| 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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| 03/24/2011 | US20110068803 Electrical power system phase and ground protection using an adaptive quadrilateral characteristics |
| 03/24/2011 | US20110068802 Ground fault detection device |
| 03/24/2011 | US20110068801 Apparatus, system and methods for ground current detection |
| 03/24/2011 | US20110068800 Internal short circuit evaluation apparatus for battery |
| 03/24/2011 | US20110068799 Activating batteries based on environmental conditions |
| 03/24/2011 | US20110068746 Method and apparatus for intelligent battery charge equalization and monitoring |
| 03/24/2011 | US20110068728 Motor drive device |
| 03/24/2011 | DE202011001707U1 Federkontaktstift Spring pin |
| 03/24/2011 | DE112009000028T5 Intelligente Vorrichtung zum Identifizieren der Polarität Intelligent means for identifying the polarity |
| 03/24/2011 | DE102010011536A1 Verfahren und Vorrichtung zur Qualitätskontrolle von supraleitenden Bändern Method and apparatus for quality control of superconducting tapes |
| 03/24/2011 | DE102009038671A1 Aufsatzmodul zum Erfassen eines Schaltzustandes eines elektromagnetischen Schaltgeräts Add-on module for detecting a switching state of an electromagnetic device |
| 03/24/2011 | DE102009029347A1 Method for determining charging condition of secondary intercalation cell, involves soaking anode, cathode and separator in electrolyte phase, and incorporating diffusion mechanisms of moving ions in electrochemical simulation model |
| 03/23/2011 | EP2299557A2 Power supply cooperation system and uninterruptible power supply device |
| 03/23/2011 | EP2299517A2 Battery system |
| 03/23/2011 | EP2299454A1 Cable including means for detecting the presence of an electrically conducting body outside the cable |
| 03/23/2011 | EP2299289A1 Method and system for determining the activity of a person, recording medium for this method |
| 03/23/2011 | EP2299288A1 Method and system for locating a person, recording medium for this method |
| 03/23/2011 | EP2297590A2 Test of electronic devices with boards without sockets based on magnetic locking |
| 03/23/2011 | EP2297589A2 Portable partial discharge detection device |
| 03/23/2011 | EP2201393B1 Method for fault location on series compensated power transmission lines with two-end unsynchronized measurement |
| 03/23/2011 | EP2193382B1 Plunger with a quick locking system |
| 03/23/2011 | EP2069814B1 Parametric scan register, digital circuit and method for testing a digital circuit using such register |
| 03/23/2011 | EP1212627B1 Method and system for transporting generic data in a pstn |
| 03/23/2011 | CN201774534U Fast calibration device used for high potential photoelectric measurement |
| 03/23/2011 | CN201774316U Transmission and distribution line real-time GSM (Global System For Mobile Communications) network monitoring system |
| 03/23/2011 | CN201774232U Electric railway AT protection, measurement and control device suitable for passenger special line |
| 03/23/2011 | CN201774227U Electric leakage detection protection circuit |
| 03/23/2011 | CN201774226U Novel electricity-saving leakage detection protecting circuit |
| 03/23/2011 | CN201774223U Electricity leakage detection protecting circuit |
| 03/23/2011 | CN201774222U Electric connecting wire protecting device with self-checking function |
| 03/23/2011 | CN201773892U Lithium ion battery pole group reshaping and detection device |
| 03/23/2011 | CN201773179U High-power LED street lamp detector |
| 03/23/2011 | CN201773178U AC programmable power high-precision measurement circuit |
| 03/23/2011 | CN201773177U Intelligent motor management unit measurement module for chest of drawers |
| 03/23/2011 | CN201773176U Novel float switch testing handle |
| 03/23/2011 | CN201773175U Alternating-current voltage sharing test equipment for LTT converter valve components |
| 03/23/2011 | CN201773174U Digital display tester special for mobile button station |
| 03/23/2011 | CN201773173U Multi-way switching value detection circuit |
| 03/23/2011 | CN201773172U Static ageing test bed based on multi-way switch data acquisition analyzer |
| 03/23/2011 | CN201773171U Chip acceleration soft error rate testing device |
| 03/23/2011 | CN201773170U Verification board card of integrated circuit chip tester |
| 03/23/2011 | CN201773169U Testing system for integrated circuit chip |
| 03/23/2011 | CN201773168U Thermal resistance tester of semiconductor power device |
| 03/23/2011 | CN201773167U Photovoltaic component junction box sensing and detecting device |
| 03/23/2011 | CN201773166U Endoscope technology-based system for examining discharging trace |
| 03/23/2011 | CN201773165U Power grid fault treatment system |
| 03/23/2011 | CN201773164U Short circuit testing device for pole group of polymer flexible packaging lithium ion battery |
| 03/23/2011 | CN201773163U Simple multifunctional test lamp |
| 03/23/2011 | CN201773162U Flat pressing short circuit testing machine |
| 03/23/2011 | CN201773161U Transformer iron core ground detector |
| 03/23/2011 | CN201773160U System adopting power transmission system converter transformer protecting device for closed loop test |
| 03/23/2011 | CN201773159U Electric window opener performance testing device |
| 03/23/2011 | CN201773158U 电磁炉测试装置 Cooker test device |
| 03/23/2011 | CN201773157U Programmable constant temperature and humidity testing machine |
| 03/23/2011 | CN201773156U Electrified detection video system |
| 03/23/2011 | CN201773138U Infrared telemetering multifunctional DC micro-ammeter |
| 03/23/2011 | CN201773123U High-altitude DC generator device |
| 03/23/2011 | CN201773122U Test probe for laminated semi-conductor chip |
| 03/23/2011 | CN201773121U Novel full-sealing high voltage microampere meter shell |
| 03/23/2011 | CN201773120U Supporting device and solar test tooling comprising same |
| 03/23/2011 | CN201773119U Socket checking tool box |
| 03/23/2011 | CN201773080U Insulator contamination online monitoring system |
| 03/23/2011 | CN201772946U High-power silicon substrate LED junction temperature detection device |
| 03/23/2011 | CN201768986U Working condition simulation device for testing dynamical property of inverter welding machine |
| 03/23/2011 | CN1908680B Surging current detecting circuit |
| 03/23/2011 | CN101990641A Secondary battery remaining capacity estimating apparatus |
| 03/23/2011 | CN101989767A Comprehensive measuring and controlling device of high voltage pole tower |
| 03/23/2011 | CN101989766A Method for diagnosing faults of power system on the basis of protecting action chain |
| 03/23/2011 | CN101989749A Charging device and charging method |
| 03/23/2011 | CN101989396A Apparatus for array test with cleaner units |
| 03/23/2011 | CN101989201A Method for automatically generating test coverage rate of flying probe test program |
| 03/23/2011 | CN101988955A Method and device for power supply characteristic test based on conveyor platform |
| 03/23/2011 | CN101988954A Equipment and method for testing aircraft ground power supply as well as device and method for loading aircraft ground power supply |
| 03/23/2011 | CN101988953A Method and system for testing electric motors |
| 03/23/2011 | CN101988952A Method and system for testing electric automotive drive systems |
| 03/23/2011 | CN101988951A Method of inspecting motor condition and device for inspecting motor characteristics |
| 03/23/2011 | CN101988950A Method and device for detecting download state of logic program in programmable logic device |
| 03/23/2011 | CN101988949A Test mode signal generating device |
| 03/23/2011 | CN101988948A Member parallel test system and test method thereof |
| 03/23/2011 | CN101988947A Inline element testing system and method thereof |
| 03/23/2011 | CN101988946A Method for comparing electrostatic discharge performance of semiconductor devices |
| 03/23/2011 | CN101988945A Method for diagnosing interturn short circuit of rotor winding |
| 03/23/2011 | CN101988944A Open circuit test device |
| 03/23/2011 | CN101988943A Power conversion efficiency measurement system and method thereof |
| 03/23/2011 | CN101988942A Electric arc detection circuit |
| 03/23/2011 | CN101988941A Method, device and system for monitoring power quality |
| 03/23/2011 | CN101988940A Three-dimensional evaluation method for lightning protection performance of power transmission lines based on lightning strike density statistics |
| 03/23/2011 | CN101988939A External power supply device and power supply method thereof |
| 03/23/2011 | CN101988933A High-voltage high-capacity impulse voltage generator |
| 03/23/2011 | CN101988932A Probe unit and testing apparatus using the same |
| 03/23/2011 | CN101988931A Modular test plug |
| 03/23/2011 | CN101988633A Method and device for light simulation in expected spectrum |
| 03/23/2011 | CN101667598B Vertical double-diffused MOS transistor testing structure |
| 03/23/2011 | CN101487877B Electric arc test method and apparatus for contact head disjunction of switch apparatus |
| 03/23/2011 | CN101464494B Interconnection line test circuit used in field programmable gate array device |
| 03/23/2011 | CN101452036B Direct-current power supply earthing alarm unit |
| 03/23/2011 | CN101446614B Fault current testing method for direct-current transmission converter valve |
| 03/23/2011 | CN101446606B Junction capacitance test method for bipolar transistor |
| 03/23/2011 | CN101430359B Test switch simulation apparatus for automatic standby power switch equipment |
| 03/23/2011 | CN101419266B Dynamic analog method for extra-high voltage transformer |