| Patents for G01R 31 - Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere (152,264) |
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| 11/06/2013 | CN203275540U Electric power line load monitoring device |
| 11/06/2013 | CN203275539U Relay-protection AC sampling test system |
| 11/06/2013 | CN203275538U Induction device testing apparatus |
| 11/06/2013 | CN203275537U Zinc oxide lightning arrester on-line monitoring device |
| 11/06/2013 | CN203275536U Electric intelligent monitoring system for electric appliance |
| 11/06/2013 | CN203275535U Testing device for dynamic characteristics of IGBT two-unit power device module |
| 11/06/2013 | CN203275534U Device for degradation determination of power supply power module |
| 11/06/2013 | CN203275533U Lightning arrester test platform |
| 11/06/2013 | CN203275521U Resistance measuring device of solar cell |
| 11/06/2013 | CN203275495U High voltage cable shielding net grounding wire leakage current detector |
| 11/06/2013 | CN203275469U Switch-type electronic load |
| 11/06/2013 | CN203275468U Novel Rogowski coil for measuring power transmission line fault traveling wave current |
| 11/06/2013 | CN203275467U Low-resistance and open-short synchronous test system of PCB board |
| 11/06/2013 | CN203275447U A mobile testing platform |
| 11/06/2013 | CN203275337U Detecting system for heat transfer coefficient and pressure resistant property of photovoltaic building component |
| 11/06/2013 | CN203275336U Synchronous detection system for heat transfer coefficient and reverse current characteristic of photovoltaic building component |
| 11/06/2013 | CN203275335U Synchronous detection system of heat transfer coefficient and electricity generating property of photovoltaic building component |
| 11/06/2013 | CN203275313U Device for detecting insulator by using visible image |
| 11/06/2013 | CN203275259U Direct current porcelain insulator gossan electrocorrosion acceleration test apparatus |
| 11/06/2013 | CN203275214U Tearing detection device of wire sheath |
| 11/06/2013 | CN203269252U Automatic timed detecting device of elevator blackout emergency power source |
| 11/06/2013 | CN103384446A Apparatus and method for arc fault detection |
| 11/06/2013 | CN103384062A Isolation control system of grid power distribution fault detection |
| 11/06/2013 | CN103383600A Linearity testing device and method |
| 11/06/2013 | CN103383586A Method of controlling a power feed and apparatus |
| 11/06/2013 | CN103383440A Signal lamp remote online monitoring method |
| 11/06/2013 | CN103383439A Electronic load precise dual-temperature correction method and circuit |
| 11/06/2013 | CN103383438A Power supply testing system |
| 11/06/2013 | CN103383437A Power supply testing device |
| 11/06/2013 | CN103383436A Portable alkaline battery testing device |
| 11/06/2013 | CN103383435A System and method for on-line dynamic measurement of electric quantity of lithium ion batteries |
| 11/06/2013 | CN103383434A Intelligent load resistance box |
| 11/06/2013 | CN103383433A Method for state monitoring and early fault warning of stator core of ship generator |
| 11/06/2013 | CN103383432A Failure detecting and warning circuit of electric generator |
| 11/06/2013 | CN103383431A System for measuring response time of electromagnet |
| 11/06/2013 | CN103383430A Method and apparatus for monitoring a high-voltage electrical circuit including a discharge circuit |
| 11/06/2013 | CN103383429A Integrated circuit reliability testing method |
| 11/06/2013 | CN103383428A Overhead line and cable mixed line double-end traveling wave fault location method |
| 11/06/2013 | CN103383427A Power grid lightning locating and analyzing method and system |
| 11/06/2013 | CN103383426A Monitoring and fault locating device for power distribution circuit |
| 11/06/2013 | CN103383425A Satellite-borne general power distribution device for high voltage bus and measuring method thereof |
| 11/06/2013 | CN103383424A Equipment provided with one or more plug-in units |
| 11/06/2013 | CN103383423A Method and system for detecting a defect on the dc power supply bus of a power converter |
| 11/06/2013 | CN103383422A Intelligent transmitter evaluation system for power grid |
| 11/06/2013 | CN103383421A Transformer automatic test device and method |
| 11/06/2013 | CN103383420A Air jet weft insertion electromagnetic valve detector |
| 11/06/2013 | CN103383419A Magnetic control type controllable parallel reactor combined adjustment testing device |
| 11/06/2013 | CN103383418A 点击测试方法及其装置 Click Test method and apparatus |
| 11/06/2013 | CN103383407A High-common-mode-rejection battery pack voltage sampling circuit |
| 11/06/2013 | CN103383402A Detection system and method of semiconductor two-dimensional electron gas circular polarization spin photocurrent |
| 11/06/2013 | CN103383400A Insulation safety device preventability test device |
| 11/06/2013 | CN102590727B Electromagnetic diode polarity discrimination apparatus |
| 11/06/2013 | CN102520355B Hydroelectric generating set load adjustment test method |
| 11/06/2013 | CN102520342B Analog circuit test node selecting method based on dynamic feedback neural network modeling |
| 11/06/2013 | CN102508119B Method for positioning earth faults of parallel loop of IT (Isolation-Terre) power system |
| 11/06/2013 | CN102508077B Method for measuring no-load loss of zero phase angle of dual-core phase-shifting transformer |
| 11/06/2013 | CN102495240B Testing device and testing method for finished printed circuit board |
| 11/06/2013 | CN102486528B Test system of horn button |
| 11/06/2013 | CN102446901B Failure analysis structure, formation method of failure analysis structure and failure analysis method |
| 11/06/2013 | CN102445639B Split conductor ion flow space distribution measuring method and device |
| 11/06/2013 | CN102436189B Calibration method of battery calibration polling instrument |
| 11/06/2013 | CN102435943B Testing arrangement of vacuum circuit breaker |
| 11/06/2013 | CN102435897B Method for filtering online monitoring data of arrester leakage current based on morphological principle |
| 11/06/2013 | CN102435882B Low-voltage ride through detection device of grid-connected photovoltaic converter of passive reactor structure |
| 11/06/2013 | CN102375108B Reliability analysis method for transformer neutral current suppression device |
| 11/06/2013 | CN102360046B General test method for motor vehicle electrical product |
| 11/06/2013 | CN102354193B Switching signal acquisition method |
| 11/06/2013 | CN102353903B Battery performance test device |
| 11/06/2013 | CN102346234B Functional test method of I2S (Inter-IC Sound Bus) interface |
| 11/06/2013 | CN102339085B Measuring and controlling device for electromagnetic power device |
| 11/06/2013 | CN102298108B Impact characteristic simulation test apparatus of earthing device and method thereof |
| 11/06/2013 | CN102292885B Method for determining the degradation and/or efficiency of laser modules and laser unit |
| 11/06/2013 | CN102279357B Decomposed circuit interconnection testing method based on boundary scanning technology |
| 11/06/2013 | CN102262190B Device and method for online discharge monitoring of ultrahigh voltage power transmission line |
| 11/06/2013 | CN102231548B Battery charging device with dynamic capacity-display and charge countdown functions and application thereof |
| 11/06/2013 | CN102203628B Method for determining the charging state of a battery in a charging or discharging phase |
| 11/06/2013 | CN102177440B Fault location in electrical power supply grids using the distance protection principle |
| 11/06/2013 | CN102175917B Online nonlinear spectrum analysis and fault diagnosis instrument |
| 11/06/2013 | CN102171578B Apparatus and method for sensing a current leakage of a battery, and battery driving apparatus and battery pack including the apparatus |
| 11/06/2013 | CN102122810B Current diagnosing device and method for monitoring state of current transformer |
| 11/06/2013 | CN102097405B Electronic component and inspection system |
| 11/06/2013 | CN102075633B Information prompt method and mobile terminal |
| 11/06/2013 | CN102035446B System and method for detecting high current condition in electric motor |
| 11/06/2013 | CN102027339B Full function test for in situ test of sensors and amplifiers |
| 11/06/2013 | CN101963649B Pick-and-place apparatus for inspection equipment of electric device, picking apparatus thereof and method for loading electric device onto loading position |
| 11/06/2013 | CN101932941B Probe unit |
| 11/06/2013 | CN101876683B Method and system of testing a semiconductor device |
| 11/06/2013 | CN101876680B Method and device for assessing protection performance of surge protection device |
| 11/06/2013 | CN101833889B Digital display twisted-pair termination detecting device |
| 11/06/2013 | CN101808343B Automated test circuit structure and method of SIM (Subscriber Identity Module)/USIM(Universal Subscriber Identity Module) controller in ARM digital baseband chip |
| 11/06/2013 | CN101769988B Chip debugging method, system and debugging module |
| 11/06/2013 | CN101738579B Tested device circuit, integrated circuit and semiconductor wafer process monitoring circuit |
| 11/06/2013 | CN101666839B Device and method for testing display panel |
| 11/06/2013 | CN101655537B Method and system for partial discharge testing of an insulation component |
| 11/06/2013 | CN101592693B System and method for audio tests |
| 11/06/2013 | CN101581764B Key press detecting circuit |
| 11/06/2013 | CN101498764B Probe apparatus and detection method |
| 11/06/2013 | CN101421433B Method and apparatus for combinatorially varying materials, unit process and process sequence |
| 11/05/2013 | US8578436 Method for two time-scales video stream transmission control |
| 11/05/2013 | US8578433 Method and apparatus for evaluating performance for a video broadcast and/or multicast |