| Patents for G01R 22 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters (4,127) |
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| 07/12/2000 | EP1018022A2 Energy meter with power quality monitoring and diagnostic systems |
| 07/05/2000 | EP1016203A1 Circuit for determining the output power of switched-mode power supply |
| 06/28/2000 | EP1012608A1 Electronic revenue meter with automatic service sensing |
| 06/28/2000 | CN1053965C Method and apparatus for displaying measured electric energy by electronic mode |
| 06/27/2000 | US6081204 Automated communication of electricity meter data |
| 06/20/2000 | US6078870 Electricity meter with multiplexers for monitoring measurement channels |
| 06/14/2000 | CN2383077Y Multiple user combined intelligent electric meter |
| 06/08/2000 | WO2000033190A1 Improved memory integrity for meters |
| 06/08/2000 | WO2000033091A1 Electricity measuring apparatus |
| 06/08/2000 | WO2000033090A1 Modular meter configuration and methodology |
| 06/06/2000 | CA2040282C Method and apparatus for digitally measuring electrical energy consumption |
| 05/31/2000 | EP1004883A1 Wide-band high-frequency signal power detecting element and power detector using the same |
| 05/31/2000 | EP1004029A1 Electricity meter with a housing, an electric terminal arrangement and a printed circuit board |
| 05/31/2000 | EP1004028A1 Counter |
| 05/30/2000 | CA2180538C Measuring process for measuring chargeable electrical consumption from an electrical network and electronic electricity meter |
| 05/23/2000 | CA2142947C Apparatus and method for reading utility meters |
| 05/16/2000 | US6064192 Revenue meter with integral current transformer |
| 05/02/2000 | US6058354 Electricity meter to measure electrical physical magnitudes which are parameters or functions of measured voltages and/or currents |
| 04/26/2000 | EP0995124A1 Device for monitoring one or more consumption meters |
| 04/25/2000 | US6054848 Method and apparatus for detecting electromagnetic waves |
| 04/20/2000 | DE19844419A1 Determining phase angle between two signals, e.g. for digital metering |
| 04/06/2000 | DE19842241A1 Elektrizitätszähler und Eingangsbaustein für einen Elektrizitätszähler Electricity metering and input component for an electricity meter |
| 03/30/2000 | WO2000017984A1 Energy management system and method |
| 03/30/2000 | CA2303896A1 Energy management system and method |
| 03/28/2000 | US6043642 Watt-hour meter with communication on diagnostic error detection |
| 03/23/2000 | WO2000016109A1 Electricity meter and an input module for an electricity meter |
| 02/23/2000 | EP0981053A1 Programmable monitoring device for electric consumption |
| 02/17/2000 | WO2000008476A1 A current shunt |
| 02/15/2000 | CA2021092C Electronic watthour meter |
| 02/14/2000 | CA2685426A1 Reduced cost automatic meter reading system and method using locally communicating utility meters |
| 02/14/2000 | CA2685207A1 Reduced cost automatic meter reading system and method using locally communicating utility meters |
| 02/14/2000 | CA2685205A1 Reduced cost automatic meter reading system and method using locally communicating utility meters |
| 02/08/2000 | US6023160 Electrical metering system having an electrical meter and an external current sensor |
| 02/03/2000 | WO1999046606A9 Electrical power metering system |
| 02/03/2000 | WO1999035506A3 Expansion module for modular meter |
| 02/01/2000 | US6020734 Electrical utility meter with event-triggered window for highest demands logging |
| 01/27/2000 | DE19833046A1 Electricity meter for detecting energy consumption |
| 01/25/2000 | CA2155539C Remote automatic meter reading apparatus |
| 01/12/2000 | EP0970385A2 Electricity meter |
| 01/11/2000 | CA2076211C Energy monitoring system for a plurality of local stations with snapshot polling from a central station |
| 01/05/2000 | EP0969286A2 An apparatus for the determination of electrical power and a method of testing or calibrating a plurality of such apparatus |
| 12/21/1999 | US6006212 Time-of-use and demand metering in conditions of power outage with a mobile node |
| 12/21/1999 | US6005384 Methods and apparatus for oscillator compensation in an electrical energy meter |
| 12/09/1999 | WO1999057697A8 Wireless area network communications module for utility meters |
| 12/08/1999 | EP0962003A1 Remote utility meter reading system |
| 12/08/1999 | CN1237710A Multiloop detector and divided current converter for said detector |
| 12/07/1999 | US6000034 Security system and method for revenue class electricity meter |
| 12/07/1999 | US5998971 Apparatus and method for coulometric metering of battery state of charge |
| 12/02/1999 | WO1999062177A1 Method for deriving or calibrating a frequency of a clock signal |
| 12/02/1999 | WO1999061926A1 Wide-band high-frequency signal power detecting element and power detector using the same |
| 12/02/1999 | DE19820767C1 Dual tariff electricity meter arrangement |
| 12/01/1999 | EP0961411A1 Procedure for deriving a clock frequency |
| 12/01/1999 | EP0961124A2 Multicircuit type instrument and split type current transformer for measuring various electric power quantities |
| 12/01/1999 | EP0961122A1 Electricity meter with a base-meter comprising a microcomputer, which is equipped with one or a number of interchangeable meter-modules |
| 11/30/1999 | US5994892 Integrated circuit design automatic utility meter: apparatus & method |
| 11/25/1999 | WO1999060415A1 Apparatus and method for detecting tampering in a multiphase meter |
| 11/18/1999 | WO1999058987A1 Method for transmitting and storing value and value store electric power meter using the same |
| 11/18/1999 | CA2332113A1 Method for transmitting and storing value and value store electric power meter using the same |
| 11/11/1999 | WO1999057697A1 Wireless area network communications module for utility meters |
| 11/04/1999 | WO1999046606A3 Electrical power metering system |
| 11/03/1999 | CN1234120A Energy meter with power quality monitoring and diagnostic system |
| 11/03/1999 | CN1234119A Method and apparatus for oscillator compensation in electrical eneryg meter |
| 10/28/1999 | DE19816462A1 Digital electricity meter |
| 10/26/1999 | US5973941 Electricity meter with a switching mode transformer power supply circuit |
| 10/12/1999 | US5965885 Probe scanning apparatus for probe microscope |
| 09/29/1999 | CN1229921A Method and apparatus for electronic meter testing |
| 09/16/1999 | WO1999046606A2 Electrical power metering system |
| 09/15/1999 | EP0942290A1 Apparatus with non-customized components, at least one customized component, and at least one processor |
| 09/14/1999 | US5952739 Remotely operated meter disconnect switch |
| 09/08/1999 | CN1228162A Automated communication of electricity meter data |
| 09/02/1999 | WO1999044071A1 Method for metering electric energy in a static electric energy meter |
| 09/01/1999 | CN2336510Y Full-automatic electricity control cabinet |
| 08/26/1999 | WO1999042846A1 Method for measuring and controlling electrical parameters in a low voltage industrial alternating current electric installation and equipment for implementing said method |
| 08/25/1999 | CN1226968A Sigma-delta multiplier circuit for power measurement equipment |
| 07/20/1999 | US5926015 Machine readable display unit |
| 07/15/1999 | WO1999035506A2 Expansion module for modular meter |
| 07/07/1999 | EP0801836B1 Energy management and building automation system |
| 07/01/1999 | DE19754675A1 Domestic utility usage recording and billing apparatus for electricity, water, telecommunications etc. |
| 06/30/1999 | CN2326963Y Electric-power load monitor |
| 06/24/1999 | WO1999031606A1 Database analysis using a probabilistic ontology |
| 06/23/1999 | EP0923742A1 Electronic electric meter for networked meter reading |
| 06/23/1999 | CN1220398A Permanent parameter set-up device for intelligent kilowatt-hour meter |
| 06/23/1999 | CN1043823C Remote meter reading device |
| 06/22/1999 | US5914666 Auto-configurable series communication system for power monitors and the like |
| 06/16/1999 | EP0922236A1 Automated communication of electricity meter data |
| 06/09/1999 | CN2323377Y Load running controlling device for KWH-meter |
| 06/02/1999 | CN2322306Y Electric energy quantitative controller |
| 05/19/1999 | EP0916097A1 Device for monitoring power consumption |
| 05/19/1999 | EP0916096A1 Sigma-delta multiplier circuit for power measurement equipment |
| 05/14/1999 | WO1999023455A1 A device and a method of metering and displaying energy consumption and a method of calibrating the device |
| 05/12/1999 | EP0553332B1 Remote meter reading |
| 05/06/1999 | EP0913696A2 Modular apparatus for metering of electric energy |
| 05/06/1999 | DE19747391A1 Method of controlling electricity meter |
| 04/01/1999 | DE19740932A1 Schaltungsanordnung zur Bestimmung der Ausgangsleistung eines Schaltnetzteils Circuit arrangement for determining the output power of a switched mode power supply |
| 03/30/1999 | US5889442 Crystal oscillator starting operation in an electricity meter |
| 03/25/1999 | WO1999014845A1 Circuit for determining the output power of switched-mode power supply |
| 03/17/1999 | EP0901610A1 Metering systems |
| 03/16/1999 | US5884233 System for reporting computer energy consumption |
| 03/10/1999 | EP0901019A2 Electricity meter for measuring physical variables, which are parameters or functions of the voltages and/or currents measured by the electricity meter |
| 03/10/1999 | CN2310327Y Intelligent electricity use management system |