P

Inventor

WALLRAFEN WERNER

DE51 patents
⚠️ This page may combine multiple inventors who share the name “WALLRAFEN WERNER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

VDO SCHINDLING

18 patents
US5412255AMay 2, 1995

Switch device suitable for use in automotive vehicles

VDO SCHINDLING110 citations98
US6070337AJun 6, 2000

Passive magnetic position sensor

VDO SCHINDLING36 citations93
US6002328ADec 14, 1999

Tank display system and method for determining the remaining volume in a tank

VDO SCHINDLING36 citations93
US5719332AFeb 17, 1998

Process and system for operating a level sensor

VDO SCHINDLING52 citations93
US5442865AAug 22, 1995

Passive magnetic position sensor

VDO SCHINDLING39 citations93
US5172065ADec 15, 1992

Evaluation circuit for a capacitive sensor

VDO SCHINDLING37 citations93
US5157312AOct 20, 1992

Device including wetness sensor for controlling a windshield wiper

VDO SCHINDLING33 citations93
US5140234AAug 18, 1992

Windshield wiper control based on rate of change of sensor signal

VDO SCHINDLING54 citations93
US5140233AAug 18, 1992

Control of windshield wiper by integration and differentiation of sensor signal

VDO SCHINDLING25 citations93
US4829247AMay 9, 1989

Angle sensor with inductive coil coupling

VDO SCHINDLING28 citations93
US4646011AFeb 24, 1987

Electronic angular position transmitter with toroidal core and rotatable magnet

VDO SCHINDLING35 citations93
US5798640AAug 25, 1998

Passive magnetic position sensor

VDO SCHINDLING51 citations86
US4868497ASep 19, 1989

Determining angular velocity from two quadrature signals by squaring the derivative of each signal and taking the square root of the sum

VDO SCHINDLING17 citations82
US5737243AApr 7, 1998

Method for displaying of the outside temperature in a motor vehicle

VDO SCHINDLING12 citations74
US5092171AMar 3, 1992

Acceleration sensor with differential capacitance

VDO SCHINDLING10 citations74
US4814701AMar 21, 1989

Method and apparatus for determining angular velocity from two signals which are a function of the angle of rotation

VDO SCHINDLING11 citations74
US5955658ASep 21, 1999

Device for measuring changes in pressure

VDO SCHINDLING2 citations63
US4658211AApr 14, 1987

Circuit for regulating the torque of ratio meters

VDO SCHINDLING0 citations42

MANNESMANN VDO AG

14 patents
US6445176B1Sep 3, 2002

Self-adaptive sensor unit for determining pulse switching points

MANNESMANN VDO AG30 citations93
US6417662B1Jul 9, 2002

Tachogenerator for detecting the rotational speed of a rotating machine part

MANNESMANN VDO AG36 citations93
US6356087B1Mar 12, 2002

System for determining relative air humidity

MANNESMANN VDO AG20 citations93
US6181127B1Jan 30, 2001

Method and circuit for checking the width of the air gap in a speed sensor

MANNESMANN VDO AG25 citations93
US6527517B1Mar 4, 2003

Pump

MANNESMANN VDO AG25 citations91
US6401533B1Jun 11, 2002

Level indicator

MANNESMANN VDO AG50 citations91
US6202811B1Mar 20, 2001

Clutch

MANNESMANN VDO AG15 citations84
US6016705AJan 25, 2000

Pressure sensor with pivoting lever

MANNESMANN VDO AG16 citations82
US6318332B1Nov 20, 2001

Method for monitoring adequate oil lubrication of an internal combustion engine and an internal combustion engine for carrying out the method

MANNESMANN VDO AG15 citations81
US6308564B1Oct 30, 2001

Method and apparatus for determining the quantity and quality of a fluid

MANNESMANN VDO AG8 citations71
US6237411B1May 29, 2001

Limit-level sensor and method of determining the undershooting or overshooting of an intended level of liquid in a container

MANNESMANN VDO AG9 citations70
US6072387AJun 6, 2000

Device for triggering a control and/or warning process in a motor vehicle

MANNESMANN VDO AG12 citations66
US6504476B1Jan 7, 2003

Method for generating a warning signal to switch on the lighting system of a vehicle and devices for use with said method

MANNESMANN VDO AG2 citations63
US5969594AOct 19, 1999

Device for indicating the level of the axle of a vehicle

MANNESMANN VDO AG2 citations61

CONTINENTAL AUTOMOTIVE GMBH

7 patents

WALLRAFEN WERNER

6 patents

SIEMENS AG

2 patents

MANNESMANN VDO

1 patent

MANNESMAN VDO AG

1 patent

SCHNEIDER ERWIN

1 patent

Showing the top 50 of 51 patents by PatentIndex Score.