Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11118410 | Device for producing a cavity in a soil | Marc Peters, Steffen Praetorius | 2021-09-14 |
| 11118454 | Tunnel boring device and system for the hydraulic removal of cuttings, and system for producing a stable fluid pressure for a boring fluid in the region of a cutting disk of the tunnel boring device | Michael Lubberger | 2021-09-14 |
| 10941624 | Drill string element | Michael Lubberger, Tobias Engel | 2021-03-09 |
| 10734793 | System and method for laying underground cables or underground lines in the ground near the surface | Marc Peters, Tobias Engel, Steffen Praetorius | 2020-08-04 |
| 10364611 | Drill head for expanding a pilot bore in order to create a borehole | Michael Lubberger | 2019-07-30 |
| 10081992 | Device for conveying away drillings | Michael Lubberger | 2018-09-25 |