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Class Information
Number: 324/72
Name: Electricity: measuring and testing > Testing potential in specific environment (e.g., lightning stroke)
Description: Subject matter for determining voltage, phase, current, power, frequency or a related quantity in a specific environment.

Sub-classes under this class:

Class Number Class Name Patents
324/72.5 Voltage probe 772

Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8666688 High speed digital transient waveform detection system and method for use in an intelligent electronic device Mar. 4, 2014
8653822 Chopperless ambient electric field sensor Feb. 18, 2014
8633683 Apparatus with abnormality determination function and method for determining abnormality Jan. 21, 2014
8633699 Techniques for determining physical properties of underground structures using lightning Jan. 21, 2014
8598864 Apparatus and method for monitoring and controlling detection of stray voltage anomalies Dec. 3, 2013
8575942 Non-contacting method and apparatus for determining contact voltage sources and providing a warning for same Nov. 5, 2013
8536856 Apparatus and method for monitoring and controlling detection of stray voltage anomalies Sep. 17, 2013
8525507 Method and system for monitoring external excitation on a surface using nanocomposite paint Sep. 3, 2013
8519698 Presettable transducer for electrical quantities Aug. 27, 2013
8502521 Measuring device for hard disk drive Aug. 6, 2013
8493053 System and device for measuring voltage in a conductor Jul. 23, 2013
8494120 Detecting foreign voltage faults in telephone customer premise equipment Jul. 23, 2013
8487605 Global severe lightning storm locator Jul. 16, 2013
8482273 Apparatus and method for monitoring and controlling detection of stray voltage anomalies Jul. 9, 2013
8482274 Apparatus and method for monitoring and controlling detection of stray voltage anomalies Jul. 9, 2013
8427352 A/D converter circuit including pulse circulation circuit with delay units coupled together in ring shape Apr. 23, 2013
8427333 System and method for detecting lightning Apr. 23, 2013
8428878 Lightning strike simulation apparatus, method thereof, and program Apr. 23, 2013
8412120 Phase-locked circuit and radio communicating device Apr. 2, 2013
8412386 Adaptive relaying controlled by autonomous event detection Apr. 2, 2013
8405378 Current generating device for the generation and simultaneous monitoring of a measuring current Mar. 26, 2013
8390271 Magnetic anchorage equipment with a self-test unit Mar. 5, 2013
8378689 Electrostatic sensor device and matrix Feb. 19, 2013
8344721 Method for locating sub-surface natural resources Jan. 1, 2013
8336352 Transient detector and fault classifier for a power distribution system Dec. 25, 2012
8294451 Smart sensors for solar panels Oct. 23, 2012
8289035 Method and apparatus for determination of ion population and type of ion within plants Oct. 16, 2012
8275548 Method and apparatus for detecting lightning activity Sep. 25, 2012
8264215 Onboard electrical current sensing system Sep. 11, 2012
8258773 System for detecting lightning strikes on wind turbine rotor blades Sep. 4, 2012
8239150 System, device, and method for detecting electrical discharges on a structure Aug. 7, 2012
8212569 Coupled bi-stable circuit for ultra-sensitive electric field sensing utilizing differential transistor pairs Jul. 3, 2012
8169210 Contactless system and method for electrostatic sensing with a high spatial resolution May. 1, 2012
8159237 Grid sensor Apr. 17, 2012
8154274 Safety interlock Apr. 10, 2012
8129979 Arrangement for lightning detection at a wind turbine Mar. 6, 2012
8115470 Broadband isotropic antenna Feb. 14, 2012
8111076 Method and apparatus for determination of plant canopy rehydration rate and magnitude of plant canopy water storage Feb. 7, 2012
8063649 Broadband high impedance pickoff circuit Nov. 22, 2011
8049486 Coupled electric field sensors for DC target electric field detection Nov. 1, 2011
8013619 System and method for performing a continuity test on a lightning conduction system of a wind turbine Sep. 6, 2011
8004295 Electrical specific resistivity probing robot Aug. 23, 2011
8005617 System and method for detecting lightning strikes likely to affect a condition of a structure Aug. 23, 2011
8000613 Flexible nanowire sensors and field-effect devices for testing toner Aug. 16, 2011
7990159 Potential measurement apparatus and image forming apparatus Aug. 2, 2011
7988086 Fuel tank system Aug. 2, 2011
7957902 Method and system for determining cloud-to-ground lightning information Jun. 7, 2011
7944361 Electric field whistle May. 17, 2011
7940038 Grid sensor for the two-dimensional measurement of different components in the cross section of a multiphase flow May. 10, 2011
7923982 Semiconductor integrated circuit Apr. 12, 2011

1 2 3 4 5 6 7 8 9 10

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