Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11043758 | Bushing adapter and bushing with superior mechanical characteristics | Martin Hofmann, Herve Cheron, Torsten Friedrich, Yves Cadoret | 2021-06-22 |
| 10971832 | High-power bushing for harsh environments | Thilo Simonsohn, Tortsten Friedrich, Martin Hofmann | 2021-04-06 |
| 10628618 | Drill bit design | — | 2020-04-21 |