| 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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| 05/11/2011 | CN201828639U Signal cable insulation testing device |
| 05/11/2011 | CN201828638U Portable multifunctional insulating tool test rack |
| 05/11/2011 | CN201828637U Semi-automatic blocking resistance-capacitance box discharge curve monitoring module |
| 05/11/2011 | CN201828636U High-voltage discharge experiment box |
| 05/11/2011 | CN201828635U Voltage withstanding tester |
| 05/11/2011 | CN201828634U Electric arc detection device of high-voltage cabinet |
| 05/11/2011 | CN201828633U Insulator zero tester |
| 05/11/2011 | CN201828632U Transformer substation grounded screen intelligent diagnostic apparatus |
| 05/11/2011 | CN201828631U On-line monitoring system for lead sag |
| 05/11/2011 | CN201828630U Intelligent multi-sensor cable fault localization instrument |
| 05/11/2011 | CN201828629U Vehicle-mounted electric power wire detector |
| 05/11/2011 | CN201828628U Connector terminal fault detector |
| 05/11/2011 | CN201828627U Leakage alarm |
| 05/11/2011 | CN201828626U Novel contact performance tester of SF6 gas density relay |
| 05/11/2011 | CN201828625U Conductive detection jig |
| 05/11/2011 | CN201828624U Electric leakage detector |
| 05/11/2011 | CN201828623U Integrated comprehensive transmission test instrument |
| 05/11/2011 | CN201828622U Tooling device for testing intermediate joint of cable |
| 05/11/2011 | CN201828621U RSY-HB400 type power quality on-line monitoring instrument |
| 05/11/2011 | CN201828620U Multifunctional core module for alternating current collection |
| 05/11/2011 | CN201828619U Drying oven special for testing thermal stability of electrical appliance product |
| 05/11/2011 | CN201828618U Device for checking automatic switching of stand-by power |
| 05/11/2011 | CN201828615U Motor detector |
| 05/11/2011 | CN201828611U Rapid resistance testing platform of chassis of circuit breaker |
| 05/11/2011 | CN201828599U Universal multifunctional demonstrating pen |
| 05/11/2011 | CN201828598U 跨步电压探测器 Step voltage detector |
| 05/11/2011 | CN201828584U Self-stabilizing conducting comb-like signal source |
| 05/11/2011 | CN201828583U Bi-stable radiation comb-shaped signal source |
| 05/11/2011 | CN201828581U Cage type high-voltage lead for testing line arrester |
| 05/11/2011 | CN201828580U Novel high-voltage lead |
| 05/11/2011 | CN201828578U Portable load box for overhauling |
| 05/11/2011 | CN201828576U Automotive rear foglight-lighting fixture |
| 05/11/2011 | CN201828574U Transformer neutral point lightning arrester experimental insulating protective sleeve |
| 05/11/2011 | CN201828289U Operating parameter monitor for ground source heat pump system |
| 05/11/2011 | CN201828236U Cable testing circuit |
| 05/11/2011 | CN1906493B Electrically connecting apparatus and contactor |
| 05/11/2011 | CN1846343B Method and apparatus for detecting faults in AC to AC, or DC to AC power conversion equipments |
| 05/11/2011 | CN1821801B Internal short detection apparatus for secondary-battery, internal short detection method for secondary-battery, battery-pack, and electronic equipment |
| 05/11/2011 | CN1519573B Integrated circuit device including scan test circuit and methods of testing same |
| 05/11/2011 | CN102057550A Method for detecting an error in an induction machine |
| 05/11/2011 | CN102057289A Life span estimation method for a lead acid battery and a power supply system |
| 05/11/2011 | CN102057288A Test module, test device, and test method |
| 05/11/2011 | CN102057287A Test device |
| 05/11/2011 | CN102057286A Test arrangement for AC voltage testing of electrical high voltage components |
| 05/11/2011 | CN102057285A Test arrangement for testing surge voltage in electrical high voltage components |
| 05/11/2011 | CN102057284A Portable partial discharge detection device |
| 05/11/2011 | CN102057283A Test arrangement for AC testing of electrical high voltage components |
| 05/11/2011 | CN102057282A Capacitor's remaining lifetime diagnosing device, and electric power compensating device having the remaining lifetime diagnosing device |
| 05/11/2011 | CN102055450A Fictitious load for electronic ballast of gas discharge lamp and implementation method thereof |
| 05/11/2011 | CN102055408A Down-conversion and signal-conversion integrated system |
| 05/11/2011 | CN102055339A Power supply device for testing |
| 05/11/2011 | CN102055232A Storage battery charging and jointly outputting system of current-limiting power supply |
| 05/11/2011 | CN102055227A 电池充电器 Battery Charger |
| 05/11/2011 | CN102055226A Charge and discharge device for on-board battery and control method of charge and discharge device |
| 05/11/2011 | CN102055218A 电池状态监视电路及电池装置 Battery state monitoring circuit and battery device |
| 05/11/2011 | CN102055201A Power system low-frequency oscillation mechanism analysis method based on micro-disturbance signal oscillation mode recognition |
| 05/11/2011 | CN102055177A JXD-08 intelligent grounded line selection device |
| 05/11/2011 | CN102055031A Automatic charge-discharge detection device of large capacity battery for power battery pack |
| 05/11/2011 | CN102054723A Method for detecting doping defects of MOS (Metal Oxide Semiconductor) device |
| 05/11/2011 | CN102054719A Method and structure for measuring circuit offset by using circuit substrate |
| 05/11/2011 | CN102054634A Method and apparatus for detecting failure of an actuator switching device |
| 05/11/2011 | CN102054056A Rapid simulation method for anti-radiation property of field programmable gate array (FPGA) |
| 05/11/2011 | CN102053400A Array substrate detecting device and method thereof |
| 05/11/2011 | CN102053231A Measuring device comprising deuterium lamp power supply |
| 05/11/2011 | CN102053230A Electrified, aging and energy-saving device for LED (light-emitting diode) lighting source |
| 05/11/2011 | CN102053229A Power detection device |
| 05/11/2011 | CN102053228A Battery electric quantity management system and monitoring method |
| 05/11/2011 | CN102053227A Measurement method and unit as well as control unit and system for accumulator capacity |
| 05/11/2011 | CN102053226A Device and method for testing internal resistance of battery |
| 05/11/2011 | CN102053225A Nuclear motor performance verification device |
| 05/11/2011 | CN102053224A Method and device for detecting keystrokes |
| 05/11/2011 | CN102053223A Method for testing reliability of silica gel contact in electronic equipment |
| 05/11/2011 | CN102053222A Method for reading chip information by using semiconductor tester |
| 05/11/2011 | CN102053221A Method and apparatus for remotely buffering test channels |
| 05/11/2011 | CN102053220A Burn-in architecture and burn-in method |
| 05/11/2011 | CN102053219A Equipment and method for testing metal electromigration |
| 05/11/2011 | CN102053218A Chip taking-out method for failure analysis of light emitting diode |
| 05/11/2011 | CN102053217A Method for quickly processing wafer after sort interruption under working condition |
| 05/11/2011 | CN102053216A Static discharge test method |
| 05/11/2011 | CN102053215A Communication cable fault detector |
| 05/11/2011 | CN102053214A Small ammeter monitored grounding and selecting device |
| 05/11/2011 | CN102053213A Internal and external fault recognition method based on entropy of information for extra-high voltage (EHV) direct current electric transmission line |
| 05/11/2011 | CN102053212A Method for determining sending time and receiving time of secondary pulses |
| 05/11/2011 | CN102053211A Fault diagnosis method of wind power generation system converter device |
| 05/11/2011 | CN102053210A IGBT stuck-open fault diagnosis method for three-phase inverter bridge of frequency converter |
| 05/11/2011 | CN102053209A Coal mine power supply switch trip alarm method and device |
| 05/11/2011 | CN102053208A Circuit and method for detecting short and disconnection of resolver for hybrid electric vehicle |
| 05/11/2011 | CN102053207A Circuit and method for testing semiconductor apparatus |
| 05/11/2011 | CN102053206A Circuit board testing device and method |
| 05/11/2011 | CN102053205A Grounding pin detection system and method |
| 05/11/2011 | CN102053204A Uninterrupted testing method for 1mA voltage of 330kV metal zinc oxide arrester (MOA) |
| 05/11/2011 | CN102053203A Detection method and device for high-voltage power quality |
| 05/11/2011 | CN102053202A Smart grid-oriented power quality monitoring system and method |
| 05/11/2011 | CN102053200A Power failure detection device |
| 05/11/2011 | CN102053198A Voltage detection circuit and method and electronic system |
| 05/11/2011 | CN102053179A High-power consumption device |
| 05/11/2011 | CN102053178A Detection piece |
| 05/11/2011 | CN102053173A Probe guiding member, probe plate and test method of semiconductor device using the guiding member |
| 05/11/2011 | CN102053106A Defect detection method |
| 05/11/2011 | CN102053034A Test sample bearing device |