ClassID:

171599

G01R27/205 - CPC Classification

Classification description:

Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom; Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant; Measuring earth resistance; Measuring contact resistance, e.g. of earth connections, e.g. plates Measuring contact resistance of connections, e.g. of earth connections

Recent Application in this class:
#1
20260094535
2026-04-02

ELECTRIC GROUNDING SIMULATOR

#2
20250362332
2025-11-27

METHOD FOR DETERMINING AT LEAST ONE OF A FIRST CONTACT RESISTANCE AND A SECOND CONTACT RESISTANCE OF A TWO-WIRE KELVIN CONNECTION

#3
20250222816
2025-07-10

VEHICLE CHARGING STATION AND METHOD OF MONITORING A CONNECTOR OF A VEHICLE CHARGING STATION

#4
20250085310
2025-03-13

RESISTANCE MEASUREMENTS IN ELECTRICAL CHARACTERIZATION SYSTEM

#5
20250076409
2025-03-06

GROUND FAULT DETECTION APPARATUS, CONTROL METHOD THEREOF, AND CONTROL PROGRAM

#6
20250076355
2025-03-06

CONTACT RESISTANCE MEASUREMENT METHOD

#7
20250044355
2025-02-06

SWITCH WITH SERVICE LIFE INDICATOR

#8
20250035687
2025-01-30

AUTOMATED ELECTRICAL CONNECTOR WEAR MONITORING

#9
20240426895
2024-12-26

CONTACT RESISTANCE TEST STRUCTURE FOR STACKED FETS

#10
20240396244
2024-11-28

EVALUATION JIG AND EVALUATION METHOD

#11
20240369647
2024-11-07

APPARATUS, SYSTEM AND METHOD OF MONITORING JOINTS AND SWITCH CONDITIONS IN AN ELECTRICAL NETWORK

#12
20240353465
2024-10-24

ARRANGEMENT HAVING AN INSULATION MONITOR, AND IT SYSTEM

#13
20240030123
2024-01-25

ELECTRONIC APPARATUS

#14
20230155311
2023-05-18

Evaluation jig and evaluation method

#15
20230065681
2023-03-02

Ground connection detection in an electronic equipment

#16
20230016770
2023-01-19

METHOD FOR MEASURING RESISTANCE VALUE OF CONTACT PLUG AND TESTING STRUCTURE

#17
20220373584
2022-11-24

Contact resistor test method and device

#18
20220334143
2022-10-20

EVALUATION METHOD

#19
20220146560
2022-05-12

Test method and device for contact resistor

#20
20210278481
2021-09-09

Monitoring of the contact region in a plug device

#21
20210263087
2021-08-26

Monitoring circuitry

#22
20210255225
2021-08-19

Method for monitoring a ground resistance of an electric installation

#23
20210231735
2021-07-29

Method for measuring insulation resistance in inverters with multipoint topology, and inverter with multipoint topology

#24
20210218173
2021-07-15

Evaluation jig and evaluation method

#25
20210215739
2021-07-15

Evaluation method

#26
20210165027
2021-06-03

Method for obtaining a contact resistance of a planar device

#27
20210148194
2021-05-20

Inspection tool for a perforating gun segment

#28
20210116486
2021-04-22

Method and device for obtaining internal side, external side insulation resistances of relay, and battery management system

#29
20210055328
2021-02-25

Probe cards, system for manufacturing semiconductor device, and method of manufacturing semiconductor device

#30
20200400733
2020-12-24

Wire connection quality monitoring systems

#31
20200173259
2020-06-04

Inspection tool for a perforating gun segment

#32
20200088011
2020-03-19

Inspection tool for a perforating gun segment

#33
20200041552
2020-02-06

Cleaning methods for probe cards

#34
20200020281
2020-01-16

Display device and method of inspecting the same

#35
20200003824
2020-01-02

High accurate contact resistance measurement method using one or more diodes

#36
20190237369
2019-08-01

Method for characterizing ohmic contact electrode performance of semiconductor device

#37
20190234997
2019-08-01

Method and device for obtaining internal side, external side insulation resistances of relay, and battery management system

#38
20190064239
2019-02-28

Display device

#39
20190033356
2019-01-31

Monitoring circuitry

#40
20180277449
2018-09-27

Manufacturing method of semiconductor device, inspection device of semiconductor device, and semiconductor device

#41
20180275178
2018-09-27

Testing method for sheet resistance and contact resistance of connecting point of sheet material

#42
20180172766
2018-06-21

Electronic switch

#43
20180128868
2018-05-10

Semiconductor device

#44
20180045537
2018-02-15

Contact detection circuit of four-terminal measurement device

#45
20180025954
2018-01-25

Top contact resistance measurement in vertical FETs

#46
20170307667
2017-10-26

S/D contact resistance measurement on FinFETs

#47
20170299535
2017-10-19

Detecting device and detecting method for detecting a usage state of a socket

#48
20170138994
2017-05-18

Checking a multi-pole electrical circuit breaker

#49
20170062843
2017-03-02

Stainless steel for fuel cell separators

#50
20160259007
2016-09-08

Method and apparatus for monitoring at least one electronic switching contact for a vehicle

#51
20160203777
2016-07-14

Display driver integrated circuit architecture with shared reference voltages

#52
20160202298
2016-07-14

Method for measuring display bond resistances

#53
20160169945
2016-06-16

System and method for contact measurement circuit

#54
20160146870
2016-05-26

CONTACTOR HEALTH MONITOR CIRCUIT AND METHOD

#55
20150346252
2015-12-03

Integrated circuit and associated methods for measurement of an external impedance

#56
20150323604
2015-11-12

Method and apparatus for the measurement of a resistance of a switching contact of an electrical circuit breaker

#57
20150276842
2015-10-01

Diagnostic method for contactor resistance failure

#58
20150198644
2015-07-16

Device for measuring ground connection resistance and onboard charger for a vehicle provided with such a device

#59
20150198642
2015-07-16

Measurement of bonding resistances

#60
20150028818
2015-01-29

Secure on-board system for charging the battery of a motor vehicle from a power supply network

#61
20150006095
2015-01-01

Element resistance measurement in an electricity meter

#62
20140368224
2014-12-18

Test circuit and method for semiconductor device

#63
20140354319
2014-12-04

High current Kelvin connection and verification method

#64
20140340092
2014-11-20

Monitoring apparatus and method of battery contact point in charge/discharge system with batteries connected in series

#65
20140266236
2014-09-18

Earthed connection detection

#66
20140055142
2014-02-27

METHOD AND APPARATUS FOR THE MEASUREMENT OF A RESISTANCE OF A SWITCHING CONTACT OF AN ELECTRICAL CIRCUIT BREAKER

#67
20130300423
2013-11-14

Measuring device for checking an electrical circuit breaker

#68
20130214929
2013-08-22

Assembly with condition monitoring and a method for condition monitoring

#69
20130096853
2013-04-18

SYSTEMS AND METHODS FOR MONITORING ELECTRICAL CONTACTS

#70
20130038341
2013-02-14

Contactor health monitor circuit and method

#71
20130001551
2013-01-03

Probe resistance measurement method and semiconductor device with pads for probe resistance measurement

#72
20120319707
2012-12-20

Self-monitoring power supply cord and operating equipment

#73
20120242356
2012-09-27

SPECIFIC CONTACT RESISTIVITY MEASUREMENT METHOD, SEMICONDUCTOR DEVICE FOR SPECIFIC CONTACT RESISTIVITY MEASUREMENT, AND METHOD FOR MANUFACTURING THE SAME

#74
20120223728
2012-09-06

Method and system that determines the value of a resistor in linear and non-linear resistor sets

#75
20110309847
2011-12-22

High Current Kelvin Connections and Contact Resistance Verification Method

#76
20110254693
2011-10-20

Method and device for configurable ground monitoring of a workbench

#77
20100301881
2010-12-02

Improvements relating to the testing of an earth connection

#78
20100173400
2010-07-08

Thermal cycler for PCR

#79
20100148796
2010-06-17

Device for checking the attachment of a circuit board on a carrier

#80
20090251156
2009-10-08

Method and system that determines the value of a resistor in linear and non-linear resistor sets

#81
20090237105
2009-09-24

Semiconductor arrangement and method for the measurement of a resistance

#82
20090160464
2009-06-25

Method and apparatus for making a determination relating to resistance of probes

#83
20090058433
2009-03-05

Method of testing ground resistance by making use of existing telephone lines

#84
20090008641
2009-01-08

Probe resistance measurement method and semiconductor device with pads for probe resistance measurement

#85
20080314431
2008-12-25

Thermal cycler for PCR

#86
20080116906
2008-05-22

Apparatus and method for metering contact integrity

#87
20080111564
2008-05-15

Method for examining bonding resistance

#88
20080100303
2008-05-01

Circuit and method for determining potentiometer wiper resistance

#89
20080061803
2008-03-13

Method and apparatus for making a determination relating to resistance of probes

#90
20070230535
2007-10-04

Thermal cycler for PCR

#91
20070210808
2007-09-13

Real-time multi-point ground resistance monitoring device

#92
20070207656
2007-09-06

Method and apparatus for condition monitoring of electrical connections

#93
20070117200
2007-05-24

Thermal cycler for PCR

#94
20070113880
2007-05-24

Thermal cycler for PCR

#95
20070080697
2007-04-12

Semiconductor device tester pin contact resistance measurement

#96
20060246611
2006-11-02

Method of and apparatus for controlling probe tip sanding in semiconductor device testing equipment

#97
20060226850
2006-10-12

Ground circuit impedance measurement

#98
20060192572
2006-08-31

Method and structure for measuring a bonding resistance

#99
20060139143
2006-06-29

Potentiometer diagnosis

#100
20060097741
2006-05-11

Method of and apparatus for testing for integrated circuit contact defects

#101
20060066320
2006-03-30

Technique for measurement of programmable termination resistor networks on rapidchip and ASIC devices

#102
20060028221
2006-02-09

Method and apparatus for contact resistance measurement

#103
20050259096
2005-11-24

Method and structure for measuring a bonding resistance

#104
20050145273
2005-07-07

Thermal cycler for PCR

#105
20050127936
2005-06-16

Test pad array for contact resistance measuring of ACF bonds on a liquid crystal display panel

#106
20050040835
2005-02-24

Method and apparatus for measuring impedance across pressure joints in a power distribution system

#107
15844551
2019-09-10

Electrical connection validation scheme

#108
15218378
2017-09-19

Top contact resistance measurement in vertical FETs