Inventor
WIDMANN ROLAND
DE7 patents
⚠️ This page may combine multiple inventors who share the name “WIDMANN ROLAND”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LIEBHERR COMPONENTS BIBERACH GMBH
6 patentsUS12467220B2Nov 11, 2025
Trench cutter drive with decoupled inner wheel/integrated bearing
LIEBHERR COMPONENTS BIBERACH GMBH0 citations55
US12378746B2Aug 5, 2025
Cutting wheel assembly for a slurry wall cutter
LIEBHERR COMPONENTS BIBERACH GMBH0 citations55
US12188199B2Jan 7, 2025
Drive device for a diaphragm wall cutter
LIEBHERR COMPONENTS BIBERACH GMBH0 citations55
US12366047B2Jul 22, 2025
Drive device for a diaphragm wall cutter
LIEBHERR COMPONENTS BIBERACH GMBH0 citations44
US10487935B2Nov 26, 2019
Drive device with circulation filtering
LIEBHERR COMPONENTS BIBERACH GMBH0 citations39
US10355559B2Jul 16, 2019
Drive apparatus for a wheel of a work machine
LIEBHERR COMPONENTS BIBERACH GMBH0 citations33