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Class Information
Number: 324/503
Name: Electricity: measuring and testing > Fault detecting in electric circuits and of electric components > In vehicle wiring
Description: Subject matter to determine the presence of faults located in vehicle circuits.










Sub-classes under this class:

Class Number Class Name Patents
324/505 Combined with window glass 16
324/504 With trailer 44


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8710850 System and method for detecting an earth ground fault of an external power supply connected to a vehicle Apr. 29, 2014
8692558 Display panel and testing method thereof Apr. 8, 2014
8618809 Electrical isolation detection with enhanced dynamic range Dec. 31, 2013
8618829 Method and device for detecting failure of excitation circuit of polyphase alternator Dec. 31, 2013
8581596 Current leakage detector of construction machine Nov. 12, 2013
8564300 Method and apparatus for testing aircraft electrical systems Oct. 22, 2013
8519718 Tester for testing operational reliability of a cockpit oxygen distribution circuit Aug. 27, 2013
8494706 Electric fuel pump tester and method Jul. 23, 2013
8494705 Universal power box Jul. 23, 2013
8487633 Fault detection of electric consumers in motor vehicles Jul. 16, 2013
8373424 Apparatus for detecting fault of flying capacitor of insulated condition detecting unit Feb. 12, 2013
8368406 Insulation measuring apparatus Feb. 5, 2013
8362783 Method for verifying a completeness of an antenna Jan. 29, 2013
8278933 Method and system for monitoring power electronics controllers in automotive electrical systems Oct. 2, 2012
8265821 Method for determining a voltage level across an electric circuit of a powertrain Sep. 11, 2012
8232806 Insulation state detector Jul. 31, 2012
8228649 Impedance-based current sensor Jul. 24, 2012
8200455 Diagnosis function detection apparatus of vehicle and detection method thereof Jun. 12, 2012
8164343 Method and apparatus for measuring a parameter of a vehicle electrical system Apr. 24, 2012
8125977 Synchronization of computer system clock using a local gateway Feb. 28, 2012
8115493 Trainline integrity locomotive test device Feb. 14, 2012
8094033 Apparatus to monitor process-based parameters of an integrated circuit (IC) substrate Jan. 10, 2012
8072225 Differential power detection Dec. 6, 2011
8061733 Safety system Nov. 22, 2011
8054083 Method and apparatus for diagnosing a motor control circuit in a hybrid vehicle Nov. 8, 2011
8022710 Methods for common mode voltage-based AC fault detection, verification and/or identification Sep. 20, 2011
8004285 Leakage detection device of vehicle mounted power supply system Aug. 23, 2011
7994795 Shore power cord ground wire current detector Aug. 9, 2011
7969046 Power supply control apparatus Jun. 28, 2011
7924019 System and method for fault isolation and leakage current detection Apr. 12, 2011
7876104 Electric interface arrangement for the transmission of electrical energy between a vehicle and an operating implement that can be coupled to the vehicle Jan. 25, 2011
7852089 Ground-fault detection system for vehicles with a high-voltage power net Dec. 14, 2010
7773353 Power supply device, electrically-driven vehicle incorporating power supply device, and method of controlling power supply device Aug. 10, 2010
7737705 State detecting method and insulation resistance detector Jun. 15, 2010
7728605 Wireless portable automated harness scanner system and method therefor Jun. 1, 2010
7710121 Electrical connector integrity tester May. 4, 2010
7688074 Energy management system for automotive vehicle Mar. 30, 2010
7671601 Abnormal condition detecting system for engine Mar. 2, 2010
7663376 Printed circuit board for sensing voltage drop Feb. 16, 2010
7649360 Apparatus and systems for common mode voltage-based AC fault detection, verification and/or identification Jan. 19, 2010
7633179 Passenger detection apparatus for detecting breakage on shield line without being affected by peripheral shield cables Dec. 15, 2009
7629794 Leakage detection circuit and battery electronic control unit Dec. 8, 2009
7626395 Hybrid vehicle testing system and method Dec. 1, 2009
7606642 Just in time wiring information system Oct. 20, 2009
7560935 Ground-fault resistance measurement circuit and ground-fault detection circuit Jul. 14, 2009
7554333 Grounding detector Jun. 30, 2009
7548801 Just in time wiring information system Jun. 16, 2009
7532010 Sensing circuit and method for diagnosing open and short circuit conditions of a sensor May. 12, 2009
7493984 Steering control apparatus and method for diagnosing cable attachment Feb. 24, 2009
7472337 Method and system for detecting faults in an electronic engine control module Dec. 30, 2008

1 2 3 4










 
 
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