LandOfFree - US Patents - Listing for Electricity: measuring and testing

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Frequency of cyclic current or voltage

AC Detector for DC ground faults and high capacitance in high-vo

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

AC electric energy meter having drive circuit including stepper

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

AC electric energy meter having shielded radiation responsive da

Electricity: measuring and testing – Testing and calibrating electric meters

AC evaluation equipment for an IC tester

Electricity: measuring and testing – Magnetic – Displacement

AC excited transducer having stabilized phase sensitive demodula

Electricity: measuring and testing – Impedance – admittance or other quantities representative of... – Lumped type parameters

AC generator exciter rotor slip-ring test apparatus

Electricity: measuring and testing – Plural – automatically sequential tests

AC level calibration apparatus

Electricity: measuring and testing – Determining nonelectric properties by measuring electric... – Superconductors

AC loss measurement device of high-temperature superconductor

Electricity: measuring and testing – Testing potential in specific environment – Voltage probe

AC low current probe card

Electricity: measuring and testing – Magnetic – With means to create magnetic field to test material

AC magnetic flux leakage flaw detecting apparatus for detecting

Electricity: measuring and testing – Particle precession resonance

AC magnetic susceptibility control of superconducting materials

Electricity: measuring and testing – Magnetic – With means to create magnetic field to test material

AC magnetic susceptometer with odd harmonic measurement for anal

Electricity: measuring and testing – Magnetic – Displacement

AC magnetic tracker for operation close to metallic objects

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural ranges – scales or registration rates

AC mains test apparatus and method

Electricity: measuring and testing – Testing potential in specific environment – Voltage probe

AC phasing voltmeter

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Analysis of complex waves

AC power analyzer

Electricity: measuring and testing – Impedance – admittance or other quantities representative of... – Lumped type parameters

AC power line impedance monitoring method and system

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

AC power outlet ground integrity and wire test circuit device

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – With rotor

AC power supply testing module and method for booting a main...