operations | Charles David Armstrong, Qi Qu | 2019-01-29 |
| 9951262 | Well servicing fluid | D.V. Satyanarayana Gupta, Kay E. Cawiezel, Tanhee Galindo | 2018-04-24 |
| 9714375 | Delayed viscosity well treatment methods and fluids | Magnus Legemah, Paul S. Carman, Hong Sun | 2017-07-25 |
| 9217103 | Well servicing fluid | D. V. Satyanarayana Gupta, Kay E. Cawiezel, Tanhee Galindo | 2015-12-22 |
| 8636066 | Method of enhancing productivity of a formation with unhydrated borated galactomannan gum | D. V. Satyanarayana Gupta, Marshall G. Ault | 2014-01-28 |
| 8393390 | Polymer hydration method | D. V. Satyanarayana Gupta, Harold L. Becker, James Michael Brown | 2013-03-12 |