| Patents for G01R 21 - Arrangements for measuring electric power or power factor (6,609) |
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| 07/23/2013 | CA2662927C Extending contact life in remote disconnect applications |
| 07/17/2013 | CN203072092U Power display system for television set |
| 07/17/2013 | CN102116811B Harmonic source judgment method in double bus transmission and electric energy quality monitoring system |
| 07/17/2013 | CN101720439B Method and practical use system for measuring the imbalance power in electrical installations, and the device for calibration thereof |
| 07/16/2013 | US8489347 Battery pack monitoring apparatus |
| 07/16/2013 | US8489346 Parametric multi-cycle averaging in an intelligent electronic device |
| 07/11/2013 | US20130179102 Processing apparatus and processing method |
| 07/11/2013 | US20130179101 Electric power metering accuracy |
| 07/11/2013 | US20130179079 Real-Time Power Line Rating |
| 07/11/2013 | US20130176016 Signal converting apparatus of power metering system, power metering system and method for signal-converting in power metering system |
| 07/10/2013 | EP2613164A1 Distributed power generation device and method for operating same |
| 07/10/2013 | CN203054077U Multichannel power analyzer |
| 07/10/2013 | CN103201638A 电源装置 Power supply unit |
| 07/10/2013 | CN103197137A Low-temperature double-layer isolation compensating type micro-electromechanical system (MEMS) microwave power sensor |
| 07/09/2013 | US8483982 Automated emergency power supply test using variable load bank stages |
| 07/04/2013 | US20130174152 Method, apparatus, and system for virtual cluster integration |
| 07/04/2013 | US20130173189 Robust high resolution spectrum estimation method for accurate phasor, harmonic and interharmonic measurement in power systems |
| 07/04/2013 | US20130173188 Probabilistic Measurement and Verification |
| 07/04/2013 | US20130173186 Self-diagnostic apparatus and method for electric device |
| 07/04/2013 | US20130173076 Power Management System and Method Using Power Limiter |
| 07/04/2013 | US20130170481 Load monitoring systems, nodes, and related methods |
| 07/04/2013 | US20130169266 Meter disconnect relay |
| 07/03/2013 | CN203037734U Wind generating set self consumption measuring apparatus |
| 07/03/2013 | CN103189753A Measuring system for monitoring at least one phase of a system |
| 07/03/2013 | CN103185833A Method for measuring peak area ratio of short-time energizing test loop power factor |
| 07/03/2013 | CN101806829B Power consumption testing device of active equipment and method therefor |
| 07/02/2013 | US8479026 Processor power management |
| 07/02/2013 | US8478551 Systems and methods of profiling power cycles in a battery for indicating detrimental battery operation |
| 06/27/2013 | WO2013093554A1 System and method for monitoring real power consumption |
| 06/27/2013 | WO2013093281A1 Method for determining a power consumption, monitoring system and electrical installation comprising the application thereof |
| 06/27/2013 | WO2013093280A1 Method for determining power consumption in an electrical installation, and alternating-current electrical installation |
| 06/27/2013 | WO2013018106A4 Power management device and system |
| 06/27/2013 | US20130166232 Power Quality Monitoring Apparatus for Railway Power System |
| 06/27/2013 | US20130166231 Compressor sensor module |
| 06/27/2013 | US20130162054 Detection apparatus, power receiving apparatus, non-contact power transmission system and detection method |
| 06/26/2013 | CN203025247U Power supply power detecting device |
| 06/26/2013 | CN203024981U Test system of small electromobile |
| 06/26/2013 | CN103178418A USB (Universal Serial Bus) hub |
| 06/26/2013 | CN103176038A Self-powered micro-electromechanical sensor and self-powered module in microwave transceiver |
| 06/25/2013 | US8473230 System for detecting conflicts between outage requests and power supply guarantee requests in a power grid |
| 06/25/2013 | CA2616936C Measurement of dissipated power |
| 06/25/2013 | CA2301700C Electronic electricity meter |
| 06/20/2013 | WO2013090026A2 Automated monitoring for changes in energy consumption patterns |
| 06/20/2013 | US20130158911 Quantised monitoring of power-consumption |
| 06/20/2013 | US20130158908 Method for Unsupervised Non-Intrusive Load Monitoring |
| 06/20/2013 | US20130158907 Resampling a Signal to Perform Power Quality and Synchrophasor Measurement |
| 06/20/2013 | US20130158906 Resampling a Signal to Perform Power Quality Measurement |
| 06/20/2013 | US20130158901 Method and System for Detecting Unbalance in Power Grids |
| 06/20/2013 | US20130155126 Determination of display device power consumption |
| 06/20/2013 | DE102012205223A1 Überwachungsgerät für elektrische Energie Monitoring device for electric energy |
| 06/20/2013 | CA2771326A1 Electric power monitor device |
| 06/19/2013 | CN203012011U Power measuring device |
| 06/19/2013 | CN103163366A Power consumption measurement device |
| 06/19/2013 | CN103163365A Power detection circuit |
| 06/18/2013 | US8467983 Method for detecting conflicts between outage requests and power supply guarantee requests in a power grid |
| 06/13/2013 | WO2013038176A3 Apparatus and method for current measurement |
| 06/13/2013 | US20130151179 Automated monitoring for changes in energy consumption patterns |
| 06/13/2013 | US20130151178 Apparatus and Method for Measuring Electric Power |
| 06/12/2013 | EP2601534A2 Recording a feed energy amount of a photovoltaic system that was possible but not in fact fed |
| 06/12/2013 | EP2601482A1 System and method for the automatic identification of electric devices/appliances |
| 06/12/2013 | CN202994898U Special electric power testing box |
| 06/12/2013 | CN103149425A MEMS (micro-electromechanical systems) temperature compensation type microwave power-detecting device |
| 06/12/2013 | CN103149424A Heat-shield type MEMS (Micro-Electromechanical System) microwave power sensor |
| 06/12/2013 | CN103149423A Low-temperature double-layer isolating micro-electromechanical system (MEMS) microwave power sensor |
| 06/12/2013 | CN102419394B Wind/solar power prediction method with variable prediction resolution |
| 06/12/2013 | CN102156219B Multifunctional integrated high-pressure metering device |
| 06/12/2013 | CN101764650B Method for detecting loss of transmission paths |
| 06/11/2013 | US8463616 Scheduling a process according to time-varying input prices |
| 06/11/2013 | US8462014 Meter data management systems, methods, and software with outage management capabilities |
| 06/11/2013 | US8461861 Energy usage monitor for a household appliance |
| 06/06/2013 | US20130144546 Building energy analysis tool |
| 06/06/2013 | US20130144545 Cpu power testing apparatus and method |
| 06/06/2013 | US20130141078 Power measurement system and power temperature converter |
| 06/06/2013 | DE102011054002B4 Dezentrale Energieerzeugungsanlage mit Einrichtung und Verfahren zur Inselnetzerkennung Distributed power generation plant with device and method for islanding detection |
| 06/05/2013 | CN202977898U Power socket capable of measuring power consumption |
| 06/05/2013 | CN202975180U System for automatically calculating energy consumption of high-voltage electrical equipment |
| 06/05/2013 | CN202975145U Power test circuit for LED street lamp test system |
| 06/05/2013 | CN103140763A Systems, methods, and devices for analyzing utility usage with load duration curves |
| 06/05/2013 | CN103134981A Method for performing power detection, and associated apparatus |
| 06/05/2013 | CN101523225B Radio frequency handling device |
| 06/04/2013 | US8457912 Unwrapping angles from phasor measurement units |
| 06/04/2013 | US8457911 Systems, methods and apparatus for indexing and predicting wind power output from virtual wind farms |
| 05/30/2013 | US20130138371 Dynamic Thermal Mapping |
| 05/30/2013 | US20130138368 Power consumption display apparatus and power consumption display method |
| 05/30/2013 | US20130138259 Power generation apparatus |
| 05/30/2013 | US20130138251 Method for in-service testing a climate control system for a container |
| 05/30/2013 | US20130134962 Energy search engine methods and systems |
| 05/29/2013 | CN103123373A Electrical parameter testing device |
| 05/28/2013 | US8452555 Apparatus and methods for multi-channel metering |
| 05/28/2013 | US8452554 Networked device with power usage estimation |
| 05/23/2013 | US20130132009 Systems and methods for apportioning power consumption |
| 05/23/2013 | US20130132008 System and method for the automatic identification of electric devices/appliances |
| 05/23/2013 | US20130127390 System, Method and Apparatus for Computing, Monitoring, Measuring, Optimizing and Allocating Power and Energy for a Rod Pumping System |
| 05/22/2013 | EP2595098A2 Method and system for detecting an appliance based on users' feedback information |
| 05/22/2013 | CN202949394U Power detection and protection device for microwave amplifier |
| 05/22/2013 | CN202948051U Digital three-phase AC (Alternating Current) parameter measuring instrument |
| 05/22/2013 | CN103116382A Embedded voltage regulator trace |
| 05/22/2013 | CN103116073A Cantilever beam and direct-type power sensor based microwave detecting system and detecting method thereof |
| 05/22/2013 | CN103116072A Microwave detecting system based on clamped beams and indirect power sensors and detecting method of microwave detecting system |
| 05/22/2013 | CN103116071A Micro-electromechanical microwave frequency and power detecting system and detecting method thereof |