Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10287852 | Method and apparatus for actuating downhole tools | Daniel George Purkis, Simon J. Harrall | 2019-05-14 |
| 10214999 | Remotely operated isolation valve | Joe Noske, Roddie R. Smith, Thomas F. Bailey, Christopher L. McDowell | 2019-02-26 |
| 10196883 | Long-stroke pumping unit | Clark E. Robison, Benson Thomas, William C. Lane, Darius J. Yakimchuk, Jeffrey J. Lembcke +3 more | 2019-02-05 |
| 10180041 | Isolation valve with debris control and flow tube protection | Christopher L. McDowell, Joe Noske | 2019-01-15 |