| Patents for G01R 15 - Details of measuring arrangements of the types provided for in groups , or (13,411) |
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| 01/30/2013 | CN202710636U Multimeter |
| 01/30/2013 | CN202710635U Multiple range automatic shifting device |
| 01/30/2013 | CN202710634U High-voltage dc voltage divider |
| 01/30/2013 | CN202710633U Wiring circuit for digital display ammeter |
| 01/30/2013 | CN102906629A Optical fibre birefringence compensation mirror and current sensor |
| 01/30/2013 | CN102906577A Line-powered instrument transformer |
| 01/30/2013 | CN102901858A Current sensor |
| 01/30/2013 | CN102901854A Full-automatic, multi-parameter, wide-range and low-cost radio link control (RLC) testing device |
| 01/30/2013 | CN102169133B Current measurement device |
| 01/30/2013 | CN102156214B Double-light-path leakage current optical fiber sensor device |
| 01/30/2013 | CN101819223B Voltage and current sampling circuit and voltage and current sampling method in three-phase four-wire circuit |
| 01/25/2013 | CA2783433A1 Transformer instrumentation and metering system |
| 01/24/2013 | WO2013011859A1 Current sensor |
| 01/24/2013 | WO2013011152A1 Electronic overload relay |
| 01/24/2013 | WO2013010599A1 Electrical device |
| 01/24/2013 | DE102011108229A1 Device for checking correct insertion of socket into motor car during assembling process, has socket-resistor connected in parallel with sockets, where voltage drop is detected as voltage levels based on number of correctly plugged sockets |
| 01/23/2013 | EP2549606A1 Electronic overload relay |
| 01/23/2013 | EP2549278A1 Optical-fiber-containing insulating spacer |
| 01/23/2013 | CN202695119U Current transformer with sensor |
| 01/23/2013 | CN202695118U Novel open-type current transformer |
| 01/23/2013 | CN202693667U Output voltage automatic test device of zero-sequence current transformer (ZCT) |
| 01/23/2013 | CN202693659U Zinc oxide arrester electrification tester |
| 01/23/2013 | CN202693656U Shunting linear isolation circuit |
| 01/23/2013 | CN202693655U Digital multimeter with automotive fault diagnosis function |
| 01/23/2013 | CN202693642U All-in-one machine with functions of signal source, oscilloscope and digital multimeter |
| 01/23/2013 | CN102893166A Optical current transformer for gas-insulated apparatus |
| 01/23/2013 | CN102890205A Data acquiring analyzing instrument for variable frequency air conditioner |
| 01/23/2013 | CN102890175A Magneto-resistor integrated chip for current sensor |
| 01/23/2013 | CN102890174A Integrated electronic instrument device |
| 01/23/2013 | CN101937066B Self-calibrating method of internal reference resistors of multi-range digital electronic measuring instrument |
| 01/23/2013 | CN101762795B Optical fiber magneto-optic detection system and method |
| 01/23/2013 | CN101606071B 电流检测器 Current detector |
| 01/22/2013 | US8359179 Test equipment and portable test device |
| 01/22/2013 | US8358122 Current sensor with laminated magnetic core |
| 01/22/2013 | US8357559 Method of making sensor platform using a non-horizontally oriented nanotube element |
| 01/17/2013 | WO2013008466A1 Current sensor substrate and current sensor |
| 01/17/2013 | WO2013008462A1 Current sensor substrate and current sensor |
| 01/17/2013 | WO2013008205A2 Electrical current sensor with grounded magnetic core |
| 01/17/2013 | WO2013007833A1 Device for measuring an electric current |
| 01/17/2013 | WO2013007240A1 Method and device for measuring electric currents by means of a current transformer |
| 01/17/2013 | DE102012212368A1 Vorrichtung zum Führen eines elektrischen Stromes A device for guiding an electric current |
| 01/17/2013 | DE102012212367A1 Vorrichtung zum Messen eines elektrischen Stromes An apparatus for measuring an electrical current |
| 01/17/2013 | DE102012211588A1 Temperaturstabilisierung für Hochfrequenzspannung Temperature stabilization for high frequency voltage |
| 01/17/2013 | DE102011107721A1 Verfahren und Vorrichtung zur Messung elektrischer Ströme mit Hilfe eines Stromwandlers Method and apparatus for measuring electric currents with the aid of a current transformer |
| 01/17/2013 | DE102011107703A1 Integrierter Stromsensor Built-in current sensor |
| 01/17/2013 | DE102011081388A1 Method for determining electrical potential of electrical conductor used in e.g. voltage switchgear, involves determining free charge carriers in the irradiated surface area using determination unit |
| 01/17/2013 | DE102011079120A1 Battery management system for battery of motor vehicle, has cell monitoring unit for monitoring multiple battery cells of battery module, where cell monitoring unit has microcontroller and conducting chip |
| 01/17/2013 | CA2845464A1 Method and device for measuring electric currents by means of a current transformer |
| 01/16/2013 | EP2546661A1 Current measurement device |
| 01/16/2013 | EP2546660A1 Electrical current sensor with grounded magnetic core |
| 01/16/2013 | CN202678090U Sleeve type current transformer |
| 01/16/2013 | CN202678088U Measuring current transformer |
| 01/16/2013 | CN202678084U Insulation sheath of current transformer |
| 01/16/2013 | CN202678083U Voltage transformer tube structure |
| 01/16/2013 | CN202676786U Insulating salver with AC optical fiber type current transformer |
| 01/16/2013 | CN202676783U Novel structure for magnetic balanced type Hall current sensor |
| 01/16/2013 | CN202676781U Frequency converter bus voltage detection circuit |
| 01/16/2013 | CN202676780U Cvt瞬态过电压取样装置 Cvt transient over-voltage sampling device |
| 01/16/2013 | CN202676779U Current loop isolation, transmission and integration module and multi-channel current transmitting system thereof |
| 01/16/2013 | CN202676778U Multimeter adjustable meter pen fixing device |
| 01/16/2013 | CN102881437A Current transformer for detecting aftercurrent, and aftercurrent protection device |
| 01/16/2013 | CN102879624A Direct-current-free magnetized bidirectional magnetic amplifier for direct-current large current detection |
| 01/16/2013 | CN102879623A Switching method of integrated electronic meter |
| 01/16/2013 | CN102012492B Single iron core fluxgate and single-axis sensor of the same |
| 01/16/2013 | CN101512349B Sensor module, system, and method for sensors in proximity to circuit breakers |
| 01/15/2013 | US8354834 Methods and apparatus for acquiring measurements and performing an auto-zero process using a multi-range measurement apparatus |
| 01/15/2013 | CA2651302C Fractional sampling of electrical energy |
| 01/10/2013 | WO2013005545A1 Current sensor |
| 01/10/2013 | WO2013005459A1 Current sensor |
| 01/10/2013 | WO2013005458A1 Current sensor |
| 01/10/2013 | WO2013005450A1 Current detection device |
| 01/10/2013 | WO2013005449A1 Current detection device |
| 01/10/2013 | WO2013005352A1 Current detector and electricity meter |
| 01/10/2013 | WO2013005351A1 Current detector and electricity meter |
| 01/10/2013 | WO2013005096A1 Current sensor |
| 01/10/2013 | DE112010004668T5 Nebenschlusswiderstand und herstellungsverfahrendafür Shunt resistance and the manufacturing processes for |
| 01/10/2013 | CA2840021A1 Current detection device and electricity meter |
| 01/09/2013 | EP2543096A1 Battery and electric apparatus assembly and battery for powering the apparatus, having magnetically controlled studs |
| 01/09/2013 | CN202661534U Novel voltage detector |
| 01/09/2013 | CN202661530U Piezoelectric voltage sensor |
| 01/09/2013 | CN202661528U Optical fiber type combined voltage and current measuring device |
| 01/09/2013 | CN202661524U Hybrid grating online temperature measurement type all-fiber current transformer |
| 01/09/2013 | CN202661523U Multifunctional universal meter |
| 01/09/2013 | CN202661522U Four-wire system shunt |
| 01/09/2013 | CN202661521U Watchdog feeding circuit |
| 01/09/2013 | CN202661520U Anti-alternating magnetic field interference shunt |
| 01/09/2013 | CN102869995A Electrical current detection device |
| 01/09/2013 | CN102866281A Current sensor for high-voltage line |
| 01/09/2013 | CN102866278A Output voltage detecting circuit for frequency changer and frequency changer |
| 01/09/2013 | CN102866277A Structure of ceramic electronic voltage transformer and application method of structure |
| 01/09/2013 | CN102866276A Electrical current sensor |
| 01/09/2013 | CN102866275A Glove type convenient universal meter |
| 01/09/2013 | CN102866274A Electronic-type voltage transformer supporting high-voltage frequency conversion cabinet |
| 01/09/2013 | CN102012442B Reversed-phase device of integrated circuit test system and manufacturing method thereof |
| 01/03/2013 | WO2013001789A1 Current sensor |
| 01/03/2013 | WO2013001298A1 Sensors |
| 01/03/2013 | US20130002236 Device for measuring the electric current flowing in an electric apparatus, said device enabling power measurement, and an electric apparatus comprising same |
| 01/03/2013 | DE102011078334A1 Verfahren und System zum Kalibrieren eines Shunt-Widerstands Method and system for calibrating a shunt resistor |
| 01/03/2013 | DE102005001179B4 Einpoliger Spannungsdetektor, insbesondere für eine oberirdische elektrische Leitung Single-pole voltage detector, in particular for overhead electrical line |
| 01/03/2013 | CA2840144A1 Sensors |