Issued Patents 2020
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10871048 | Controlled bypass plug and method | John T. Hardesty, David S. Wesson | 2020-12-22 |
| 10837266 | Constant entrance hole perforating gun system and method | Wenbo Yang, John T. Hardesty, David S. Wesson | 2020-11-17 |
| 10774624 | Constant entrance hole perforating gun system and method | Wenbo Yang, John T. Hardesty, David S. Wesson | 2020-09-15 |
| 10753183 | Refracturing in a multistring casing with constant entrance hole perforating gun system and method | Wenbo Yang, David Mark Ambler, David A. Cuthill, John T. Hardesty, David S. Wesson | 2020-08-25 |
| 10746004 | High density cluster based perforating system and method | Wenbo Yang, James A. Rollins, John T. Hardesty, David S. Wesson | 2020-08-18 |
| 10746003 | High density cluster based perforating system and method | Wenbo Yang, James A. Rollins, John T. Hardesty, David S. Wesson | 2020-08-18 |
| 10612340 | Wellbore plug isolation system and method | Kevin R. George, John T. Hardesty, Michael D. Wroblicky, Nathan G. Clark, James A. Rollins +1 more | 2020-04-07 |
| 10605040 | Large-bore downhole isolation tool with plastically deformable seal and method | John T. Hardesty, Michael D. Wroblicky, David S. Wesson | 2020-03-31 |