Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10150659 | Direct drive drawworks with bearingless motor | Beat Kuttel, Kevin R. Williams, Faisal J. Yousef | 2018-12-11 |
| 10003229 | Low inertia direct drive drawworks | Gary Pace, Kevin R. Williams, James Garaghty | 2018-06-19 |