Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9976405 | Method to mitigate bit induced vibrations by intentionally modifying mode shapes of drill strings by mass or stiffness changes | Andreas Hohl, Mathias Tergeist, Hatem Oueslati, Christian Herbig, Jayesh Jain +1 more | 2018-05-22 |