Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10837231 | Double head drilling device and method for producing a bore | Markus MERZHAEUSER, Henrik Uelhoff | 2020-11-17 |
| 9932773 | Drive device and method for operating a drive device | — | 2018-04-03 |
| 7770659 | Rotary drive assembly for a drill rod | Henrik Uelhoff | 2010-08-10 |