Patents for G01R 22 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters (4,127) |
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04/19/2006 | CN1252478C Method for transmitting and storing value and value store electric power meter using the same |
04/12/2006 | EP1645886A1 Rechargeable powering system in an electricity meter |
04/12/2006 | EP1114326B1 Electricity meter and an input module for an electricity meter |
04/12/2006 | CN1251158C Electric power management apparatus |
04/06/2006 | WO2006036650A1 Method of using flash memory for storing metering data |
04/06/2006 | CA2581096A1 Method of using flash memory for storing metering data |
04/05/2006 | CN2769892Y Low-transmission impedance high-voltage electric energy metering device |
04/05/2006 | CN1249444C Wattmeter |
04/05/2006 | CN1249443C Power relevance quantity measuring device |
03/29/2006 | CN1247998C Multi-loop detector |
03/28/2006 | US7019666 Adapter for a meter |
03/28/2006 | CA2269499C Energy meter with power quality monitoring and diagnostic systems |
03/22/2006 | EP1155333B1 Advanced instrument packaging for electronic energy meter |
03/16/2006 | DE102004036048A1 Electronic domestic supply meter for standard customer, has frequency converter for conversion of voltage in pulse train, where meter is equipped with radio modem to transmit metering results to base station, home, and telephone system |
03/16/2006 | DE102004034858A1 Distribution box for installation device, has standardized top hat rail arranged in counter section and counter mechanism which is snapped open on rail |
03/15/2006 | CN1245633C Digital electric power meter |
03/08/2006 | EP1448997B1 Energy consumption control unit |
03/08/2006 | CN2763911Y Wireless transmission type multi-function three-phase electricity meter |
03/07/2006 | US7009414 Atomic force microscope and method for determining properties of a sample surface using an atomic force microscope |
03/02/2006 | WO2006021119A1 Electric device with modular connection possibilities |
03/02/2006 | US20060043961 Electrical-energy meter |
03/01/2006 | EP1456676B1 System for remote reading and control of electric energy consumption |
03/01/2006 | EP1220412B1 Method and device for controlling and monitoring consumption of electrical power |
03/01/2006 | CN2762411Y Electric-saving controller for various low-voltage single-phase watt-hour meter |
02/23/2006 | DE102004038007A1 Electronic energy meter base, has alignment indentations for positioning of meter in different heights, where positions of meter are provided in such manner that two connecting spaces are available under and above meter, respectively |
02/16/2006 | WO2005076699A3 Integrating electrometer amplifying circuit |
02/15/2006 | EP1625358A1 Time coordinating energy monitoring system |
02/14/2006 | US6998850 Systems and methods for measuring picoampere current levels |
02/08/2006 | CN1731193A Electric energy metering detection vehicle |
02/02/2006 | WO2006010802A1 Apparatus for detailed measurement of electric power consumption |
02/01/2006 | CN1728500A Terminal of using controller and local area network in power load monitoring management system, and monitoring method |
01/31/2006 | US6993417 System for energy sensing analysis and feedback |
01/26/2006 | WO2006008381A1 Method and device for transmitting information through a power distribution network |
01/26/2006 | CA2570691A1 Method and device for transmitting information through a power distribution network |
01/25/2006 | CN2754103Y Illegal-use-proof electric-energy meter capable of monitoring CT state |
01/25/2006 | CN1725023A Electric power detecting circuit possessing automatic feedback and overload protection function |
01/24/2006 | US6989667 Electrical-energy meter |
01/19/2006 | DE102004054887A1 Sperre zur Blockierung eines Funktionselements Lock for locking a functional element |
01/19/2006 | DE10151575B4 Verfahren und Anordnung zur Messung der Verlustleistung eines elektrischen Gerätes Method and device for measuring the power dissipation of an electrical device |
01/18/2006 | EP1616296A2 System for the real-time management of a plurality of electronic meters used to measure energy and/or effluent consumed |
01/11/2006 | EP1554705A4 Automated alarm setpoint learning in an electrical meter |
01/11/2006 | EP1257832A4 System and method for digitally compensating frequency and temperature induced errors in amplitude and phase shift in current sensing of electronic energy meters |
01/05/2006 | CA2571330A1 A meter device |
01/04/2006 | CN2750324Y Three-phase four-wire electric energy meter |
01/04/2006 | CN2750323Y Identification metering card |
01/03/2006 | US6982390 Advanced instrument packaging for electronic energy meter |
12/22/2005 | US20050280559 Method and device for emitting pulses on an electricity distribution network |
12/15/2005 | US20050278440 System and method of visualizing network layout and performance characteristics in a wireless network |
12/15/2005 | US20050275371 Current monitor |
12/14/2005 | CN2746400Y Electric energy metering connecting conductor |
12/14/2005 | CN1708694A Electric energy metering apparatus and metering method for full current loop resistance sampling |
12/13/2005 | US6975504 Overall watthour metter enclosure safety replacement window |
12/08/2005 | US20050270016 Electronic residential electricity meter |
12/08/2005 | US20050270015 Method and apparatus for electronic meter testing |
12/08/2005 | DE102004025164A1 Fastening and contact device for use with electricity meter, has movable part connected with drive by coupling piece, where meter is inserted in part and locked in functional position by moving meter either by hand or tool |
11/10/2005 | US20050248896 Power monitoring system |
11/09/2005 | EP1593980A1 Electronic electricity meter |
11/03/2005 | WO2004095327A3 System for the real-time management of a plurality of electronic meters used to measure energy and/or effluent consumed |
11/03/2005 | DE102004018734A1 Electronic electricity meter has satellite position determination receivers providing input to microcomputer with filter to extract time signal for tariff control |
11/02/2005 | CN2738259Y Resistance-capacitance differential pressure single-phase electronic intelligent electric energy meter |
11/02/2005 | CN2738258Y Electronic type electric energy meter capable of improving current sample resistance |
10/27/2005 | US20050237047 Enhanced fault protection in electricity meter |
10/27/2005 | DE102004051815A1 Electricity meter, incorporated in a meter case has a display for indicating electricity consumption based on the signal received from a meter which in turns receives a wireless measurement signal from a current measurement unit |
10/19/2005 | CN1223860C Solid-state electricity meter |
10/12/2005 | CN2733484Y Electronic carrier electric energy meter switched in infrared mode and infrared palm machine |
10/12/2005 | CN2733367Y Indirect heating terminal type microwave power micro-mechanical sensor |
10/11/2005 | US6954061 Method and apparatus for electronic meter testing |
10/05/2005 | CN2731459Y Enclosed all-purpose anti-theft electronic watt-hour meter |
10/05/2005 | CN1678915A Housing for a meter |
10/04/2005 | CA2305303C A device and a method of metering and displaying energy consumption and a method of calibrating the device |
10/01/2005 | CA2463061A1 System and method for reading power meters |
09/22/2005 | US20050209798 Energy consumption in electrical drive |
09/22/2005 | US20050206530 Solar powered radio frequency device within an energy sensor system |
09/20/2005 | US6947854 System and method for on-line monitoring and billing of power consumption |
09/14/2005 | CN2725899Y Split electric energy meter |
09/08/2005 | US20050194962 Electronic revenue meter with automatic service sensing |
09/07/2005 | EP1393083A4 Utility usage rate monitor |
09/06/2005 | US6940711 Advanced instrument packaging for electronic energy meter |
08/30/2005 | US6937003 Power monitoring system |
08/25/2005 | WO2005076699A2 Integrating electrometer amplifying circuit |
08/25/2005 | US20050184867 Home intrusion confrontation avoidance system |
08/24/2005 | CN1659603A Method of using flash memory for storing metering data |
08/17/2005 | EP1356306A4 Inner component board assembly for an electric utility meter |
08/17/2005 | CN1215337C Intelligent fraudulent use prevention electric energy measuring device |
08/11/2005 | US20050174101 Radio frequency power measurement |
08/04/2005 | DE102004028223A1 Current meter structure for indicating current has a current indicator/meter, a retaining adapter on a meter-mounting board, contact pieces and short-circuiting bridging elements |
08/03/2005 | CN1213307C Sigma-delta multiplier circuit for power measurement equipment |
07/28/2005 | US20050162173 Integrating electrometer amplifying circuit |
07/28/2005 | US20050162149 Modular meter configuration and methodology |
07/27/2005 | CN1647041A Utility meter having computer network access for receiving an interpretive language program to implement new meter functionality |
07/21/2005 | DE102004002856A1 Electricity meter connecting device has an additional cable channel for routing low voltage and control cables, with said channel being covered by the meter when it is in its mounted position |
07/20/2005 | EP1554705A1 Automated alarm setpoint learning in an electrical meter |
07/20/2005 | EP1456683B1 Device for measuring the consumption of electrical energy |
07/14/2005 | DE10358133A1 Sealable locking device for securing operating position of current meter on support platform has spring-loaded locking element that automatically latches in platform opening in operating position of current meter |
07/13/2005 | EP1552315A1 System for the control of reticulated services |
07/13/2005 | CN1637422A Electrical power measuring devices |
06/29/2005 | EP1548925A1 Energy consumption in electrical drive |
06/29/2005 | EP1548451A2 System for the remote reading and control of electric energy consumption |
06/29/2005 | CN2706768Y Infrared IC card prepaid electric energy meter |
06/23/2005 | US20050137813 System and method for on-line monitoring and billing of power consumption |