Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11603714 | Vibration isolating coupler for reducing vibrations in a drill string | Hanno Reckmann, Volker Peters, Axel Ritter | 2023-03-14 |
| 10443351 | Backflow prevention assembly for downhole operations | Matthias Gatzen, Thorsten Regener | 2019-10-15 |