Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10366507 | Optical imaging and assessment system for tong cassette positioning device | Christina Hebebrand, Frank Wern | 2019-07-30 |
| 10247246 | Tool coupler with threaded connection for top drive | — | 2019-04-02 |
| 10167671 | Power supply for a top drive | Frank Wern | 2019-01-01 |