Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 324/147.11
Name: Electricity: measuring and testing >

Sub-classes under this class:

Class Number Class Name Patents
324/158.1 Miscellaneous 3,073
324/160 Electrical speed measuring 273
324/200 Magnetic 110
324/300 Particle precession resonance 658
324/323 Of geophysical surface or subsurface in situ 198
324/376 Of subsurface core sample 60
324/378 Internal-combustion engine ignition system or device 114
324/403 Electric lamp or discharge device 42
324/415 Electromechanical switching device 153
324/425 Electrolyte properties 247
324/451 A material property using thermoelectric phenomenon 31
324/452 A material property using electrostatic phenomenon 159
324/457 Electrostatic field 319
324/459 Using ionization effects 113
324/500 Fault detecting in electric circuits and of electric components 424
324/557 For insulation fault of noncircuit elements 179
324/600 Impedance, admittance or other quantities representative of electrical stimulus/response relationships 181
324/66 Conductor identification or location (e.g., phase identification) 305
324/71.1 Determining nonelectric properties by measuring electric properties 692
324/72 Testing potential in specific environment (e.g., lightning stroke) 456
324/73.1 Plural, automatically sequential tests 1,078
324/74 Testing and calibrating electric meters (e.g., watt-hour meters) 205
324/76.11 Measuring, testing, or sensing electricity, per se 578
324/800 Divining rods 1

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Large carrying case
Device, system, and method for logging near field communications tag interactions
Lithographic apparatus and device manufacturing method
Method of generating integrated circuit model
Managing and collaborating with digital content
Method and apparatus for internet on-line insurance policy service
Light-emitting device with a spacer at bottom surface
  Randomly Featured Patents
Method of keeping measuring window of measuring device clean, and measuring device
Clocked comparator
Rib reinforcement of plated thru-holes
Semiconductor integrated circuit allowing proper detection of pin contact failure
Surface treatment of semiconductor substrates
Electrode of lithium ion battery and lithium ion battery using the same
Method for fine pattern formation on a photoresist
Two-way air pump
Exhaust gas extraction system for an internal combustion engine