Inventor
GERHARDT TOBIAS
DE7 patents
Patents
7 patentsUS10364611B2Jul 30, 2019
Drill head for expanding a pilot bore in order to create a borehole
HERRENKNECHT AG7 citations77
US11118454B2Sep 14, 2021
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
HERRENKNECHT AG0 citations45
US10941624B2Mar 9, 2021
Drill string element
HERRENKNECHT AG0 citations45
US11118410B2Sep 14, 2021
Device for producing a cavity in a soil
HERRENKNECHT AG0 citations43
US12460487B2Nov 4, 2025
Drill head for creating a borehole in the ground
HERRENKNECHT AG0 citations39
US10081992B2Sep 25, 2018
Device for conveying away drillings
HERRENKNECHT AG0 citations35
US10734793B2Aug 4, 2020
System and method for laying underground cables or underground lines in the ground near the surface
HERRENKNECHT AG0 citations33