| Patents for G01R 27 - Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom (22,286) |
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| 01/08/2014 | CN103502822A Method and measuring device for suppressing interfering signals |
| 01/08/2014 | CN103499748A Online monitoring system of supercapacitor bank |
| 01/08/2014 | CN103499747A Device for online monitoring running state of transformer substation grounding grid |
| 01/08/2014 | CN103499746A Differnet-end double-display type earth resistance tester |
| 01/08/2014 | CN103499745A Electrode impedance measuring system of six-electrode electric furnace |
| 01/08/2014 | CN103499744A Electric automobile insulation resistance on-line monitoring method based on frequency response |
| 01/08/2014 | CN103499743A System and circuit for high-precision measuring of resistor and capacitor |
| 01/08/2014 | CN102236069B Test system and test method |
| 01/08/2014 | CN101740855B Method for collaboratively designing and mounting antenna |
| 01/07/2014 | US8624852 Semiconductor device for determining whether touch electrode is touched by human body, and touch sensor using the semiconductor device |
| 01/07/2014 | US8624612 RF non-contact thin film measurement using two port waveguide |
| 01/07/2014 | US8624611 Arrangement and method for monitoring galvanic isolation of fuel cell device |
| 01/07/2014 | US8624610 Synthesized current sense resistor for wide current sense range |
| 01/07/2014 | US8624609 Two-dimensional position sensor |
| 01/07/2014 | US8624608 Capacitance detecting device |
| 01/07/2014 | US8624607 Measuring voltage |
| 01/07/2014 | US8624606 System and method for augmented impedance sensing |
| 01/07/2014 | US8624605 Apparatus and method to distinguish nominally identical objects through wave fingerprints apparatus and method to distinguish nominally identical objects through wave fingerprints |
| 01/07/2014 | US8624604 Clearance and wear determination apparatus |
| 01/07/2014 | US8624603 Sensor assembly and methods of adjusting the operation of a sensor |
| 01/03/2014 | WO2013164453A3 Ultra-wide-band measurement bridge |
| 01/03/2014 | WO2012171818A8 Device for detecting a defect in insulation |
| 01/02/2014 | US20140004905 Directional capacitive proximity sensor with bootstrapping |
| 01/02/2014 | US20140002116 Capacitive sensor for an anti-collision apparatus |
| 01/02/2014 | US20140002115 Capacitance sensing method |
| 01/02/2014 | US20140002114 Systems and methods for determining types of user input |
| 01/02/2014 | US20140002110 Inductance measuring device and measuring method for synchronous motor |
| 01/02/2014 | US20140002109 Method and Apparatus for Electrical Impedance Measurements |
| 01/02/2014 | US20140002108 Capacitive proximity sensor with enabled touch detection |
| 01/02/2014 | US20140001881 Detector, power transmitter, power receiver, power feed system, and detection method |
| 01/02/2014 | DE102010049962B4 Sensoranordnung und Verfahren zum Betreiben einer Sensoranordnung Sensor system and method for operating a sensor array |
| 01/01/2014 | EP2680452A1 Re-Sampling S-Parameters for Serial Data Link Analysis |
| 01/01/2014 | EP2680018A1 Method and apparatus for detecting key |
| 01/01/2014 | CN203376403U Conductivity meter fixing and measuring apparatus |
| 01/01/2014 | CN203376402U Edge resistance test bench |
| 01/01/2014 | CN203376401U Surface resistance detection device for composite contact |
| 01/01/2014 | CN203376109U Wireless monitoring device for laying state of underwater umbilical cable |
| 01/01/2014 | CN103492235A Method and device for diagnosing a reservoir capacitor of a vehicle passenger protection system, and vehicle safety system incorporating such device |
| 01/01/2014 | CN103490527A Load identifying method and system of voltage type wireless power supply system |
| 01/01/2014 | CN103487777A State measurement device of chip capacitor insulation resistance detection block |
| 01/01/2014 | CN103487674A Electric property detection method and electric property detection apparatus |
| 01/01/2014 | CN103487666A Resonant cavity test device used for testing dielectric constant of materials |
| 01/01/2014 | CN103487665A Test method for measuring voltage-sharing capacitance of high-voltage circuit breaker |
| 01/01/2014 | CN103487664A Method for winding stepped inductance coil for inductance sensor |
| 01/01/2014 | CN103487663A System and method for testing capacitance of supercapacitor |
| 01/01/2014 | CN103487662A 电容检测电路 The capacitance detection circuit |
| 01/01/2014 | CN103487661A Atmosphere-variable high-temperature dust specific resistivity testing device |
| 01/01/2014 | CN103487660A Low-voltage DC (direct current) busbar ground insulation resistance measurement device |
| 01/01/2014 | CN103487659A Method for detecting breaker loop resistor based on high impulse currents |
| 01/01/2014 | CN103487658A Detection circuit for detecting on resistance of high-end-voltage bootstrap N-type switch |
| 01/01/2014 | CN103487657A Method for estimating direct current transmission system grounding electrode address resistance utilizing average values |
| 01/01/2014 | CN103487656A Demodulator circuit capable of utilizing electric bridge for separating small changes in impedance and resistance |
| 01/01/2014 | CN103487655A Method for detecting insulation resistance |
| 01/01/2014 | CN103487654A Electric property detection apparatus |
| 01/01/2014 | CN102509242B RFID (radio frequency identification) technology based non-metallic ion grounding body management method |
| 01/01/2014 | CN101819232B Liquid water sensor signal conditioning circuit for use in PEM fuel cells |
| 12/31/2013 | US8620612 Equivalent circuit of inductance element, method of analyzing circuit constant, circuit constant analysis program, device for analyzing circuit constant, circuit simulator |
| 12/31/2013 | US8619058 Electrostatic capacity type touch sensor for detecting a large number of touch positions with a small number of detection electrodes |
| 12/31/2013 | US8618821 Device for detecting the thinning down of the substrate of an integrated circuit chip |
| 12/31/2013 | US8618820 Method and device for measuring the purity of ultrapure water |
| 12/31/2013 | US8618819 Capacitance detector |
| 12/31/2013 | US8618818 Electrostatic capacity type touch sensor |
| 12/31/2013 | US8618817 Device and method for determining at least one parameter of a medium |
| 12/31/2013 | US8618816 Measuring device with a micro-electromechanical capacitive sensor |
| 12/31/2013 | US8618815 Position detecting device |
| 12/27/2013 | WO2013192387A1 Tomographic determination of scale build-up in pipes and other tanks, cells, vessels or containers |
| 12/27/2013 | WO2013192178A1 Cell-free assay device and methods of use |
| 12/27/2013 | WO2013190207A1 Device for measuring resistance of earth tap and charger for on-board vehicle furnished with such a device |
| 12/26/2013 | US20130346002 System and method for estimating component parameters |
| 12/26/2013 | US20130342404 Systems and methods for determining antenna impedance |
| 12/26/2013 | US20130342225 Capacitive Analysis of a Moving Test Material |
| 12/26/2013 | US20130342224 Sensor system for monitoring surroundings on a mechanical component, and method for actuating and evaluating the sensor system |
| 12/26/2013 | US20130342221 Metal nanostructured networks and transparent conductive material |
| 12/26/2013 | US20130342220 Electrostatic capacitance detection device |
| 12/26/2013 | US20130342219 Capacitive position sensor |
| 12/25/2013 | CN203365556U Temporary earthing device for public change earth resistance measurement |
| 12/25/2013 | CN203365555U Tower impulse grounding resistance measuring device |
| 12/25/2013 | CN203365554U Device for on-line detection of high voltage insulation resistance by using direct current components |
| 12/25/2013 | CN203365553U Simple conductivity testing device for medium-high temperature semiconductor |
| 12/25/2013 | CN203365552U 电力线阻抗测试电路结构 Power line impedance test circuit structure |
| 12/25/2013 | CN203365551U Equipment for on-line detection of alternating current high voltage insulation resistance |
| 12/25/2013 | CN203365550U 10kV trolley switch loop resistance testing tool |
| 12/25/2013 | CN203365549U Off-line resistance detection device of photovoltaic glass transparent conductive film |
| 12/25/2013 | CN203365548U Transformer DC resistance tester |
| 12/25/2013 | CN203365547U Intelligent conductor direct-current resistance test system |
| 12/25/2013 | CN203365546U Flexible circuit board with convenient impedance testing function |
| 12/25/2013 | CN203365495U Device for on-line detection of input high-voltage protection |
| 12/25/2013 | CN103477208A Quantitative series resistance imaging of photovoltaic cells |
| 12/25/2013 | CN103472421A Electrostatic charge analyzer calibrating device and electrostatic capacitor measuring method |
| 12/25/2013 | CN103472381A Power switch tube fault characteristic parameter extracting method |
| 12/25/2013 | CN103472367A Power capacitor overvoltage periodic test control system |
| 12/25/2013 | CN103472366A Power capacitor overvoltage periodic test method |
| 12/25/2013 | CN103472313A Permanent magnet synchronous motor alternating current and direct current shaft inductance testing method giving consideration to saturation situation |
| 12/25/2013 | CN103472312A Testing method for iron core loss of alternating-current permanent magnet motors |
| 12/25/2013 | CN103472311A Test structure and method for measuring mismatch characteristic of small capacitors |
| 12/25/2013 | CN103472310A Method and device for insulation monitoring comprising a signal quality display |
| 12/25/2013 | CN103472309A Insulation monitoring device and method for DC system |
| 12/25/2013 | CN103472308A Square resistance tester allowing nondestructive measurement to be performed on thin-layered materials and testing method thereof |
| 12/25/2013 | CN103472307A Computer micro-resistor high-precision testing device based on CPCI |
| 12/25/2013 | CN103472306A Method and system for detecting high voltage insulation of electric automobile |