Inventor

HELBER ROLF

DE4 patents

⚠️ This page may combine multiple inventors who share the name “HELBER ROLF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DAIMLER CHRYSLER AG

2 patents

US6932189B2Aug 23, 2005

Device for noise structuring in a motor vehicle

DAIMLER CHRYSLER AG29 citations89

USD419740SJan 25, 2000

Cart

DAIMLER CHRYSLER AG5 citations58

DAIMLER BENZ AG

1 patent

US4852533AAug 1, 1989

Mounting arrangement for vehicle engine and the like

DAIMLER BENZ AG31 citations87

BRUEL & KJAER SOUND & MEASUREM

1 patent

US7616767B2Nov 10, 2009

Method and device for determining acoustical transfer impedance

BRUEL & KJAER SOUND & MEASUREM8 citations71