Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465457 | Tool detection and alignment for tool installation | Christina Hebebrand, Bjoern Thiemann, Martin Liess, Frank Wern, John Fielding Ownby | 2019-11-05 |
| 10428602 | Top drive torque measurement device | Frank Wern, Bjoern Thiemann, Martin Liess, Christina Hebebrand | 2019-10-01 |
| 10309166 | Genset for top drive unit | Bjoern Thiemann, Frank Wern, John Fielding Ownby, Martin Liess, Christina Hebebrand | 2019-06-04 |