| Patents for G01R 22 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters (4,127) |
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| 09/23/2004 | DE10311441A1 Elektronischer Elektrizitätszähler Electricity meter |
| 09/22/2004 | EP1460438A1 Modular electricity meter |
| 09/22/2004 | EP1460435A1 Consumption meter with interchangeable metering modul |
| 09/15/2004 | EP1457784A1 Consumption indicator having improved efficiency |
| 09/15/2004 | EP1456683A1 Device for measuring the consumption of electrical energy |
| 09/15/2004 | EP1456676A2 System for the remote data acquisition and control of electric energy meters |
| 09/15/2004 | CN2641663Y Electric energy monitoring controller |
| 09/15/2004 | CN2641662Y Multi-user central controlled multi-function electricity buying controller |
| 09/15/2004 | CN1529174A Method for preventing fraudulent use of electricity by three-phase three elements and electricity meter with same |
| 09/10/2004 | WO2003055031A9 System for the remote data acquisition and control of electric energy meters |
| 09/09/2004 | DE202004009456U1 Electricity meter tamper protection system has meter holder sliding plate closing meter contact access opening and locked by key in commercial cylinder lock |
| 09/08/2004 | CN2639902Y Electric energy meter capable of remote control and time-sharing charging |
| 09/08/2004 | CN2639901Y Electronic electric energy meter having remote control function |
| 09/08/2004 | CN2639900Y Intelligent type electronic ellectric energy meter |
| 09/08/2004 | CN1527946A Solid-state electricity meter |
| 09/08/2004 | CN1527058A Prepaying intelligent electric meter reading transcribing device in DCPL network |
| 09/02/2004 | US20040169500 Kilowatt-hour Counter Using An ADI ADE7755 |
| 09/01/2004 | CN1164951C Open type voltameter |
| 09/01/2004 | CN1164930C Method and device for measuring residual hydrogen of hydrogen accumulator |
| 08/26/2004 | US20040167676 Method of managing electric power generator, managing device, electric power generator, communication device, computer program therefor, and managing system for electric power generator |
| 08/25/2004 | CN1163757C Closed electronic anti theft pre-payment intelligent read-write watt-hour meter |
| 08/24/2004 | CA2422073A1 Energy meter |
| 08/17/2004 | US6778920 Methods and apparatus for metering energy consumption |
| 08/17/2004 | US6778099 Wireless area network communications module for utility meters |
| 08/11/2004 | EP1444527A2 A method and apparatus for reading and controlling electric power consumption |
| 08/11/2004 | CN2632685Y Pouring wireless remote control high-pressure anti-theft batch meter |
| 08/04/2004 | CN1517715A Power relevance quantity measuring device |
| 07/28/2004 | EP1108218A4 Methods and apparatus for metering energy consumption |
| 07/27/2004 | US6767128 Electromagnetic wave sensor |
| 07/22/2004 | US20040140908 Utility usage rate monitor |
| 07/21/2004 | EP1438659A1 Utility meter having computer network access for receiving an interpretive language program to implement new meter functionality |
| 07/21/2004 | EP1438592A1 Inductive current sensor for an electricity meter |
| 07/13/2004 | US6762598 Method for providing optical test signals for electronic meter testing |
| 07/08/2004 | US20040133367 Phasor transducer apparatus and system for protection, control, and management of electricity distribution systems |
| 07/08/2004 | DE202004006077U1 Household meter fixing unit has spring retention of sliding cover over opposed claws to prevent incorrect insertion of meter |
| 07/07/2004 | CN2624213Y Metering power supply terminal block |
| 07/06/2004 | US6759839 Wide-band RF signal power detecting element and power detecting device using the same |
| 06/30/2004 | CN2622712Y Full electronic and multifunctional prefeeing watt-hour meter |
| 06/30/2004 | CN2622711Y Single-phase watt measuring collecting card |
| 06/30/2004 | CN1509410A Utility usage rate monitor |
| 06/24/2004 | US20040119458 Advanced instrument packaging for electronic energy meter |
| 06/17/2004 | WO2004051289A1 Alectrical energy metering device and method by using sampling resistors in the whole current loop |
| 06/16/2004 | CN1504755A Three-phase true value electric energy meter |
| 06/01/2004 | US6745138 Intelligent electronic device with assured data storage on powerdown |
| 06/01/2004 | CA2264796C Automatic meter reading data communication system |
| 05/26/2004 | CN1499204A Integrative type coulomb meter box against electric larceny |
| 05/25/2004 | US6741070 Wide-band RF signal power detecting element and power detecting device using the same |
| 05/19/2004 | CN2617058Y Metering socket |
| 05/19/2004 | CN2616911Y Data acquisition device for pulse electric energy meter |
| 05/13/2004 | DE19723641B4 Hochfrequenz-Leistungsmesser RF power meter |
| 05/13/2004 | DE10249790A1 Electricity metering method in which an amplitude time integral of an alternating current or voltage is determined by formation of a frequency modulated measurement signal and counting of the signal periods or half-periods |
| 05/13/2004 | CA2411670A1 Lug for providing both electrical and mechanical connection between buses and watt hour meter sockets |
| 05/11/2004 | US6735535 Power meter having an auto-calibration feature and data acquisition capabilities |
| 05/11/2004 | US6734663 Solid-state electricity meter |
| 05/11/2004 | US6734661 Current Sensor |
| 05/06/2004 | WO2004038672A1 Automated alarm setpoint learning in an electrical meter |
| 04/29/2004 | WO2002049195A9 Auxiliary metering apparatus and methods |
| 04/28/2004 | EP1412762A1 Solid-state electricity meter |
| 04/28/2004 | CN1493002A Electronic watthour meter and power-associated quantity calculation circuit |
| 04/28/2004 | CN1147732C Photoetric watt-hour meter |
| 04/22/2004 | WO2004034069A1 System for the control of reticulated services |
| 04/14/2004 | EP1234289A4 System and method for wireless automatic meter reading |
| 04/14/2004 | CN2611911Y Singe-phase, multi-user active watt-hour meter for power administration network |
| 04/14/2004 | CN2611910Y Three-phase, four-line active watt-hour meter for power administrative network |
| 04/14/2004 | CN2611909Y Reactive power measuring circuit based on digit integration for carrying out phase shift |
| 04/14/2004 | CN2611907Y Three-phase power metering monitor |
| 04/07/2004 | EP1242932A4 User interface to facilitate, analyze and manage resource consumption |
| 04/01/2004 | US20040061623 Adapter for a meter |
| 03/31/2004 | CN2608993Y Multifunctional electric energy meter for industrial and mining electric locomotive |
| 03/30/2004 | US6714881 Time reference compensation for improved metering accuracy |
| 03/25/2004 | US20040059469 Phasor transducer apparatus and system for protection, control, and management of electricity distribution systems |
| 03/25/2004 | DE10010545B4 Berechnungssystem für elektrische Leistung Calculation system for electric power |
| 03/16/2004 | US6708125 Procedure for the determination of the consumption of electrical energy |
| 03/11/2004 | WO2004021020A1 Housing for a meter |
| 03/09/2004 | US6703823 Method and apparatus for electronic meter testing |
| 03/03/2004 | EP1393083A1 Utility usage rate monitor |
| 03/03/2004 | EP1393019A1 Optical sensor for utility meters |
| 03/03/2004 | CN1140767C Probe scanning device for probe microscope |
| 02/25/2004 | CN1139818C Fully electronic intelligent kilowatt-hour meter |
| 02/25/2004 | CN1139817C Control circuit system of card-type kilowatt-hour meter |
| 02/24/2004 | US6696925 Electrical revenue meter and instrument transformers mobile station |
| 02/24/2004 | CA2269688C Electrical energy meter oscillator compensation |
| 02/18/2004 | CN1138983C Method and apparatus for electronic meter testing |
| 02/17/2004 | US6694270 Phasor transducer apparatus and system for protection, control, and management of electricity distribution systems |
| 02/11/2004 | EP1388737A1 Housing for a meter |
| 02/05/2004 | US20040024483 Controlling utility consumption |
| 02/04/2004 | CN2602382Y Intelligence electric metering device for avoiding electric burglary |
| 01/29/2004 | US20040017173 Process for measuring phase currents of a device for controlling electric motors made with IMS technology or the like embedding, for such measure, resistance and temperature control device for power transistors |
| 01/28/2004 | EP1385207A1 Process for measuring phase currents of a device for controlling electric motors made with ims technology or the like embedding, for such measure, resistance and temperature control device for power transistors |
| 01/22/2004 | WO2004008414A1 Data communication network for utility meters |
| 01/21/2004 | CN2600818Y Pre-payment electric meter |
| 01/20/2004 | US6680615 Method and device for checking the charge state of a battery, in particular a rechargeable battery for a cellular mobile telephone |
| 01/20/2004 | US6679723 Electric power watthour meter with cover handles |
| 01/15/2004 | US20040008023 Real-time charging electronic watthour meter |
| 01/15/2004 | US20040008019 Method and apparatus for electronic meter testing |
| 01/14/2004 | CN2599592Y Electronic electric energy meter current diverter |
| 01/14/2004 | CN2599589Y Integrated electric meter box for preventing illegal using electricity |
| 01/08/2004 | WO2004003573A1 Electrical-energy meter |
| 01/08/2004 | US20040006439 Method and apparatus for reading and controlling utility consumption |
| 01/07/2004 | EP1379012A1 Integrated and automated water, gas and electricity meter reading via power line carrier |