Inventor
WOESSNER FELIX
24 patents
Patents
24 patentsUS5398787AMar 21, 1995
Damping pilot valve having vibration damper-related characteristic curves
FICHTEL & SACHS AG137 citations98
US4671392AJun 9, 1987
Vibration damper with variable damping force
FICHTEL & SACHS AG64 citations96
US4589528AMay 20, 1986
Double-tube vibration damper
FICHTEL & SACHS AG61 citations95
US4364457ADec 21, 1982
Piston-cylinder unit particularly for shock absorber or compression strut
FICHTEL & SACHS AG32 citations93
US5439085AAug 8, 1995
Oscillation damper
FICHTEL & SACHS AG39 citations92
US5353897AOct 11, 1994
Vibration damper
FICHTEL & SACHS AG32 citations92
US5180039AJan 19, 1993
Fluid passage unit
FICHTEL & SACHS AG50 citations92
US4960188AOct 2, 1990
Single-tube vibration damper of variable damping force
FICHTEL & SACHS AG51 citations92
US4768629ASep 6, 1988
Double-tube vibration damper
FICHTEL & SACHS AG57 citations92
US4484670ANov 27, 1984
Vibration damper arrangement particularly for a shock absorber strut
FICHTEL & SACHS AG30 citations92
US4345748AAug 24, 1982
Fluid damped unit, particularly for use as shock absorber or telescopic strut
FICHTEL & SACHS AG47 citations92
US4328960AMay 11, 1982
Fluid damping unit featuring combined fluidic and spring damping characteristics
FICHTEL & SACHS AG85 citations92
US4312499AJan 26, 1982
Shock absorber assembly with operationally controlled hydraulic-mechanical damping system
FICHTEL & SACHS AG34 citations92
US4821850AApr 18, 1989
Double-tube vibration damper
FICHTEL & SACHS AG25 citations91
US4482036ANov 13, 1984
Hydropneumatic damping device
FICHTEL & SACHS AG40 citations90
US4311302AJan 19, 1982
Shock absorber device
FICHTEL & SACHS AG104 citations90
US4706787ANov 17, 1987
Vibration damper with variable damping force
FICHTEL & SACHS AG19 citations82
US5064030ANov 12, 1991
Impact damping unit
FICHTEL & SACHS AG16 citations74
US4270635AJun 2, 1981
Shock absorber for vehicles
FICHTEL & SACHS AG11 citations74
US4508201AApr 2, 1985
Piston rod with an integral piston for a shock absorber
FICHTEL & SACHS AG14 citations73
US4491160AJan 1, 1985
Pressurized fluid device
FICHTEL & SACHS AG20 citations73
US4643011AFeb 17, 1987
Method of manufacturing a cylinder member of a cylinder piston unit
FICHTEL & SACHS AG14 citations72
US4561164ADec 31, 1985
Method of making piston rod for shock absorbers
FICHTEL & SACHS AG13 citations68
US4560041ADec 24, 1985
Shock absorber unit with temperature compensation
FICHTEL & SACHS AG6 citations63