| 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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| 11/16/2011 | CN202041607U Three-phase AC open-phase and anti-phase detection circuit |
| 11/16/2011 | CN202041606U Frequency tripling transformer load test device |
| 11/16/2011 | CN202041605U Partial short-circuit alarm |
| 11/16/2011 | CN202041604U Tester for 485 communication interface of electric energy meter |
| 11/16/2011 | CN202041603U Power grid phase-down test device and safety compliance tester |
| 11/16/2011 | CN202041602U Electric appliance circuit fault detection tool |
| 11/16/2011 | CN202041601U Leakage current testing system for handheld electric tools |
| 11/16/2011 | CN202041600U Intelligent online monitoring system for lightning arresters |
| 11/16/2011 | CN202041599U Fault indicator for line arrester with gaps |
| 11/16/2011 | CN202041598U Electrified monitoring system used for sealed switch cabinets |
| 11/16/2011 | CN202041597U Transformer for fan machine set test table and fan machine set test table |
| 11/16/2011 | CN202041596U Digital substation comprehensive on-line monitoring device based on DSP (Digital Signal Processor) |
| 11/16/2011 | CN202041595U DC voltage-current characteristic testing device for surge protector |
| 11/16/2011 | CN202041594U Multifunctional intelligent simulation testing machine for handheld electric tool |
| 11/16/2011 | CN202041593U Running state evaluating device for new energy grid-connected power station |
| 11/16/2011 | CN202041592U Special vehicle-mounted test system for measuring key parameters of large-sized transformer |
| 11/16/2011 | CN202041591U Intelligent test terminal for electronic device |
| 11/16/2011 | CN202041590U Capacitor charge and discharge tester |
| 11/16/2011 | CN202041575U Condition monitoring system for zinc oxide lightning arrester |
| 11/16/2011 | CN202041559U Signal source equipment for power transmission line grounding fault automatic positioning device |
| 11/16/2011 | CN202041554U Lightning impulse damage indicating resistor supporting frame |
| 11/16/2011 | CN202041553U Combined wiring device for transformer test |
| 11/16/2011 | CN202041551U Pneumatic holder unit and electric testing equipment with same |
| 11/16/2011 | CN202041383U Megawatt level wind generating set testing device |
| 11/16/2011 | CN202038677U Double-tube pushing device mechanism |
| 11/16/2011 | CN1883097B Method for calculating power capability of battery packs |
| 11/16/2011 | CN102246055A Mobile device power management prioritization |
| 11/16/2011 | CN102246054A Method and device for detecting short-circuits in the stator core of electric machines |
| 11/16/2011 | CN102246053A Radio frequency (rf) signal generator and method for providing test signals for testing multiple RF signal receivers |
| 11/16/2011 | CN102246052A Device for a system components of a high-voltage impulse test system |
| 11/16/2011 | CN102246051A Method for determining a state of at least one component of a control unit |
| 11/16/2011 | CN102246050A System and method of detecting and locating intermittent electrical faults in electrical systems |
| 11/16/2011 | CN102243724A Module of automatically calculating storage battery usage times |
| 11/16/2011 | CN102243502A Temperature control system and method for performing single event effect test under same |
| 11/16/2011 | CN102243328A Solar simulator optical filter of photovoltaic cell component and manufacturing method thereof |
| 11/16/2011 | CN102243291A Method for measuring accumulator power in motor car |
| 11/16/2011 | CN102243290A Wireless polling system for new-energy vehicle and ship battery pack |
| 11/16/2011 | CN102243289A Method and apparatus for partial discharge detection of high-voltage electrical power equipment with hardware anti-interference utilization |
| 11/16/2011 | CN102243288A Frequency modulated series resonance withstand voltage detection device based on equal pulse width pulse-width modulation (PWM) control |
| 11/16/2011 | CN102243287A Method for monitoring multipoint grounding failure of magnetic suspension stator coil |
| 11/16/2011 | CN102243286A Apparatus for detecting and displaying grounding state of equipment or socket |
| 11/16/2011 | CN102243285A Fault detection apparatus based on temperature and current analyses, and method thereof |
| 11/16/2011 | CN102243284A Method for detecting micro-short-circuit of wound type battery |
| 11/16/2011 | CN102243283A Neutral line breakage detection method of voltage secondary loop and apparatus thereof |
| 11/16/2011 | CN102243282A Direct current thread break detection device of fully automatic gold thread bonder |
| 11/16/2011 | CN102243281A Batch test method and system for PCBA (Printed Circuit Board Assembly) of Bluetooth headset |
| 11/16/2011 | CN102243280A FDIR (fault detection, isolation and reconfiguration)-based fault diagnosis method for power system |
| 11/16/2011 | CN102243279A Apparatus for monitoring fault current in power system |
| 11/16/2011 | CN102243278A Method for predicting service life of organic electron luminescence display |
| 11/16/2011 | CN102243277A Method for detecting positive sequence quantity and negative sequence quantity of rotor voltage of double-feed wind power generator under double synchronous reference frames (SRF) |
| 11/16/2011 | CN102243255A Insulating property isothermal relaxation current method microcurrent testing adapter for high-voltage apparatus |
| 11/16/2011 | CN101937743B Fiber grating composite insulator and manufacturing method thereof |
| 11/16/2011 | CN101806849B Fault pole selection method using polar wave waveform area specific value of extra-high voltage direct-current transmission |
| 11/16/2011 | CN101788644B Device and method for testing system-on-chip chip with multiple isomorphic IP cores |
| 11/16/2011 | CN101776710B High voltage DC power transmission line shielding failure current waveform inversion recovery method |
| 11/16/2011 | CN101769943B Power absorption device and testing device with power absorption device |
| 11/16/2011 | CN101718821B Device and method for positioning ultraviolet detection of insulation discharge in transformer |
| 11/16/2011 | CN101706540B Programmable integrated circuit automatic testing and sorting system |
| 11/16/2011 | CN101701995B Impulse response analytical test apparatus and method for detecting deformation of transformer winding |
| 11/16/2011 | CN101634687B Method for measuring SOC value of battery of hybrid vehicle |
| 11/16/2011 | CN101629992B Method for estimating residual capacity of iron-lithium phosphate power cell |
| 11/16/2011 | CN101592696B Sensor base plate and checking device |
| 11/16/2011 | CN101577426B Power system state estimator applicable to wide area measurement system |
| 11/16/2011 | CN101576600B Self-walking underground cable failure detection intelligent instrument |
| 11/16/2011 | CN101576581B Voltage detecting apparatus with voltage controlled oscillator and battery state control system |
| 11/16/2011 | CN101542304B Measuring circuit and test device |
| 11/16/2011 | CN101498761B Test method for step response performance of phase-locked loop system |
| 11/16/2011 | CN101409979B Circuit board and processing method thereof |
| 11/16/2011 | CN101363893B Hand-hold GIS air chamber failure testing instrument |
| 11/16/2011 | CN101234704B Electronic component transfer loading device and method |
| 11/16/2011 | CN101221194B High-frequency probe |
| 11/16/2011 | CN101067638B Electron-multiplier tube performance testing method and device under vacuum condition |
| 11/16/2011 | CN101017446B Methods and apparatus using a service to launch and/or monitor data formatting processes |
| 11/15/2011 | US8060800 Evaluation circuit and method for detecting and/or locating faulty data words in a data stream Tn |
| 11/15/2011 | US8060672 Event signaling between peripheral modules and a processing unit |
| 11/15/2011 | US8060333 Test apparatus and test method |
| 11/15/2011 | US8060332 Method for testing sensor function and computer program product thereof |
| 11/15/2011 | US8060322 Battery management system and driving method thereof |
| 11/15/2011 | US8059662 System and method for controlling content and delivery of internet protocol television (IPTV) services |
| 11/15/2011 | US8059559 System and method for monitoring bandwidth utilization by a user |
| 11/15/2011 | US8059558 Configuration preprocessor language |
| 11/15/2011 | US8059548 Automatic displaying of alarms in a communications network |
| 11/15/2011 | US8059547 Test apparatus and test method |
| 11/15/2011 | US8059541 End-host based network management system |
| 11/15/2011 | US8059539 Link throughput enhancer |
| 11/15/2011 | US8059535 Method and core router for delaying burst |
| 11/15/2011 | US8059528 Method of estimating restoration capacity in a network |
| 11/15/2011 | US8059526 N+1 protection using a processor-based protection device |
| 11/15/2011 | US8058894 Method for detecting a fault condition |
| 11/15/2011 | US8058893 Frequency trimming for internal oscillator for test-time reduction |
| 11/15/2011 | US8058892 Radiofrequency contactor |
| 11/15/2011 | US8058891 Delay lock loop circuit, timing generator, semiconductor test device, semiconductor integrated circuit, and delay amount calibration method |
| 11/15/2011 | US8058890 Test Handler |
| 11/15/2011 | US8058889 Probe card with segmented substrate |
| 11/15/2011 | US8058888 Test apparatus for electronic device package and method for testing electronic device package |
| 11/15/2011 | US8058887 Probe card assembly with interposer probes |
| 11/15/2011 | US8058886 Device including a contact detector |
| 11/15/2011 | US8058882 Determining electrical characteristics of an electrical cable |
| 11/15/2011 | US8058881 Method for checking the current flow through individual wires of a braided wire, and apparatus for carrying out the method |
| 11/15/2011 | US8058880 Calibrated two port passive intermodulation (PIM) distance to fault analyzer |