LandOfFree - US Patents - Listing for Electricity: measuring and testing,Measuring, testing, or sensing electricity, per se,Plural inputs

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D.C. voltage ratio measuring circuit

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Demand-relay-reporting electronic wattmeter without a...

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Reexamination Certificate

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Determining asynchronous motor couple

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Device and method for measuring and indicating the true power su

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Device for measurement of electrical energy comprising a multipl

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Device for measuring active and/or reactive component of AC curr

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Device for measuring power using switchable impedance

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Device for measuring power using switchable impedance

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Reexamination Certificate

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Differential switched-capacitor dual slope watthour meter circui

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Differential thermal wattmeter

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Digital electric energy measuring circuit

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Digital energy meter

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Digital power consumption meter for displaying instantaneous and

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Digital power meter apparatus and method for the same

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Reexamination Certificate

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Digital power metering

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Digital power metering

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Digital watts transducer

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Digitizing power meter

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Direction sensitive pulse initiator for a wattmeter

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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Distributed current and voltage sampling function for an electri

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural inputs

Patent

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