| Patents for G01R 27 - Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom (22,286) |
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| 11/15/2012 | US20120286800 Capacitance sensor with sensor capacitance compensation |
| 11/15/2012 | US20120286799 Test fixture for rf testing |
| 11/15/2012 | DE102012207616A1 Verfahren zum Messen des elektrischen Widerstands von Verbindungen A method for measuring the electrical resistance of compounds |
| 11/15/2012 | DE102011050346A1 Verfahren und Schaltungsanordnung zur Fehlerdiagnose in isolierten Hoch- und Mittelspannungsnetzen Method and circuit for fault diagnosis in isolated high and medium voltage networks |
| 11/14/2012 | CN202534234U Resonance method inductance measurement experimental instrument |
| 11/14/2012 | CN202533539U Resistivity method wire aligning device for wire aligning |
| 11/14/2012 | CN202533514U Capacitance box |
| 11/14/2012 | CN202533513U Capacitance measuring device |
| 11/14/2012 | CN202533512U Full-automation balancing device for high-voltage capacitance bridge |
| 11/14/2012 | CN202533511U Ground insulation impedance detection circuit of photovoltaic inverter |
| 11/14/2012 | CN202533510U Megameter |
| 11/14/2012 | CN202533509U Automatic testing device for resistivity and power frequency current withstand test of resistance-reducing agent |
| 11/14/2012 | CN102782513A Method and device for damping torsional oscillations |
| 11/14/2012 | CN102778637A Tester of photovoltaic assembly |
| 11/14/2012 | CN102778631A Method for detecting and accurately positioning leakage of a sensing cable based on partial pressure compensation |
| 11/14/2012 | CN102778630A Multi-path electrical circuit rapid detection system and method |
| 11/14/2012 | CN102778626A Method and device for detecting overheat faults of GIS (Gas Insulated Switchgear) busbar joints |
| 11/14/2012 | CN102778616A Method of testing and monitoring joint health |
| 11/14/2012 | CN102778609A Equipment for measuring dielectric constant |
| 11/14/2012 | CN102778608A Method of measuring electrical resistance of joints |
| 11/14/2012 | CN102778607A Conducting mica powder density resistance measuring equipment and conducting mica powder density resistance measuring method |
| 11/14/2012 | CN102043094B Super-high-temperature high-voltage dust specific resistance measuring device |
| 11/14/2012 | CN101865954B Device and method for measuring dangerous goods in envelops based on capacitance sensor |
| 11/14/2012 | CN101726669B Capacitance change measuring circuit of capacitive sensor device, capacitive sensor module, method of measuring capacitance change of capacitive sensor device, and electronic device |
| 11/14/2012 | CN101726667B Insulation detecting method and device for electric automobile |
| 11/14/2012 | CN101576587B Measurement method of concrete resistivity and device thereof |
| 11/13/2012 | US8311762 Manufacturing test for a programmable integrated circuit implementing a specific user design |
| 11/13/2012 | US8310326 Method and apparatus for adjusting displacement current in an energy transfer element |
| 11/13/2012 | US8310251 System for assessing pipeline condition |
| 11/13/2012 | US8310250 Probe and arrangement for determining the moisture content or conductivity of a material |
| 11/13/2012 | US8310249 Surface gap soot sensor for exhaust |
| 11/13/2012 | US8310248 Capacitive sensor device |
| 11/13/2012 | US8310247 Method of determining contact position in electronic apparatus |
| 11/13/2012 | US8310243 Local electrochemical impedance spectroscopy (LEIS) for detecting coating defects in buried pipelines |
| 11/08/2012 | WO2012149958A1 Method for determining a change in a value of capacitance of a capacitive component, and apparatus |
| 11/08/2012 | WO2012149945A1 Method for determining an impedance of an electroacoustic transducer and for operating an audio playback device |
| 11/08/2012 | WO2012149649A1 Apparatus and method for in situ impedance measurement of a piezoelectric actuator |
| 11/08/2012 | US20120280852 Universal Impedence Probe for Detection of Side-Connections Through Thermoplastic, Thermosetting and Cementitious Liners |
| 11/08/2012 | US20120280700 Circuit and method for sensing a differential capacitance |
| 11/08/2012 | US20120280699 Partial discharge analysis coupling device |
| 11/08/2012 | US20120280698 Capacitance-type proximity sensor device and electronic apparatus using the same |
| 11/08/2012 | US20120280697 Vehicular insulation resistance detection apparatus |
| 11/08/2012 | DE102011075256A1 Device for measuring antenna connected with network analyzer for suppression of external signals, has elimination device evaluating signal of antenna at time during removal of interference signals from signal of antenna |
| 11/07/2012 | CN202522649U Fault recognition device and application device of high-voltage capacitance device |
| 11/07/2012 | CN202522629U Capacitance detecting device |
| 11/07/2012 | CN202522628U Capacitor detection device |
| 11/07/2012 | CN202522627U Conductivity detector for water for injection |
| 11/07/2012 | CN202522626U Wiring switching apparatus used for measuring direct current resistance of transformer |
| 11/07/2012 | CN102769428A Motor control apparatus with insulation degradation detection device and insulation degradation detection method of motor |
| 11/07/2012 | CN102769008A Kelvin test loop capable of increasing testable device of unit test block |
| 11/07/2012 | CN102768308A Method for carrying out visual simulation test on dielectric loss of current transformer |
| 11/07/2012 | CN102768307A Nonlinear inductor loss measuring method based on direct current bias |
| 11/07/2012 | CN102768306A Method and device for extracting characteristic information of electromagnetic property curve |
| 11/07/2012 | CN102768305A Battery cell impedance measurement method and apparatus |
| 11/07/2012 | CN102768304A Method for detecting internal resistance of storage battery in energy storage system on line |
| 11/07/2012 | CN102095999B Measuring device for diagnosing connecting state of grounding network |
| 11/07/2012 | CN102087317B Linear real-time estimation method of conductivity resistance-capacitance network parameter |
| 11/07/2012 | CN101907660B Handheld device with measuring function and measuring method thereof |
| 11/06/2012 | US8307289 Network based system which provides a database of simulation solutions |
| 11/06/2012 | US8305359 Capacitive sensing device for use in a keypad assembly |
| 11/06/2012 | US8305096 Apparatus and method for measuring and monitoring layer properties in web-based processes |
| 11/06/2012 | US8305095 Voltage measurements of electrically conducting elements in systems for controlling electrical processes |
| 11/06/2012 | US8305094 Resistance measuring device, display panel, and measuring method of bonding resistance |
| 11/06/2012 | US8305093 Touch device and control method |
| 11/06/2012 | US8305092 Capacitive sensing system and method |
| 11/06/2012 | US8305091 Method for determining the moisture content of wood |
| 11/06/2012 | US8305090 Capacitance touch sensing device and door locking device |
| 11/06/2012 | US8305089 System for detecting, quantifying and/or locating water in aircraft sandwich structures and methods for using this system |
| 11/06/2012 | US8305088 Process and device for differentiating objects influencing an electromagnetic alternating field, in particular metal objects |
| 11/01/2012 | WO2012145866A1 Method, apparatus and system for determining voltage standing wave ratio in downlink period of radio communication |
| 11/01/2012 | WO2012122131A3 Measurement of insulation resistance of configurable photovoltaic panels in a photovoltaic array |
| 11/01/2012 | US20120278018 Degradation Monitoring System for Hose Assembly |
| 11/01/2012 | US20120277902 Method and Apparatus for Monitoring and Optimizing Microfluidic Particle Sorting |
| 11/01/2012 | US20120277642 System and method for automated detection of battery insert |
| 11/01/2012 | US20120276665 Apparatus and method for electrical characterization by selecting and adjusting the light for a target depth of a semiconductor |
| 11/01/2012 | US20120274343 Method for Measuring the Electrical Resistance of a Glow Plug |
| 11/01/2012 | US20120274342 Trauma detection system |
| 11/01/2012 | US20120274341 Resistance measurement circuit and measuring method employing the same |
| 11/01/2012 | US20120274340 Circuit and method for sensing a differential capacitance |
| 11/01/2012 | US20120274339 Electromagnetic sensor system and antenna loop layout method thereof |
| 11/01/2012 | US20120274338 High performance time domain reflectometry |
| 11/01/2012 | US20120274336 Architecture and method to determine leakage impedance and leakage voltage node |
| 10/31/2012 | EP2516998A1 Conductivity sensor assembly |
| 10/31/2012 | DE102011018941A1 Verfahren zur Messung des elektrischen Widerstands einer Glühkerze A method for measuring the electrical resistance of a glow plug |
| 10/31/2012 | DE102011013559B9 Schaltungs- oder Messanordnung zur kapazitiven, berührenden und/oder berührungslosen Überwachung eines Füllstandes und/oder einer Leckage leitfähiger Medien und Verfahren hierzu Circuit or measurement system for capacitive touching and / or non-contact monitoring of the filling level and / or leakage of conductive media and method therefor |
| 10/31/2012 | CN202512232U Connection detecting device of voltage-withstanding tester |
| 10/31/2012 | CN202512195U Circuit for qualitative test of capacitor leakage |
| 10/31/2012 | CN202512174U Conductivity monitoring device |
| 10/31/2012 | CN202512173U Apparatus for measuring molten salt electrical conductivity by utilizing four-electrode method |
| 10/31/2012 | CN202512172U Intelligent machine electrical impedance sensor for monitoring structure health conditions |
| 10/31/2012 | CN102761119A Reference pressure-variable arc-suppression coil tracking tuning control method |
| 10/31/2012 | CN102759693A Insulation detection circuit, inverter and insulation detection method thereof |
| 10/31/2012 | CN102759665A Device for detecting alternating-current resistance of high-pressure cable split conductor |
| 10/31/2012 | CN102759664A Detection device for insulation resistance of electrical equipment |
| 10/31/2012 | CN102759663A Method for measuring leakage reactance of windings of single-phase transformer by using three windings |
| 10/31/2012 | CN102759662A Method for measuring DC (Direct Current) resistances of transformer windings |
| 10/31/2012 | CN102759661A Testing circuit and testing method for temperature compensating resistor |
| 10/31/2012 | CN102759535A Device and method for detecting water content of grain on basis of radio frequency identification (RFID) technology |
| 10/31/2012 | CN102012464B Micro capacitance measurement method and special device |
| 10/31/2012 | CN101509944B Standing wave ratio measurement method and apparatus |