Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208853 | Dampers for mitigation of downhole tool vibrations and vibration isolation device for downhole bottom hole assembly | Volker Peters, Andreas Hohl, Dennis Heinisch, Hanno Reckmann | 2021-12-28 |
| 11199242 | Bit support assembly incorporating damper for high frequency torsional oscillation | Andreas Hohl | 2021-12-14 |
| 11136834 | Dampers for mitigation of downhole tool vibrations | Andreas Hohl | 2021-10-05 |