Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10851613 | Two-part restriction element for large-bore downhole isolation tool and method | Kevin R. George, Dennis Roessler, John T. Hardesty | 2020-12-01 |
| 10612340 | Wellbore plug isolation system and method | Philip M. Snider, Kevin R. George, John T. Hardesty, 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, Philip M. Snider, David S. Wesson | 2020-03-31 |