Issued Patents 2018
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151171 | Signal operated isolation valve | Roddie R. Smith, Paul L. Smith, Thomas F. Bailey, Christopher L. McDowell, Frederick T. Tilton | 2018-12-11 |
| 10138710 | Bidirectional downhole isolation valve | — | 2018-11-27 |
| 10132137 | Bidirectional downhole isolation valve | Christopher L. McDowell, Kyle Allen King, Simon J. Harrall | 2018-11-20 |
| 10107053 | Three-way flow sub for continuous circulation | Ram K. Bansal, Miroslav Mihalj, Bill Menard, Thomas F. Bailey, David Pavel +3 more | 2018-10-23 |
| 10107075 | Downhole isolation valve | Michael Brian Grayson, Julmar Shaun S. Toralde, Christopher L. McDowell | 2018-10-23 |
| 10006262 | Continuous flow system for drilling oil and gas wells | Ram K. Bansal, Geoff George, Gerald Wes Don Buchanan, Justin R. CUNNINGHAM, Eisenhower De Leon +2 more | 2018-06-26 |