Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10626922 | Low-friction, abrasion resistant replaceable bearing surface | Gilbert Troy Meier, Joseph Aschenbrenner, Joshua J. Smith | 2020-04-21 |
| 9920614 | Apparatus and method for drilling wellbores based on mechanical specific energy determined from bit-based weight and torque sensors | Tu Tien Trinh, Eric C. Sullivan | 2018-03-20 |
| 7861809 | Rotary drag bit with multiple backup cutters | David Gavia, Ryan J. Hanford, Jason E. Hoines, Matthew R. Isbell, Eric E. McClain +1 more | 2011-01-04 |
| 7762355 | Rotary drag bit and methods therefor | Eric E. McClain, David Gavia, Jason E. Hoines, Matthew R. Isbell, Michael L. Doster | 2010-07-27 |