Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10150659 | Direct drive drawworks with bearingless motor | Kevin R. Williams, Brian Ellis, Faisal J. Yousef | 2018-12-11 |
| 10060199 | Drilling rig carriage movable along racks and including pinions driven by electric motors | Padira Reddy, Ashish Gupta, Sean Bailey, Richmond Todd Fox, Scott G. Boone | 2018-08-28 |
| 9903168 | Tubular handling methods | Brian Ellis, Craig C. Weems, Faisal J. Yousef | 2018-02-27 |