Patents
Patents for G01R 27 - Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom (22,286)
10/1996
10/29/1996US5570026 Altered fluid conductivity monitor
10/24/1996DE19522496C1 Network impedance measuring system for AC regulator
10/23/1996CN2238446Y Intelligence full range resistance measuring device
10/17/1996DE19614365A1 Diagnostic system for measurement of 'back-up' capacitor in test of 'hold up' circuitry in vehicle airbag control system
10/16/1996EP0656123B1 Apparatus for characterizing high temperature superconducting thin film
10/16/1996CN1133164A Resistance measurer and healthful direction prompting device
10/10/1996DE19522613C1 Network analyser for measuring frequency dependent measurement parameters of test object
10/09/1996CN1132859A Dielectric loss measuring method and equipment for high-voltage electrical equipment
10/08/1996US5563508 Non-contact resistivity measurement apparatus and method using femtosecond laser pulses to create an electron flow
10/08/1996US5563505 Apparatus for characterizing high temperature superconducting thin film
10/02/1996EP0735373A1 Method and apparatus for measuring a transfer impedance of shielded devices and common mode currents in shieldings
10/02/1996CN2236663Y Micro-ohm meter
10/01/1996US5561577 ESD protection for IC's
10/01/1996US5561381 Method for testing a partially constructed electronic circuit
10/01/1996US5561376 Impedance measurement in a high-voltage power system
09/1996
09/25/1996EP0733201A1 System for measuring properties of materials
09/25/1996EP0720741A4 Method and arrangement for oil well test system
09/25/1996EP0720740A4 Improved method and capacitance probe arrangement
09/25/1996CN1131983A Screened capacitive sensor
09/24/1996US5559427 Instrument and method for testing local area network cables
09/24/1996US5558233 Container inspection apparatus for determining the wall thickness of non-round containers and associated method
09/19/1996WO1996028742A1 Continuous on-board analysis of diesel engine lubrication systems
09/17/1996US5557042 Impedance detector, in particular for radiosonde operation, as well as a process for the manufacture of a detector
09/11/1996CN2235126Y Conductivity transmitter
09/11/1996CN2235125Y High-reliability high-stability groundmeter
09/11/1996CN2235124Y Low-resistance digital measuring instrument
09/11/1996CN1130945A Field transmitter built-in test equipment
09/10/1996US5555507 Method for detecting non-linear behavior in a digital data transmission path to be examined
09/10/1996US5554939 Non-destructive measuring sensor for semiconductor wafer and method of manufacturing the same
09/10/1996US5554938 For evaluating a capability of wiring material
09/10/1996US5554937 Apparatus and method for sensing material level by capacitance measurement
09/10/1996US5554936 Mixed fluid time domain reflectometry sensors
09/10/1996US5553495 Impedance detector, in particular for radiosonde operation and process for manufacture of an impedance detector
09/03/1996US5553116 Telephone line monitoring apparatus and method
09/03/1996US5552714 Electronic calibration method and apparatus
09/03/1996US5552704 Eddy current test method and apparatus for measuring conductance by determining intersection of lift-off and selected curves
08/1996
08/21/1996EP0727048A1 System interface fault isolator test set
08/21/1996CN2233635Y DC insulation monitoring relay
08/21/1996CN1129321A Medium consumption factor with floating unit and capacitance tester
08/20/1996US5548538 Internal automatic calibrator for vector network analyzers
08/20/1996US5548221 Electronic calibration method and apparatus
08/14/1996EP0725751A1 Medical electrode packaging technology
08/14/1996DE19513022C1 Differential capacitance measuring circuit for pressure sensor
08/13/1996US5546010 Method for measuring a resistance value in an electrical apparatus
08/13/1996US5546008 Inflatable capacitance measuring device
08/13/1996US5544662 Apparatus for electrical impedance imaging of a body
08/08/1996DE19528454C1 Capacitance measurement via discharge current arithmetic mean determn., esp. for level sensing capacitive transducer
08/07/1996CN2232590Y Numerical automatic range megger
08/06/1996US5543721 Method and device for extending the dynamic range in measurements c arried out with a directional coupler
08/06/1996US5543717 Integrable conductivity measuring device
07/1996
07/31/1996EP0724338A2 Pulse based crosstalk measurement apparatus with connector crosstalk compensation
07/31/1996EP0715724A4 Soil moisture sensor
07/31/1996CN2232145Y Movable high voltage insulation test meter
07/25/1996DE19601551A1 Electrostatic sensor for detecting presence of moving object
07/25/1996DE19600689A1 Capacitive component reduction circuit e.g. in electrostatic converter
07/24/1996EP0723078A2 Misfire detecting device for internal combustion engine
07/24/1996EP0630485A4 Method and apparatus for downhole measurement of fluid conductivity and hydrocarbon volume during formation testing.
07/24/1996CN1127361A Insulativity testing method for electric power equipment
07/23/1996US5539608 Electronic interlock for electromagnetic contactor
07/23/1996US5539323 Sensor for articles such as wafers on end effector
07/23/1996US5539306 Method and apparatus for testing electrical and electronic circuits
07/17/1996EP0721722A1 Method of predicting voltages in telephone line measurement
07/16/1996US5537329 Apparatus and method for analyzing circuits
07/16/1996US5537048 Sensing roller for in-process thickness measurement
07/16/1996US5537046 Electronic calibration method and apparatus
07/16/1996US5537042 Method and system for unobtrusively measuring physical properties in electrochemical processes
07/10/1996EP0721100A2 Cable testing system based on pulsed signal attenuation measurement
07/10/1996EP0720741A1 Method and arrangement for oil well test system
07/10/1996EP0720740A1 Improved method and capacitance probe arrangement
07/10/1996CN1126514A Resistance measuring circuit, and thermal appliance, electrical thermometer and coldgenerating appliance including such a measuring circuit
07/03/1996EP0720017A1 Electrically detected impedance detector for measurement of physical quantities, in particular of temperature of humidity, and process for manufacture of said detector
07/03/1996EP0719417A1 Field transmitter built-in test equipment
07/02/1996US5532606 Apparatus for determining characteristics of a substrate
07/02/1996US5532604 Dielectric constant measuring method and apparatus
07/02/1996US5532603 Cross-talk measurement apparatus with near-end compensation
07/02/1996US5532590 For measuring a voltage or current at a device under test
07/02/1996US5531434 Multiple page sensor for automatic document feeder
06/1996
06/27/1996WO1996019735A1 Handheld vector network analyzer
06/27/1996DE4445593A1 Local complex permittivity determn. method for therapy control in diagnostic medicine
06/26/1996EP0718631A2 Capacitance-type electrostatic servo acceleration sensor
06/26/1996EP0614532A4 Capacitive moisture sensor.
06/25/1996US5530367 Cable testing apparatus
06/19/1996CN1124846A Dynamic measuring method and apparatus for D.C. resistance of power transformer
06/18/1996US5528520 Calibration circuit for capacitive sensors
06/18/1996US5528153 Method for non-destructive, non-contact measurement of dielectric constant of thin films
06/18/1996US5528152 Method for measuring transmission parameters of balanced pair
06/18/1996US5528137 Network sensitive pulse generator
06/18/1996US5527377 Manufacturing method of metal or alloy
06/13/1996DE4443464A1 Coil arrangement for impedance change detection
06/12/1996EP0716309A2 Circuit and method of measuring squib resistance
06/12/1996EP0716308A2 Calibration circuit for capacitive sensors
06/12/1996EP0715829A1 An impedance measuring device and a health management device using the same
06/12/1996EP0715724A1 Soil moisture sensor
06/11/1996US5525915 Electrical conductivity tester for ropes
06/11/1996US5525909 Apparatus and method for measuring programmed antifuse resistance
06/05/1996EP0715177A2 Architecture for RF signal automatic test equipment
06/05/1996EP0715172A1 Testing device for earthed wall socket
06/05/1996EP0715153A1 Differential type capacitive sensor system
06/05/1996EP0715152A1 A high frequency type sensing device
06/05/1996EP0560894B1 Apparatus and method for detecting a position of a piston