Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10927628 | Drilling bucket and method for producing a bore in the ground | Roland Artur Braun, Fabian Denk, Ulli WIEDENMANN, Andreas STIMPFLE-ZIEGLER | 2021-02-23 |
| 10458184 | Ground processing tool and a method for creating a borehole in the ground | Stefan Michael Finkenzeller, Juergen Klippenstein, Thomas Bauer | 2019-10-29 |
| 9580964 | Drilling tool and method for earth drilling | Sandor Major, Andreas STIMPFLE-ZIEGLER | 2017-02-28 |