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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:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 6634216 |
Inspection method for sealed package |
Oct. 21, 2003 |
| 6636031 |
Method and device for detecting pinholes in organic film on concrete surface |
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 |
| 6469517 |
Sorting method of monolithic ceramic capacitors based on insulation resistance |
Oct. 22, 2002 |
| 6433575 |
Check abnormal contact and via holes by electroplating method |
Aug. 13, 2002 |
| 6392419 |
Apparatus for and method of monitoring the status of the insulation on the wire in a winding |
May. 21, 2002 |
| 6392420 |
Can coating tester |
May. 21, 2002 |
| 6331778 |
Methods for detecting and locating leaks in containment facilities using electrical potential data and electrical resistance tomographic imaging techniques |
Dec. 18, 2001 |
| 6265880 |
Apparatus and method for detecting conduit chafing |
Jul. 24, 2001 |
| 6229313 |
Mapping of pipeline grounding points by airborne or ground magnetic measurements of current flow in the pipeline |
May. 8, 2001 |
| 6204669 |
Detection of defects in protective barriers |
Mar. 20, 2001 |
| 6205408 |
Continuous monitoring system |
Mar. 20, 2001 |
| 6118280 |
Method for detecting defects in dielectric film |
Sep. 12, 2000 |
| 6100702 |
In-situ fault detection apparatus and method for an encased energy storing device |
Aug. 8, 2000 |
| 6087836 |
Apparatus for and method of monitoring the status of the insulation on the wire in a winding |
Jul. 11, 2000 |
| 6078180 |
Monitoring partial discharges |
Jun. 20, 2000 |
| 6057689 |
Apparatus and method for leak detection in a fluid-filled balloon useful to treat body tissue |
May. 2, 2000 |
| 6054865 |
Multiple function electrical safety compliance analyzer |
Apr. 25, 2000 |
| 6052053 |
Continuous monitoring system |
Apr. 18, 2000 |
| 6009744 |
System and method for high voltage leak detection |
Jan. 4, 2000 |
| 5969532 |
Method of inspecting crack in ceramic substrate |
Oct. 19, 1999 |
| 5867029 |
Method of nondestructive insulation test and a nondestructive insulation testing apparatus |
Feb. 2, 1999 |
| 5850144 |
Method for detecting leaks in a membrane |
Dec. 15, 1998 |
| 5844406 |
Method and apparatus for testing and measuring for porosity and anomalies of materials using electron beams |
Dec. 1, 1998 |
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