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G01R27/18
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PHYSICS
G01
Measuring instruments
G01R
MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES
G01R27/00
Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
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G01R27/18
Measuring resistance to earth
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Patents Grants
last 30 patents
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Patent Grant
Measurement individual difference correction system in ground volta...
Patent number
12,163,987
Issue date
Dec 10, 2024
Nippon Telegraph and Telephone Corporation
Naruto Arai
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for ground fault monitoring
Patent number
12,158,508
Issue date
Dec 3, 2024
Advanced Energy Industries, Inc.
John Faustino Boqueo Begino
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
System for checking the electrical insulation in converters for ele...
Patent number
12,130,323
Issue date
Oct 29, 2024
Meta System S.p.A.
Cesare Lasagni
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method and device for impedance monitoring for protection against e...
Patent number
12,105,128
Issue date
Oct 1, 2024
Bender GmbH & Co. KG
Dennis Haub
G01 - MEASURING TESTING
Information
Patent Grant
Method and electric circuit arrangement for determining a branch in...
Patent number
12,072,366
Issue date
Aug 27, 2024
Bender GmbH & Co. KG
Pascal Becker
G01 - MEASURING TESTING
Information
Patent Grant
Measuring loop resistance
Patent number
12,019,107
Issue date
Jun 25, 2024
MEGGER INSTRUMENTS LTD
Stanislaw Zurek
G01 - MEASURING TESTING
Information
Patent Grant
Method and device for determining the resistive component of the le...
Patent number
11,965,916
Issue date
Apr 23, 2024
Safetytest GmbH
Simon Schulze
G01 - MEASURING TESTING
Information
Patent Grant
Method for estimating the insulation resistance of a high-voltage c...
Patent number
11,959,951
Issue date
Apr 16, 2024
Renault S.A.S.
Houssem Halalchi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method and monitoring device for determining a partial insulation r...
Patent number
11,959,975
Issue date
Apr 16, 2024
Bender GmbH & Co. KG
Carsten Hartmann
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for measuring insulation resistance
Patent number
11,946,976
Issue date
Apr 2, 2024
SK ON CO., LTD.
Ho Sang Jang
G01 - MEASURING TESTING
Information
Patent Grant
Insulation resistance detection device
Patent number
11,921,138
Issue date
Mar 5, 2024
Denso Corporation
Masakazu Kouda
B60 - VEHICLES IN GENERAL
Information
Patent Grant
DC-DC converter for photovoltaic energy storage system and method f...
Patent number
11,916,512
Issue date
Feb 27, 2024
LG Innotek Co., Ltd
Sang Gyu Choi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Insulation resistance determination apparatus
Patent number
11,874,339
Issue date
Jan 16, 2024
Denso Corporation
Ryota Kubokawa
G01 - MEASURING TESTING
Information
Patent Grant
Dynamic isolation monitoring with low sensitivity to noise
Patent number
11,833,910
Issue date
Dec 5, 2023
Analog Devices International Unlimited Company
Bostjan Bitene
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Insulation impedance detection method, apparatus, and system
Patent number
11,802,897
Issue date
Oct 31, 2023
HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
Hualei Ju
G01 - MEASURING TESTING
Information
Patent Grant
Method and device for monitoring insulation between a DC bus and pr...
Patent number
11,747,378
Issue date
Sep 5, 2023
Vito N.V.
Dominique Weyen
G01 - MEASURING TESTING
Information
Patent Grant
Method and measuring device for detecting a leakage current in an u...
Patent number
11,719,759
Issue date
Aug 8, 2023
Bender GmbH & Co. KG
Julian Reitz
G01 - MEASURING TESTING
Information
Patent Grant
Automated method to check electrostatic discharge effect on a victi...
Patent number
11,714,117
Issue date
Aug 1, 2023
Synopsys, Inc.
Jeffrey Ellis Byrd
G01 - MEASURING TESTING
Information
Patent Grant
Method, electrical circuit arrangements and insulation monitoring d...
Patent number
11,705,715
Issue date
Jul 18, 2023
Bender GmbH & Co. KG
Dieter Hackl
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Ground fault interrupter self test circuits and related methods
Patent number
11,668,752
Issue date
Jun 6, 2023
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
Bruce G. Armstrong
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Methods, devices and systems for detecting an isolation fault in an...
Patent number
11,619,681
Issue date
Apr 4, 2023
Schneider Electric Industries SAS
François Vincent
G01 - MEASURING TESTING
Information
Patent Grant
Insulation detection circuit and detection method thereof for two-w...
Patent number
11,604,217
Issue date
Mar 14, 2023
SHENZHEN VMAX NEW ENERGY CO., LTD.
Jun Liu
G01 - MEASURING TESTING
Information
Patent Grant
Inspection tool for a perforating gun segment
Patent number
11,578,566
Issue date
Feb 14, 2023
DynaEnergetics Europe GmbH
Christian Eitschberger
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for detecting bearing insulation and ground brush...
Patent number
11,569,712
Issue date
Jan 31, 2023
General Electric Renovables Espana, S.L.
Rupam Mukherjee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Drawing apparatus and drawing method
Patent number
11,556,114
Issue date
Jan 17, 2023
NuFlare Technology, Inc.
Hikaru Yamamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Anisotropic constitutive parameters for launching a Zenneck surface...
Patent number
11,555,840
Issue date
Jan 17, 2023
CPG TECHNOLOGIES, LLC
Buford Randall Jean
G01 - MEASURING TESTING
Information
Patent Grant
Coupling circuit with switching function for coupling an insulation...
Patent number
11,515,701
Issue date
Nov 29, 2022
Bender GmbH & Co. KG
Andreas Herber
G01 - MEASURING TESTING
Information
Patent Grant
Insulation resistance detection circuit and method
Patent number
11,500,001
Issue date
Nov 15, 2022
HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
Chen Wang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Monitoring device and method of monitoring an impedance of a protec...
Patent number
11,486,907
Issue date
Nov 1, 2022
TE Connectivity Germany GmbH
Stefan Kipp
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Motor vehicle electric system comprising a monitoring of insulation...
Patent number
11,480,599
Issue date
Oct 25, 2022
ZF Friedrichshafen AG
Markus Litz
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
MEASUREMENT METHOD, MEASUREMENT DEVICE, AND MEASUREMENT SYSTEM
Publication number
20240353455
Publication date
Oct 24, 2024
YOKOGAWA ELECTRIC CORPORATION
Kenji Murakami
G01 - MEASURING TESTING
Information
Patent Application
Forced Symmetry Insulation Monitoring Device and Method
Publication number
20240326625
Publication date
Oct 3, 2024
ABB E-mobility B.V.
Stefan J. Raaijmakers
B60 - VEHICLES IN GENERAL
Information
Patent Application
SYSTEM FOR PROTECTING AN ELECTRICAL CIRCUIT FOR AN AIRCRAFT
Publication number
20240329154
Publication date
Oct 3, 2024
Airbus Operations SAS
Jean-François ALLIAS
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MEASURING METHOD AND SINGLE-TORUS LOOP OHMMETER WITH DC LEAKAGE FLU...
Publication number
20240329095
Publication date
Oct 3, 2024
CHAUVIN ARNOUX
Jerome ADAM
G01 - MEASURING TESTING
Information
Patent Application
MEASURING METHOD AND SINGLE-TORUS LOOP OHMMETER WITH AC LEAKAGE FLU...
Publication number
20240329106
Publication date
Oct 3, 2024
CHAUVIN ARNOUX
Philippe LEGROS
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method and device for insulation monitoring and insulation fault lo...
Publication number
20240319251
Publication date
Sep 26, 2024
ESA Elektroschaltanlagen Grimma GmbH
Stephan Rathsmann
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS AND METHOD FOR GROUND FAULT MONITORING
Publication number
20240219479
Publication date
Jul 4, 2024
Advanced Energy Industries, Inc.
John Faustino Boqueo Begino
G01 - MEASURING TESTING
Information
Patent Application
POWER SUPPLY DEVICE
Publication number
20240213559
Publication date
Jun 27, 2024
SANYO Electric Co., Ltd.
Jeewook CHANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND APPARATUS TO GENERATE AN ALERT BASED ON HEALTH OF AN EAR...
Publication number
20240103057
Publication date
Mar 28, 2024
Sonjib Banerjee
G08 - SIGNALLING
Information
Patent Application
GROUNDING IMPEDANCE MEASURING CIRCUIT AND GROUNDING IMPEDANCE MEASU...
Publication number
20240044959
Publication date
Feb 8, 2024
HUNAN SMALL QUICK SMART ELECTRONIC TECHNOLOGY CO., LTD.
Xiu Lian Li
G01 - MEASURING TESTING
Information
Patent Application
IMPEDANCE DETECTION METHOD AND PHOTOVOLTAIC SYSTEM
Publication number
20230378908
Publication date
Nov 23, 2023
Huawei Digital Power Technologies Co., Ltd.
Jianfei LIN
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD AND MONITORING DEVICE FOR DETERMINING A PARTIAL INSULATION R...
Publication number
20230296691
Publication date
Sep 21, 2023
BENDER GMBH & CO. KG
Carsten Hartmann
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND DEVICE FOR IMPEDANCE MONITORING FOR PROTECTION AGAINST E...
Publication number
20230176102
Publication date
Jun 8, 2023
BENDER GMBH & CO. KG
Dennis Haub
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND DEVICE FOR DETERMINING THE RESISTIVE COMPONENT OF THE LE...
Publication number
20230160933
Publication date
May 25, 2023
Safetytest GmbH
Simon Schulze
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND DEVICE FOR MONITORING INSULATION BETWEEN A DC BUS AND PR...
Publication number
20230152358
Publication date
May 18, 2023
VITO NV
Dominique WEYEN
G01 - MEASURING TESTING
Information
Patent Application
ELECTRICITY LEAKAGE DETECTION DEVICE AND VEHICLE POWER SUPPLY SYSTEM
Publication number
20230152359
Publication date
May 18, 2023
Sanyo Electric Co., Ltd.
YOUSUKE NAKAGAWA
B60 - VEHICLES IN GENERAL
Information
Patent Application
MEASUREMENT INDIVIDUAL DIFFERENCE CORRECTION SYSTEM IN GROUND VOLTA...
Publication number
20230146777
Publication date
May 11, 2023
Nippon Telegraph and Telephone Corporation
Naruto ARAI
G01 - MEASURING TESTING
Information
Patent Application
MEASURING LOOP RESISTANCE
Publication number
20220357380
Publication date
Nov 10, 2022
Megger Instruments Ltd
Stanislaw ZUREK
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR ESTIMATING THE INSULATION RESISTANCE OF A HIGH-VOLTAGE C...
Publication number
20220349928
Publication date
Nov 3, 2022
RENAULT S.A.S
Houssem HALALCHI
B60 - VEHICLES IN GENERAL
Information
Patent Application
SYSTEM AND METHOD FOR DETECTING BEARING INSULATION AND GROUND BRUSH...
Publication number
20220321039
Publication date
Oct 6, 2022
General Electric Renovables España, S.L.
Rupam Mukherjee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DYNAMIC ISOLATION MONITORING WITH LOW SENSITIVITY TO NOISE
Publication number
20220289034
Publication date
Sep 15, 2022
Analog Devices International Unlimited Company
Bostjan Bitenc
B60 - VEHICLES IN GENERAL
Information
Patent Application
INSULATION RESISTANCE DETECTION SYSTEM FOR ELECTRIC VEHICLE AND INS...
Publication number
20220291294
Publication date
Sep 15, 2022
Delta Electronics, Inc.
Chien-Yu TSENG
B60 - VEHICLES IN GENERAL
Information
Patent Application
GROUND FAULT INTERRUPTER SELF TEST CIRCUITS AND RELATED METHODS
Publication number
20220268840
Publication date
Aug 25, 2022
Semiconductor Components Industries, LLC
Bruce G. ARMSTRONG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
INSULATION IMPEDANCE DETECTION METHOD, APPARATUS, AND SYSTEM
Publication number
20220268822
Publication date
Aug 25, 2022
Huawei Digital Power Technologies Co., Ltd.
Hualei JU
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ANISOTROPIC CONSTITUTIVE PARAMETERS FOR LAUNCHING A ZENNECK SURFACE...
Publication number
20220214389
Publication date
Jul 7, 2022
CPG Technologies, LLC
Buford Randall Jean
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS FOR MEASURING INSULATION RESISTANCE
Publication number
20220179006
Publication date
Jun 9, 2022
SK INNOVATION CO., LTD.
Ho Sang JANG
G01 - MEASURING TESTING
Information
Patent Application
AUTOMATED METHOD TO CHECK ELECTROSTATIC DISCHARGE EFFECT ON A VICTI...
Publication number
20220163580
Publication date
May 26, 2022
Synopsys, Inc.
Jeffrey Ellis BYRD
G01 - MEASURING TESTING
Information
Patent Application
METHODS, DEVICES AND SYSTEMS FOR DETECTING AN ISOLATION FAULT IN AN...
Publication number
20220091191
Publication date
Mar 24, 2022
Schneider Electric Industries SAS
François Vincent
G01 - MEASURING TESTING
Information
Patent Application
SYSTEM FOR CHECKING THE ELECTRICAL INSULATION IN CONVERTERS FOR ELE...
Publication number
20220034954
Publication date
Feb 3, 2022
META SYSTEM S.P.A.
Cesare LASAGNI
B60 - VEHICLES IN GENERAL
Information
Patent Application
INSULATION RESISTANCE DETECTION CIRCUIT AND METHOD
Publication number
20220011356
Publication date
Jan 13, 2022
Huawei Technologies Co., Ltd
Chen WANG
G01 - MEASURING TESTING