Inventor
STEFFES HELMUT
DE75 patents
⚠️ This page may combine multiple inventors who share the name “STEFFES HELMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TEVES GMBH ALFRED
32 patentsUS5115186AMay 19, 1992
Travel sensor for determining the position of a member such as a brake pedal
TEVES GMBH ALFRED61 citations94
US5290098AMar 1, 1994
Hydraulic anti-locking brake unit
TEVES GMBH ALFRED30 citations93
US5141295AAug 25, 1992
Brake power booster with diaphragm position sensing devices
TEVES GMBH ALFRED23 citations93
US4929038AMay 29, 1990
Hydraulic unit
TEVES GMBH ALFRED44 citations93
US4900105AFeb 13, 1990
Pressure fluid-activated brake system including an anti-locking traction slip control
TEVES GMBH ALFRED23 citations92
US4824182AApr 25, 1989
Anti-lock hydraulic brake system for automotive vehicles
TEVES GMBH ALFRED29 citations92
US5383718AJan 24, 1995
Brake system with a device for controlling both brake slip and traction slip
TEVES GMBH ALFRED30 citations91
US5215359AJun 1, 1993
Hydraulic anti-locking brake unit
TEVES GMBH ALFRED18 citations82
US5722741AMar 3, 1998
Electrohydraulic pressure control device
TEVES GMBH ALFRED12 citations74
US5722742AMar 3, 1998
Electrohydraulic pressure control mechanism
TEVES GMBH ALFRED9 citations74
US5681099AOct 28, 1997
Electrohydraulic pressure control device
TEVES GMBH ALFRED17 citations74
US5350226ASep 27, 1994
Anti-lock hydraulic brake system
TEVES GMBH ALFRED10 citations74
US5340285AAug 23, 1994
Motor pump assembly with variably set eccentric
TEVES GMBH ALFRED14 citations74
US5251971AOct 12, 1993
Anti-lock controlled brake system for automotive vehicles
TEVES GMBH ALFRED17 citations74
US5249853AOct 5, 1993
Hydraulic anti-lock brake system
TEVES GMBH ALFRED13 citations74
US5005350AApr 9, 1991
Tandem master cylinder
TEVES GMBH ALFRED8 citations74
US4950027AAug 21, 1990
Brake pressure regulator
TEVES GMBH ALFRED11 citations74
US4861117AAug 29, 1989
Brake pressure regulator
TEVES GMBH ALFRED7 citations74
US4828333AMay 9, 1989
Slip-controlled brake system
TEVES GMBH ALFRED7 citations74
US4815793AMar 28, 1989
Hydraulic brake system for automotive vehicles
TEVES GMBH ALFRED10 citations74
US4805966AFeb 21, 1989
Slip-control hydraulic brake booster with braking-pressure responsive valve for fast-fill cylinder
TEVES GMBH ALFRED8 citations74
US4628162ADec 9, 1986
Fluid level indicator for a reservoir
TEVES GMBH ALFRED12 citations74
US5401085AMar 28, 1995
Brake pressure control apparatus for a hydraulic automotive vehicle brake system
TEVES GMBH ALFRED8 citations73
US5297862AMar 29, 1994
Hydraulic brake system controlling slip
TEVES GMBH ALFRED7 citations73
US5231913AAug 3, 1993
Process for the adjustment of a brake power booster travel sensor
TEVES GMBH ALFRED11 citations73
US4964681AOct 23, 1990
Anti-lock hydraulic brake system
TEVES GMBH ALFRED19 citations73
US4838305AJun 13, 1989
Pressure differential valve
TEVES GMBH ALFRED14 citations73
US4811809AMar 14, 1989
Traction slip control device
TEVES GMBH ALFRED7 citations73
US5700071ADec 23, 1997
Electrohydraulic pressure control device
TEVES GMBH ALFRED8 citations72
US4848847AJul 18, 1989
Pressure supply system especially for brake systems of motor vehicles
TEVES GMBH ALFRED9 citations71
US5188433AFeb 23, 1993
Anti-lock hydraulic brake system
TEVES GMBH ALFRED12 citations70
US5046316ASep 10, 1991
Tandem master cylinder with filters arranged in central valves
TEVES GMBH ALFRED8 citations69
ITT
8 patentsUS4483144ANov 20, 1984
Control arrangement for a hydraulic brake system with an antiskid control device
ITT22 citations82
US4404803ASep 20, 1983
Brake unit with a hydraulic boosting device
ITT27 citations82
US4489989ADec 25, 1984
Auxiliary power assisted master cylinder arrangement for a vehicle brake system
ITT26 citations78
US4660898AApr 28, 1987
Hydraulic brake system with slip control
ITT10 citations74
US4659152AApr 21, 1987
Hydraulic brake system with slip control
ITT9 citations74
US4564244AJan 14, 1986
Pressure control device
ITT10 citations74
US4530209AJul 23, 1985
Control arrangement for a vehicular brake system with hydraulic brake booster
ITT18 citations74
US4341076AJul 27, 1982
Hydraulic brake booster
ITT16 citations74
CONTINENTAL TEVES AG & CO OHG
6 patentsUS6454543B1Sep 24, 2002
Selectively operable multiple pump assembly
CONTINENTAL TEVES AG & CO OHG21 citations93
US6220675B1Apr 24, 2001
Hydraulic brake system with hydraulic servo brake
CONTINENTAL TEVES AG & CO OHG31 citations93
US6142583ANov 7, 2000
Anti-locking hydraulic motor vehicle brake system
CONTINENTAL TEVES AG & CO OHG23 citations93
US6497562B1Dec 24, 2002
Piston pump
CONTINENTAL TEVES AG & CO OHG15 citations92
US6450787B1Sep 17, 2002
Piston pump
CONTINENTAL TEVES AG & CO OHG20 citations91
US6705846B2Mar 16, 2004
Piston pump
CONTINENTAL TEVES AG & CO OHG10 citations73
ITT MFG ENTERPRISES INC
2 patentsALFRED TOVES GMBH
1 patent(unassigned)
1 patentShowing the top 50 of 75 patents by PatentIndex Score.