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Class Information
Number: 324/557
Name: Electricity: measuring and testing > For insulation fault of noncircuit elements
Description: Subject matter where a defect in the insulation of a noncircuit element is determined.










Sub-classes under this class:

Class Number Class Name Patents
324/559 Where a moving sensing electrode scans a stationary element under test 60
324/558 Where element moves while under test 45


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8692560 Method for testing mask articles Apr. 8, 2014
8604806 Method for testing mask articles Dec. 10, 2013
8502544 Method for testing mask articles Aug. 6, 2013
8456168 Systems and methods for testing the standoff capability of an overhead power transmission line Jun. 4, 2013
8368406 Insulation measuring apparatus Feb. 5, 2013
8362784 Capacitor capacitance diagnosis device and electric power apparatus equipped with capacitor capacitance diagnosis device Jan. 29, 2013
8350516 Electric motor drive device and method of controlling the same Jan. 8, 2013
8248080 Systems and methods for assessing standoff capabilities of in-service power line insulators Aug. 21, 2012
8242786 Method and system for partial discharge testing of an insulation component Aug. 14, 2012
8232806 Insulation state detector Jul. 31, 2012
8198902 Insulation state detector Jun. 12, 2012
8174270 Systems and methods for assessing standoff capabilities of in-service power line insulators May. 8, 2012
8040139 Fault detection method for detecting leakage paths between power sources and chassis Oct. 18, 2011
8030946 In-pipe coating integrity monitor for very long pipes Oct. 4, 2011
8008932 Component with a detection structure for mechanical damage Aug. 30, 2011
7852089 Ground-fault detection system for vehicles with a high-voltage power net Dec. 14, 2010
7847563 Test system Dec. 7, 2010
7847560 Method to detect and locate a breach in vertical or horizontal intersections in a membrane of a roof Dec. 7, 2010
7808250 Test method and apparatus for spark plug insulator Oct. 5, 2010
7768270 In-pipe coating integrity monitor for very long pipes Aug. 3, 2010
7652481 Method and apparatus to detect and locate roof leaks Jan. 26, 2010
7602196 Method to detect and locate a breach in a roof membrane Oct. 13, 2009
7554336 Method for measuring the insulation resistance in an IT network Jun. 30, 2009
7514951 Negative voltage noise-free circuit for multi-functional pad Apr. 7, 2009
7467717 Failed roll condom removal apparatus Dec. 23, 2008
7365507 Power control apparatus for motor Apr. 29, 2008
7327132 Testing procedure for evaluating diffusion and leakage currents in insulators Feb. 5, 2008
7176694 Testing device and method of testing insulated handles used for servicing high voltage transmission lines Feb. 13, 2007
7171322 Algorithm for estimation of multiple faults on a transmission line or waveguide Jan. 30, 2007
7075311 Insulation detecting device for non-grounded power source Jul. 11, 2006
7061253 Apparatus and method for field testing polymer insulators Jun. 13, 2006
6984992 Condom testing apparatus Jan. 10, 2006
6924650 Device for generator diagnosis with built-in rotor Aug. 2, 2005
6836125 Method and a device for testing a power module Dec. 28, 2004
6825555 Hot plate Nov. 30, 2004
6812716 Method and apparatus for testing an electrical component Nov. 2, 2004
6794885 Device for inspecting hermetically sealed packages Sep. 21, 2004
6774640 Test coupon pattern design to control multilayer saw singulated plastic ball grid array substrate mis-registration Aug. 10, 2004
6768316 Laser cutting of laminates for electrical insulation testing Jul. 27, 2004
6694268 Leakage inspection method for sealed container and apparatus for carrying out the method Feb. 17, 2004
6686748 Procedure arrangement and sensor for testing of the H-F tightness of the junction between two adjacent parts Feb. 3, 2004
6657437 Method and system for performing time domain reflectometry contemporaneously with recurrent transmissions on computer network Dec. 2, 2003
6636031 Method and device for detecting pinholes in organic film on concrete surface Oct. 21, 2003
6634216 Inspection method for sealed package Oct. 21, 2003
6611149 Condom nipple testing apparatus Aug. 26, 2003
6608490 Packaging with continuous leaktight check Aug. 19, 2003
6593752 Method for inspecting hermetically sealed packages Jul. 15, 2003
6566901 Printed circuit board testing apparatus May. 20, 2003
6498496 Device for detecting membrane leaks in a diaphragm pump Dec. 24, 2002
6476617 Method of sorting monolithic ceramic capacitors by measuring the insulation resistance thereof Nov. 5, 2002

1 2 3 4










 
 
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