Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10392898 | Mechanically operated reverse cementing crossover tool | Eric R. Evans | 2019-08-27 |
| 10221638 | Telemetry operated cementing plug release system | Rocky A. Turley, Robin L. Campbell | 2019-03-05 |
| 10198606 | Radio frequency identification tag delivery system | John Fielding Ownby, Jobby T. Jacob, Matthew Knight, Richard Dalzell, Jake M. Boudreaux +5 more | 2019-02-05 |