Issued Patents 2018
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10150659 | Direct drive drawworks with bearingless motor | Beat Kuttel, Brian Ellis, Faisal J. Yousef | 2018-12-11 |
| 10092158 | Surface maintenance machine with a quick alignment mechanism for a cleaning tool | Warren L. Larson, Adam J. C. Runnoe, Ronald W. Lehman | 2018-10-09 |
| 10044189 | System for supplying power from the main powerhouse to a drill floor powerhouse | — | 2018-08-07 |
| 10003229 | Low inertia direct drive drawworks | Gary Pace, James Garaghty, Brian Ellis | 2018-06-19 |
| 9919903 | Multi-speed electric motor | Charles Patrick | 2018-03-20 |
| 9856719 | System for supplying power from the main powerhouse to a drill floor powerhouse | — | 2018-01-02 |