Inventor

WIRTH ALFRED

DE11 patents

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

FICHTEL & SACHS AG

5 patents

US5651433AJul 29, 1997

Fluid operated oscillation damper

FICHTEL & SACHS AG110 citations97

US5462142AOct 31, 1995

Fluid operated damper with nonreleasable cover unit for electromagnetic value

FICHTEL & SACHS AG29 citations92

US5449055ASep 12, 1995

Stop valve device

FICHTEL & SACHS AG37 citations90

US5551540ASep 3, 1996

Vibration damper and a vibration damper with a valve actuation device

FICHTEL & SACHS AG23 citations86

US4201246AMay 6, 1980

Pressure accumulator

FICHTEL & SACHS AG4 citations51

MANNESMANN SACHS AG

2 patents

US6305512B1Oct 23, 2001

Valve which reacts as a function of pressure, especially for a vibration damper

MANNESMANN SACHS AG70 citations94

US6561720B2May 13, 2003

Axial securing device for two components by means of a locking ring

MANNESMANN SACHS AG26 citations88

FOESTER ANDREAS

1 patent

US8307965B2Nov 13, 2012

Vibration damper with adjustable damping force

FOESTER ANDREAS94 citations92

AUDI AG

1 patent

US5822978AOct 20, 1998

Method of controlling the electric heating of a catalytic converter

AUDI AG17 citations79

DAIMLER BENZ AG

1 patent

US5539286AJul 23, 1996

Motor vehicle electrical system having an electrical machine functioning as an on-board power supply generator

DAIMLER BENZ AG17 citations71

LIBA MASCHF

1 patent

US4941240AJul 17, 1990

Beam warping machine with a device for the maintenance of required yarn tension

LIBA MASCHF12 citations70