Patents for G01R 21 - Arrangements for measuring electric power or power factor (6,609) |
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09/19/2013 | WO2013136662A1 Power meter |
09/19/2013 | US20130245972 Detection device and method, and program |
09/19/2013 | DE102012109468B3 Stromzählereinrichtung Current meter device |
09/18/2013 | EP2639589A1 Utility metering |
09/18/2013 | CN203204068U Three phase active power transmitter |
09/18/2013 | CN103308761A Wireless sensing device and measuring method for instantaneous input power of lifting motor |
09/18/2013 | CN103308760A Power magnitude acquisition method |
09/18/2013 | CN103308759A Active power measurement method and system based on digital filtering |
09/18/2013 | CN102221642B Power factor sampling method and power factor compensation equipment |
09/17/2013 | US8537263 Optical navigation devices and associated methods |
09/17/2013 | CA2471267C System for the remote data acquisition and control of electric energy meters |
09/12/2013 | US20130238266 Consumption breakdown monitoring through power state sensing |
09/12/2013 | US20130234699 Power supply monitoring system and method thereof |
09/11/2013 | CN103293371A Power test board of power supply |
09/10/2013 | US8533362 Methods and apparatus related to an adapter between a premise network and an advanced metering infrastructure (AMI) network |
09/10/2013 | US8532837 Household appliance |
09/05/2013 | US20130231790 Processing Load Profiles for Consumption Management Systems |
09/05/2013 | US20130229192 Measuring system for monitoring at least one phase of a system |
09/05/2013 | US20130229172 Refrigerator and operation method thereof |
09/04/2013 | CN203178361U Power consumption detection circuit |
09/04/2013 | CN103278681A Microwave power sensor with multi-cantilever structure |
09/04/2013 | CN103278679A Comparison circuit for electric energy measuring chip |
09/03/2013 | US8527223 Methods and systems for energy prognosis |
09/03/2013 | US8525692 Techniques for limiting demand from an electricity meter with an installed relay |
09/03/2013 | CA2661730C System and method for on-line monitoring and billing of power consumption |
08/29/2013 | US20130226485 Multi-function electric meter adapter and method for use |
08/29/2013 | US20130226458 Monitoring method and system for wind turbine generator |
08/28/2013 | CN101625380B Sensor for high voltage environment |
08/27/2013 | USRE44464 Method and apparatus for determining a characteristic curve for an electric variable of a wind energy plant |
08/27/2013 | US8521455 System and method for estimating corona power loss in a dust-loaded electrostatic precipitator |
08/22/2013 | US20130218495 Method, Sensor Apparatus and System for Determining Losses in an Electrical Power Grid |
08/22/2013 | US20130218494 Systems for Real-Time Available Transfer Capability Determination of Large Scale Power Systems |
08/22/2013 | US20130218493 Diagnostics for a programmable logic controller |
08/22/2013 | US20130214763 Power control device and power control method |
08/22/2013 | DE102004010707B4 Energiezähleranordnung und Verfahren zum Kalibrieren Energy meter arrangement and method for calibrating |
08/21/2013 | CN203149031U Microwave high-power measurement device |
08/21/2013 | CN203149030U Novel intelligent power distribution instrument |
08/21/2013 | CN103257268A Warping plate type intelligent detection microwave power sensor |
08/20/2013 | US8515348 Bluetooth-enable intelligent electronic device |
08/15/2013 | WO2013118516A1 System and method for calculating power using contactless voltage waveform shape sensor |
08/15/2013 | US20130211754 Extensible Power Meter |
08/15/2013 | US20130211752 Software power analysis |
08/15/2013 | US20130211751 System and Method for Calculating Power Using Contactless Voltage Waveform Shape Sensor |
08/15/2013 | US20130207678 Electrical Combiner Box With Improved Functionality |
08/14/2013 | CN203133195U Electric energy method oil pumping unit balance testing device |
08/14/2013 | CN203133161U Light bar power measurement device |
08/14/2013 | CN103248132A Control device and wireless power transmitting apparatus |
08/14/2013 | CN103245829A Virtual machine power consumption measuring method |
08/14/2013 | CN103245828A Power management system and power management method |
08/14/2013 | CN102246049B Mobile terminal and load power measuring method thereof |
08/13/2013 | USRE44440 System and method for minimizing power consumption for an object sensor |
08/13/2013 | US8510231 Method and system for printing multiple regions across a mail piece |
08/13/2013 | US8510076 Sensor apparatus and system |
08/13/2013 | US8509957 Power supply system |
08/13/2013 | US8508214 Electronic circuit device for sensing a detection element current and/or a temperature in said detection element |
08/08/2013 | US20130204559 Appliance Monitoring and Control Systems |
08/08/2013 | US20130204558 Electronic device and method for calculating efficiency of simulative power supply system |
08/08/2013 | US20130204557 Electric Power Grid Monitoring Methods And Apparatus |
08/08/2013 | US20130204556 Hybrid Three-Phase Power Flow Analysis Method for Ungrounded Distribution Systems |
08/08/2013 | US20130204439 Controlling building systems |
08/08/2013 | DE102012008926A1 Cooling and/or freezing apparatus, has device controller connected with component of apparatus and comprising measuring unit that measures current and/or power consumption of component connected with device controller |
08/07/2013 | EP2622357A1 Utility device management |
08/07/2013 | CN203118311U Experimental device measuring power factors |
08/07/2013 | CN203117282U Simple stabilization determining device for electric resistance furnace |
08/07/2013 | CN203117281U Power standing wave tester |
08/07/2013 | CN103235208A Power parameter monitoring device based on ADE (automated data entry) 7953 |
08/07/2013 | CN103235176A Method and server for acquiring component power consumption |
08/07/2013 | CN103235175A Power consumption detecting circuit |
08/07/2013 | CN102411088B Four-input micromechanical clamped beam thermoelectric microwave power sensor and preparation method thereof |
08/07/2013 | CN102411086B Five-port capacitance type microwave power sensor based on micro mechanical clamped beam |
08/07/2013 | CN102393487B 72-degree five-port micro-electromechanical microwave power sensor and manufacturing method thereof |
08/07/2013 | CN102385001B Three-channel micro-mechanical cantilever beam indirect-type microwave power sensor and preparation method |
08/07/2013 | CN102360039B Five-port micromachine cantilever-based capacitance type microwave power sensor and manufacturing method thereof |
08/07/2013 | CN102338825B 120-degree three-channel micro electro mechanical microwave power sensor and preparation method thereof |
08/07/2013 | CN102323475B Three-channel micromechanical clamped beam indirect microwave power sensor and preparation method |
08/07/2013 | CN101930025B Power dissipation testing device |
08/06/2013 | US8504851 Electronic device having power consumption adjusting feature |
08/06/2013 | US8502521 Measuring device for hard disk drive |
08/06/2013 | US8501361 Vehicular power source unit |
08/01/2013 | WO2013112249A1 Digital circuit power measurements using numerical analysis |
08/01/2013 | WO2013111760A1 Power usage analysis system |
08/01/2013 | WO2013111361A1 Alarm output device and alarm output method |
08/01/2013 | US20130197835 Circuit breaker metering system |
08/01/2013 | US20130197834 Method and arrangement in connection with photovoltaic power generator composed of series-connected photovoltaic modules |
08/01/2013 | DE112011103635T5 Energieversorgungsvorrichtung und Steuereinheit Power supply apparatus and control unit |
07/31/2013 | EP2619595A1 Measuring system for monitoring at least one phase of a system |
07/31/2013 | CN102412591B Island detection method based on negative sequence power positive feedback |
07/31/2013 | CN102077098B High density metering system |
07/31/2013 | CN101925826B Power measuring system, measuring apparatus, load terminal, and device control system |
07/30/2013 | US8498832 Method and device for assessing and monitoring voltage security in a power system |
07/30/2013 | US8498763 Maintaining energy principal preferences in a vehicle |
07/25/2013 | WO2013106923A1 System and method of compiling and organizing power consumption data and converting such data into one or more user actionable formats |
07/25/2013 | US20130191055 Apparatus and system for managing multiple electronic devices |
07/25/2013 | US20130191052 Real-time simulation of power grid disruption |
07/25/2013 | US20130187637 Distribution Line Clamp Force Using DC Bias on Coil |
07/25/2013 | US20130187636 Energy Harvest Split Core Design Elements for Ease of Installation, High Performance, and Long Term Reliability |
07/25/2013 | US20130187632 Power device interface arranged to detect amount of power available |
07/24/2013 | CN203084070U Power detection device for indoor electric power utilization |
07/23/2013 | US8494792 Distributing metering responses for load balancing an AMR network |
07/23/2013 | US8494661 Power distribution, management, and monitoring systems and methods |