| Patents for G01R 27 - Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom (22,286) |
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| 06/26/2013 | CN103176099A Pre-closing main wire short-circuit detection sensing device for low-voltage circuit breakers |
| 06/26/2013 | CN103176058A Device for measuring transformer oil paper insulation test piece |
| 06/26/2013 | CN103176057A Method for testing self inductance and mutual inductance of windings of permanent magnet synchronous motor |
| 06/26/2013 | CN103176056A Chip capacitor testing device and chip capacitor testing method based on vector network analyzer |
| 06/26/2013 | CN103176055A Production method of stratified rock sample for measurement of dielectric property in direction perpendicular to texture direction |
| 06/26/2013 | CN103176054A Test positioning tool for metamaterials |
| 06/26/2013 | CN103176053A Measuring circuit for capacity and parasitic resistance of capacitor |
| 06/26/2013 | CN103176052A Capacitance type sensor connector circuit |
| 06/26/2013 | CN103176051A Earth/ground clamp for measuring earth resistance of electrical installations |
| 06/26/2013 | CN103176050A Design method of novel ground resistance tester |
| 06/26/2013 | CN103176049A Circuit, device and method used for ground insulation monitoring of earth-free DC (Direct Current) system |
| 06/26/2013 | CN103176048A Method for fast measuring transformer triangular wiring winding direct-current resistance |
| 06/26/2013 | CN103176047A Device for measuring internal resistance of storage batteries |
| 06/26/2013 | CN103176046A Anti-highfield-interference transmission line electric megameter and testing method thereof |
| 06/26/2013 | CN103176044A Spectrum analyzer with standing wave measuring function and standing wave measuring method thereof |
| 06/26/2013 | CN102323486B I-V second-order differential measurement method and device |
| 06/26/2013 | CN102317798B Resistance detection device and method thereof |
| 06/26/2013 | CN101937600B Anti-theft alarm system for street lamp cable |
| 06/25/2013 | US8473246 Cable measurement device |
| 06/25/2013 | US8473232 Measuring apparatus |
| 06/25/2013 | US8471579 Method of measuring slider resistance of different types of row bar with a common tester |
| 06/25/2013 | US8471574 Method and device for detecting underperforming PV modules in a PV system by using disconnect switches |
| 06/25/2013 | US8471573 Dynamic quantity sensor and manufacturing method thereof |
| 06/25/2013 | US8471572 Capacitive sensor to sense an electric field generated by a conductor |
| 06/25/2013 | US8471571 Method for selecting an item of equipment and control unit enabling this method to be implemented |
| 06/25/2013 | US8471570 Device for quantifying an electric unbalance and touch detection system incorporating it |
| 06/25/2013 | US8471569 Method and circuit arrangement for measurement of the current through an inductive load |
| 06/25/2013 | US8471568 Evaluation of a charge impedance at the output of a directional coupler |
| 06/25/2013 | US8468871 System and method for monitoring parameters in containers |
| 06/20/2013 | WO2013090327A1 Method and apparatus for detecting smoke in an ion chamber |
| 06/20/2013 | WO2013090322A1 Method and apparatus for detecting smoke in an ion chamber |
| 06/20/2013 | WO2013088514A1 Inspection device |
| 06/20/2013 | WO2013088513A1 Inspection apparatus |
| 06/20/2013 | WO2013087517A1 Resonance detector |
| 06/20/2013 | US20130158922 Estimation of a quantity related to impedance |
| 06/20/2013 | US20130158904 Apparatus and method for assessing the integrity of analog-digital converter |
| 06/20/2013 | US20130154674 Method of high voltage detection and accurate phase angle measurement in cordless phasing meters |
| 06/20/2013 | US20130154672 Method and System for Battery Current Measurement Calibration |
| 06/20/2013 | US20130154671 Real-time, label-free detection of nucleic acid amplification in droplets using impedance spectroscopy and solid-phase substrate |
| 06/20/2013 | US20130154669 Housings for inductive proximity sensors |
| 06/20/2013 | US20130154651 Earth ground tester with remote control |
| 06/20/2013 | DE102012022462A1 Fahrzeugeigene elektrische Quelle und Steuer- bzw. Regelvorrichtung, entsprechendes Verfahren und Computerprogrammprodukt Own vehicle electrical source and control device, corresponding method and computer program product |
| 06/19/2013 | EP2605026A1 Method and device for detecting insulating state of ungrounded power supply |
| 06/19/2013 | EP2603977A1 Capacitance measurement circuit, sensor system and method for measuring a capacitance using a sinusoidal voltage signal |
| 06/19/2013 | CN203012053U Device for testing port impedance characteristic of high voltage electrical equipment |
| 06/19/2013 | CN203012035U Capacitive high voltage device differential on-line detector |
| 06/19/2013 | CN203012023U A LCR tester |
| 06/19/2013 | CN203012022U Transformer sleeve test device |
| 06/19/2013 | CN203012021U Pointer type handheld grounding resistance tester |
| 06/19/2013 | CN203012020U Discrete spectrum correction technology-based impedance measurement instrument |
| 06/19/2013 | CN203012019U Relay dynamic resistance on-line detection apparatus |
| 06/19/2013 | CN203012018U Novel voltage and internal resistance test mechanism of lithium ion power battery |
| 06/19/2013 | CN203012017U Clamp for detecting solid electrolyte electric performance |
| 06/19/2013 | CN203012016U Glass resistance on-line detection apparatus |
| 06/19/2013 | CN203012010U Iron loss measurement apparatus for silicon steel plate based on one-chip microcomputer |
| 06/19/2013 | CN203011879U Measuring device for measuring ionic conductivity of solid electrolytes |
| 06/19/2013 | CN103168230A A method of measuring a capacitance and a use |
| 06/19/2013 | CN103166204A Line inter-phase stoppage impedance distance protection method based on addition impedance actual measurement revision |
| 06/19/2013 | CN103165577A Semiconductor detection structure and detection method |
| 06/19/2013 | CN103165485A Monitoring method of millisecond annealing process stability |
| 06/19/2013 | CN103163467A Consistency evaluation method of power battery pack |
| 06/19/2013 | CN103163396A Small fuse detecting method for nuclear plant |
| 06/19/2013 | CN103163385A Electronic component inspection apparatus |
| 06/19/2013 | CN103163384A Unitary plastic conductivity sensor |
| 06/19/2013 | CN103163383A Control loop of automatic monitoring of ground resistor |
| 06/19/2013 | CN103163382A Real-time online measurement system and method for resistance of ground wire |
| 06/19/2013 | CN103163381A Detection method, detection device and detection circuit for solar electrode plate ground insulation resistance |
| 06/19/2013 | CN103163380A Micro-ohm resistance measurement system based on LabVIEW developing platform |
| 06/19/2013 | CN103163379A Insulation resistance testing loop for sodium-sulfur battery module |
| 06/19/2013 | CN103163378A Battery polarization internal resistance measuring method |
| 06/19/2013 | CN103163377A Method for detecting internal resistance of storage battery through inductor-capacitor series discharge |
| 06/19/2013 | CN103163376A Intelligent multi-purpose insulation resistance tester |
| 06/19/2013 | CN103163375A Solid and liquid conductor contact resistance measuring method |
| 06/19/2013 | CN102323488B Anti-jamming measuring method for power transmission line positive-sequence capacitance based on harmonic component |
| 06/19/2013 | CN102323487B Anti-jamming measuring method for power transmission line zero-sequence capacitance based on harmonic component |
| 06/19/2013 | CN102200551B Impedance test method and device for battery pole piece |
| 06/19/2013 | CN101986163B Field high-voltage dielectric-loss test vehicle for power equipment |
| 06/19/2013 | CN101833043B Method for measuring electric capacity and dielectric loss of capacitance type voltage transformer |
| 06/19/2013 | CN101620013B Method and system for calibrating motor control circuit to improve temperature measurement in electrical motor |
| 06/18/2013 | US8466899 Touch panel |
| 06/18/2013 | US8466698 Current sensor |
| 06/18/2013 | US8466696 System and method for detecting a likelihood of corrosion |
| 06/18/2013 | US8466695 Corrosion monitoring of concrete reinforcement bars (or other buried corrodable structures) using distributed node electrodes |
| 06/18/2013 | US8466694 Biometric measurement apparatus |
| 06/18/2013 | US8466693 Fill level measuring device |
| 06/18/2013 | US8466692 Electromagnetic sensor system and antenna loop layout method thereof |
| 06/18/2013 | US8466691 Determination of insulation resistance of an electric DC circuit |
| 06/13/2013 | WO2013085996A1 Battery health monitoring system and method |
| 06/13/2013 | WO2013084091A1 System, controller, and method for determining conductance of an object |
| 06/13/2013 | WO2013082835A1 Method for separating inter-layer capacitance and intra-layer capacitance |
| 06/13/2013 | WO2013082834A1 Resistance test structure and method |
| 06/13/2013 | US20130151187 Systems And Methods For Determining Current Flow Through A Utility Asset |
| 06/13/2013 | US20130151186 System, controller, and method for determining conductance of an object |
| 06/13/2013 | US20130147498 Vehicle crash detection device |
| 06/13/2013 | US20130147496 Capacity measuring circuit, sensor system and method for measuring a capacity using a sinusoidal voltage signal |
| 06/13/2013 | US20130147495 End-of-Line Capacitor for Measuring Wiring Impedance of Emergency Notification Circuits |
| 06/13/2013 | US20130147494 Data Input Device with a Potentiometer, and Joystick Intended for Piloting an Aircraft, Said Joystick Comprising the Data Input Device |
| 06/13/2013 | US20130147460 Wireless remote detectors systems and methods |
| 06/13/2013 | DE102011120512A1 Method for checking quality of e.g. lithium ion cell of battery of e.g. electric vehicle during manufacturing process, involves utilizing extension of metallic layer as reference electrode at which parameter of cell is determined |
| 06/13/2013 | CA2858527A1 System, controller, and method for determining conductance of an object |