Issued Patents 2019
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10422202 | Linearly indexing wellbore valve | Wayland Dale Connelly, Kenneth J. Anton, Michael J. Harris | 2019-09-24 |
| 10408012 | Downhole tool with an expandable sleeve | Carl Martin, Stephen J. Chauffe | 2019-09-10 |
| 10337285 | Time-delayed downhole tool | — | 2019-07-02 |
| 10227842 | Friction-lock frac plug | Carl Martin | 2019-03-12 |
| 10190390 | Pressure actuated ported sub for subterranean cement completions | Jason C. Mailand, James S. Sanchez, Paul Madero, Charles Johnson, Robert W. Putch | 2019-01-29 |
| 10174590 | Toe valve | — | 2019-01-08 |