Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10487626 | Fracturing valve and fracturing tool string | John Ravensbergen, Douglas James Brunskill, Shawn Leggett | 2019-11-26 |
| 10465445 | Casing float tool | Marty Stromquist, John Ravensbergen, David Devlin, Douglas Braden, Travis Harris | 2019-11-05 |
| 10344561 | Tools and methods for use in completion of a wellbore | Marty Stromquist, Robert Nipper, Timothy H. Willems | 2019-07-09 |
| 10227845 | Tools and methods for use in completion of a wellbore | Marty Stromquist, Robert Nipper, Timothy H. Willems | 2019-03-12 |