| Patents for G01R 21 - Arrangements for measuring electric power or power factor (6,609) |
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| 11/07/2013 | US20130297242 Methods and systems for measurement and verification weighting with temperature distribution |
| 11/07/2013 | US20130297238 Detection apparatus, power supply apparatus, power reception apparatus, power supply system, and program |
| 11/06/2013 | EP2660612A1 Device for linking an electronic electricity meter to a remote usage display |
| 11/06/2013 | CN203275513U Radio frequency power meter |
| 11/06/2013 | CN203275512U Sensor of intelligently detecting microwave power |
| 11/06/2013 | CN203275511U Correcting device for microwave high power measurement |
| 11/06/2013 | CN203275510U IGBT high voltage inductance load power test device |
| 11/06/2013 | CN203275509U Disturbance power test track |
| 11/06/2013 | CN203275508U Power capability testing device and power amplifier unit |
| 11/06/2013 | CN203275484U An electric oven detecting apparatus |
| 11/06/2013 | CN102435836B Method for electrometer to realize interchange of homonymous ends of current transformer through by utilizing computer program |
| 11/05/2013 | US8577630 Automatic discharge of a failed battery |
| 11/05/2013 | US8577513 Power system, power receiving apparatus, and power transmission control method |
| 10/31/2013 | US20130289907 Disaggregation apparatus |
| 10/31/2013 | US20130289903 Resource management system |
| 10/31/2013 | US20130285674 Ultra low startup current power detection apparatus |
| 10/31/2013 | US20130285642 Thermally stabilized power sensor |
| 10/31/2013 | US20130285640 Semiconductor device, measurement device, and correction method |
| 10/30/2013 | CN203259589U Household energy monitor |
| 10/30/2013 | CN203259572U Power line electrical parameter monitoring device |
| 10/30/2013 | CN103376355A Intermodulation test standard component |
| 10/30/2013 | CN103376354A System and method of measuring power produced by a power source |
| 10/30/2013 | CN103376353A Measurement device and measurement method |
| 10/30/2013 | CN103376184A Tendency chart monitoring system based on vacuum environment and application method thereof |
| 10/30/2013 | CN101750174B Pneumatic experimental table for loading electrical actuator |
| 10/24/2013 | WO2013157294A1 Operating state estimating device for electrical apparatus, operating state estimating method for electrical apparatus, program, feature vector registration device for electrical apparatus, feature vector registration method for electrical apparatus, server apparatus, and operating state estimating system for electrical apparatus |
| 10/24/2013 | WO2013157175A1 Life behavior inference device, program, computer-readable recording medium |
| 10/24/2013 | WO2013157031A1 Device identification apparatus, and registration method for device identification apparatus |
| 10/24/2013 | US20130282315 Asynchronous AC Measurement System |
| 10/24/2013 | US20130282314 Wide-area, real-time monitoring and visualization system |
| 10/24/2013 | US20130278292 Detector circuit |
| 10/24/2013 | US20130278240 System and method of measuring power produced by a power source |
| 10/24/2013 | US20130278072 Wireless energy transmission apparatus and method, and wireless energy reception apparatus |
| 10/23/2013 | EP2653878A2 System and method of measuring power produced by a power source |
| 10/23/2013 | CN103364630A Asynchronous load acquisition modification method for partial electricity utilization |
| 10/23/2013 | CN103364629A Energy consumption measuring method and energy consumption measuring system of electronic equipment |
| 10/23/2013 | CA2813790A1 Asynchronous ac measurement system |
| 10/22/2013 | US8565927 Irrigation interrupter |
| 10/17/2013 | WO2013154518A1 Smart appliance registration |
| 10/17/2013 | WO2013153208A1 Method for recording power consumption data of a residential unit and method for controlling a residential unit |
| 10/17/2013 | WO2013152791A1 Method for recording power consumption data of a residential unit and method for controlling a residential unit |
| 10/17/2013 | WO2013152786A1 A high speed rf power detector |
| 10/17/2013 | US20130275066 Digital power metering system |
| 10/17/2013 | US20130275064 Measurement devices and measurement methods for power consumption |
| 10/17/2013 | US20130271117 Power up detecting system |
| 10/17/2013 | US20130271111 Smart ac panel |
| 10/16/2013 | CN203241472U Multiple-cantilever beam microwave power sensor |
| 10/16/2013 | CN102478602B Three-phase electrode power measuring method of submerged arc furnace |
| 10/16/2013 | CN102243268B Micro-electro-mechanical directional coupling microwave power sensor and preparation method thereof |
| 10/15/2013 | US8560256 Electrical power system sensor devices, electrical power system monitoring methods, and electrical power system monitoring systems |
| 10/15/2013 | US8560255 Power metering and merging unit capabilities in a single IED |
| 10/15/2013 | US8558743 High-frequency measurement setup and method for measuring a high-frequency test object |
| 10/15/2013 | CA2577469C Firmware power cycle routine |
| 10/10/2013 | US20130268220 Establishing a power profile for generating electrical ratings |
| 10/10/2013 | US20130268219 Fractional Order Power Point Tracking |
| 10/10/2013 | US20130268135 Method and device for managing electric energy consumption and/or production |
| 10/10/2013 | US20130265061 Method and apparatus for managing electronic appliance |
| 10/10/2013 | US20130264889 Method and system for identifying at least one electrically powered device by a power supply device via a powerline connection |
| 10/10/2013 | DE102012103037A1 Elektromagnetisch kraftkompensierende Kraftmessvorrichtung Electromagnetic kraftkompensierende force measuring device |
| 10/09/2013 | CN203232094U Oil stirring power measurement experiment table of rotary mechanism |
| 10/09/2013 | CN103344810A Method for calculating electric shock effects of vehicle on human body under high-voltage alternating current transmission line |
| 10/09/2013 | CN102313834B Switching system, method and device of electric power data |
| 10/08/2013 | US8554501 Method and device for the non-intrusive determination of the electrical power consumed by an installation, by analysing load transients |
| 10/08/2013 | US8554386 System and method for self-powered communications networks |
| 10/08/2013 | US8554384 Systems and methods for presenting saving opportunities for electronic devices |
| 10/03/2013 | WO2013147555A1 Method and apparatus for controlling power supply |
| 10/03/2013 | WO2013145779A2 Data processing apparatus, data processing method, and program |
| 10/03/2013 | WO2013145778A2 Data processing apparatus, data processing method, and program |
| 10/03/2013 | WO2013145636A1 Power measuring apparatus |
| 10/03/2013 | US20130257449 Devices configured to cooperatively measure properties of a power transmission system |
| 10/03/2013 | US20130257413 System and Method for Mounting Components Within a Utility Meter |
| 10/03/2013 | US20130256550 Self-heating electrometer for high pressure ion chamber for verification of temperature compensation |
| 10/02/2013 | CN203224563U Sampling integral jaw-shaped AC active power meter |
| 10/02/2013 | CN103339807A Power strip and power measurement method |
| 10/02/2013 | CN103339518A Power strip and power measurement method |
| 10/02/2013 | CN103336170A Analyzing method for power characteristics of space optical remote sensor based on command set |
| 10/02/2013 | CN102556824B Pedestrian loading rate detecting device for escalator and autowalk |
| 10/02/2013 | CN101834619B Emission system and method for reducing local oscillation leak power thereof |
| 09/26/2013 | WO2013142838A1 Power usage monitoring of power feed circuits using power distribution units |
| 09/26/2013 | WO2013141397A1 Electrical device monitoring apparatus, method thereof and system |
| 09/26/2013 | US20130253865 Alternating Current Input Voltage Detection Circuit |
| 09/25/2013 | EP2641096A1 Thermally stabilized power sensor |
| 09/25/2013 | CN203216988U Multifunctional electric power meter |
| 09/25/2013 | CN203216985U Power detection box |
| 09/25/2013 | CN103326683A RMS detector with automatic gain control |
| 09/25/2013 | CN103326668A Frequency multiplier based on micromechanical clamped beam capacitance-type power sensor and preparation method |
| 09/25/2013 | CN103324115A Discharging circuit and projector using discharging circuit |
| 09/25/2013 | CN103323663A Method for measuring losses of direct currents and rectifier of rectifier unit |
| 09/25/2013 | CN103323662A Direct current electric quantity meter with CAN communication function |
| 09/25/2013 | CN102411087B 90-degree angle four-input micro electromechanical microwave power sensor and preparation method thereof |
| 09/25/2013 | CN102305893B Method and device for checking power-factor angle of high voltage line of intelligent substation on site |
| 09/25/2013 | CN102290019B Two-in-one detection method of picture quality and power of LCD (liquid crystal display) |
| 09/25/2013 | CN102255601B Multifunctional energy-saving on-line monitoring device and method for frequency converter |
| 09/25/2013 | CN101226411B Power consumption measuring and control method for sound system switch power source as well as special device thereof |
| 09/24/2013 | US8543344 Power meter arrangement |
| 09/24/2013 | US8543343 Method and apparatus for determining energy savings by using a baseline energy use model that incorporates an artificial intelligence algorithm |
| 09/24/2013 | US8543251 Centralized fine grade control of device energy consumption |
| 09/24/2013 | US8543247 Power profile management method and system |
| 09/24/2013 | US8543246 Controlling distribution of electrical power |
| 09/24/2013 | US8542005 Connecting digital storage oscilloscopes |