Measuring very high resistances, e.g. isolation resistances

Industry

CPC
G01R27/025

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Parent Industries

GPHYSICS G01Measuring instruments G01RMEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES G01R27/00Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom

Current Industry

G01R27/025Measuring very high resistances, e.g. isolation resistances

Industries

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for measuring insulation resistance of vehicle
- Patent number 12,153,076
- Issue date Nov 26, 2024
- Hyundai Motor Company
- Jong Hu Yoon
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Isolation resistance monitoring for high voltage systems
- Patent number 12,123,904
- Issue date Oct 22, 2024
- Volvo Car Corporation
- Fatih Al
- B60 - VEHICLES IN GENERAL
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
Input sensor short-circuit inspection module and input sensor short...
- Patent number 12,074,427
- Issue date Aug 27, 2024
- Samsung Display Co., Ltd.
- Min-Hong Kim
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Supply device, fuel cell vehicle, and method for limiting voltage i...
- Patent number 12,043,127
- Issue date Jul 23, 2024
- Audi AG
- Markus Ruf
- B60 - VEHICLES IN GENERAL
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
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
Method for monitoring insulation monitoring circuit and battery man...
- Patent number 11,852,670
- Issue date Dec 26, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Meng Li
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus for estimating insulation resistance and battery system u...
- Patent number 11,841,389
- Issue date Dec 12, 2023
- LG Energy Solution, Ltd.
- Jangsoo Ock
- H01 - BASIC ELECTRIC ELEMENTS
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
Insulation detection circuit for voltage balance
- Patent number 11,796,578
- Issue date Oct 24, 2023
- JEE AUTOMATION EQUIPMENT (SHANGHAI) CO., LTD.
- Lei Liu
- 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
Insulation resistance monitoring device
- Patent number 11,740,271
- Issue date Aug 29, 2023
- Omron Corporation
- Tomohiro Yamada
- G01 - MEASURING TESTING
Information Patent Grant
Insulation resistance inspection system for battery module cell pouch
- Patent number 11,726,120
- Issue date Aug 15, 2023
- Hyundai Motor Company
- Kyungmo Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Earth fault detection apparatus
- Patent number 11,714,119
- Issue date Aug 1, 2023
- Yazaki Corporation
- Yasuyuki Mochizuki
- G01 - MEASURING TESTING
Information Patent Grant
Isolation measurement monitoring for ASIL applications
- Patent number 11,714,111
- Issue date Aug 1, 2023
- Samsung SDI Co., Ltd.
- Jürgen Fritz
- G01 - MEASURING TESTING
Information Patent Grant
Ground fault detection device
- Patent number 11,498,425
- Issue date Nov 15, 2022
- Honda Motor Co., Ltd.
- Hiroyuki Yamaguchi
- B60 - VEHICLES IN GENERAL
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
Insulation impedance detection circuit and insulation impedance det...
- Patent number 11,474,133
- Issue date Oct 18, 2022
- Delta Electronics (Shanghai) Co., Ltd.
- Yuxi Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Insulation detection circuit, detection method and battery manageme...
- Patent number 11,448,683
- Issue date Sep 20, 2022
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Baohai Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit arrangement having an active measuring voltage for determin...
- Patent number 11,353,486
- Issue date Jun 7, 2022
- Bender GmbH & Co. KG
- Oliver Schaefer
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for monitoring isolation of an electric power bus
- Patent number 11,275,107
- Issue date Mar 15, 2022
- GM Global Technology Operations LLC
- Kris Sevel
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Single-fault-tolerant isolation resistance determination in a photo...
- Patent number 11,221,356
- Issue date Jan 11, 2022
- SMA Solar Technology AG
- Martin Putz
- G01 - MEASURING TESTING
Information Patent Grant
System and method for measuring insulation resistance
- Patent number 11,209,470
- Issue date Dec 28, 2021
- LG Chem, Ltd.
- Lyang Wook Jo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus and method for calculating insulation resistance of battery
- Patent number 11,193,981
- Issue date Dec 7, 2021
- LG Chem, Ltd.
- Ji-Hoon Kim
- G01 - MEASURING TESTING
Information Patent Grant
Ground fault detection device
- Patent number 11,187,759
- Issue date Nov 30, 2021
- Yazaki Corporation
- Yoshihiro Kawamura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Measurement device
- Patent number 11,162,989
- Issue date Nov 2, 2021
- Rohde & Schwarz GmbH & Co. KG
- Dirk Zimmermann
- G01 - MEASURING TESTING
Information Patent Grant
Frequency regulation method and apparatus
- Patent number 11,150,284
- Issue date Oct 19, 2021
- Huawei Technologies Co., Ltd.
- Rui Yang
- G01 - MEASURING TESTING
Information Patent Grant
Method and monitoring device for selectively determining a partial...
- Patent number 11,131,698
- Issue date Sep 28, 2021
- Bender GmbH & Co. KG
- Dieter Hackl
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
INSULATION MONITORING DEVICE AND METHOD FOR CONTROLLING INSULATION...
- Publication number 20240353466
- Publication date Oct 24, 2024
- LS ELECTRIC CO., LTD.
- Jaeshik YOON
- G01 - MEASURING TESTING
Information Patent Application
METHOD FOR THE SELF-DIAGNOSIS OF A CIRCUIT FOR MEASURING THE INSULA...
- Publication number 20240345145
- Publication date Oct 17, 2024
- Sensor-Technik Wiedemann GmbH
- Franz-Josef Schuster
- G01 - MEASURING TESTING
Information Patent Application
MOTOR DRIVE DEVICE CALCULATING INSULATION RESISTANCE VALUE OF MOTOR
- Publication number 20240272212
- Publication date Aug 15, 2024
- FANUC Corporation
- Taku Sasaki
- G01 - MEASURING TESTING
Information Patent Application
MOTOR DRIVE DEVICE THAT CALCULATES INSULATION RESISTANCE VALUE OF M...
- Publication number 20240264211
- Publication date Aug 8, 2024
- FANUC Corporation
- Taku Sasaki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Method, Electronic Device and System for Iteratively Measuring the...
- Publication number 20240201238
- Publication date Jun 20, 2024
- MARELLI EUROPE S.p.A.
- Gianluca Aurilio
- G01 - MEASURING TESTING
Information Patent Application
SYSTEMS, DEVICES, AND METHODS FOR MONITORING INSULATION CONDITIONS...
- Publication number 20240201263
- Publication date Jun 20, 2024
- Saudi Arabian Oil Company
- Younes T. SAYED-HASAN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Method for Determining at Least One Current Capacitance Value of a...
- Publication number 20240027509
- Publication date Jan 25, 2024
- MERCEDES-BENZ GROUP AG
- Tobias AURAND
- B60 - VEHICLES IN GENERAL
Information Patent Application
INVERTER AND METHOD FOR DETECTING INSULATION IMPEDANCE OF INVERTER
- Publication number 20230400489
- Publication date Dec 14, 2023
- Sungrow Power Supply Co., Ltd.
- Yuandong Qian
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Detection Method and Apparatus for Battery System
- Publication number 20230400516
- Publication date Dec 14, 2023
- Huawei Digital Power Technologies Co., Ltd.
- Wencheng Wang
- G01 - MEASURING TESTING
Information Patent Application
SYSTEMS AND METHODS FOR USE IN HANDLING COMPONENTS
- Publication number 20230393220
- Publication date Dec 7, 2023
- ELECTRO SCIENTIFIC INDUSTRIES, INC.
- Yonghang FU
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND DEVICE FOR MEASURING AN INSULATION RESISTANCE OF A DC VO...
- Publication number 20230393179
- Publication date Dec 7, 2023
- SMA Solar Technology AG
- Martin Putz
- G01 - MEASURING TESTING
Information Patent Application
Vehicle Electrical System Having A High-Voltage Branch, A Low-Volta...
- Publication number 20230356596
- Publication date Nov 9, 2023
- Vitesco Technologies GMBH
- Franz Pfeilschifter
- B60 - VEHICLES IN GENERAL
Information Patent Application
Battery System Thermal Event Detection Method and Battery System Us...
- Publication number 20230291021
- Publication date Sep 14, 2023
- LG ENERGY SOLUTION, LTD.
- Solji Yoo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR DETECTING AN INSULATION FAULT IN A VEHICLE ON-BOARD ELEC...
- Publication number 20230264571
- Publication date Aug 24, 2023
- Vitesco Technologies GMBH
- Franz Pfeilschifter
- B60 - VEHICLES IN GENERAL
Information Patent Application
INSULATION RESISTANCE TESTER
- Publication number 20230266372
- Publication date Aug 24, 2023
- Hyundai Motor Company
- Kyung Mo KIM
- G01 - MEASURING TESTING
Information Patent Application
DEVICE FOR DETERMINING THE ELECTRICAL RESISTANCE OF A SYSTEM, AND A...
- Publication number 20230251293
- Publication date Aug 10, 2023
- Centre National de la Recherche Scientifique
- Roger MORIN
- 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
INPUT SENSOR SHORT-CIRCUIT INSPECTION MODULE AND INPUT SENSOR SHORT...
- Publication number 20230064190
- Publication date Mar 2, 2023
- SAMSUNG DISPLAY CO., LTD.
- Min-Hong Kim
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INSULATION FAULT RESPONSE METHOD AND APPARATUS FOR FUEL CELL VEHICLE
- Publication number 20230044324
- Publication date Feb 9, 2023
- Great Wall Motor Company Limited
- Zhimin HU
- B60 - VEHICLES IN GENERAL
Information Patent Application
SUPPLY DEVICE, FUEL CELL VEHICLE, AND METHOD FOR LIMITING VOLTAGE I...
- Publication number 20220388406
- Publication date Dec 8, 2022
- Audi AG
- Markus RUF
- B60 - VEHICLES IN GENERAL
Information Patent Application
INSULATION RESISTANCE INSPECTION SYSTEM FOR BATTERY MODULE CELL POUCH
- Publication number 20220365122
- Publication date Nov 17, 2022
- Hyundai Motor Company
- Kyungmo Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FUEL CELL STACK INSULATION MONITORING SYSTEM
- Publication number 20220344686
- Publication date Oct 27, 2022
- Ceres Intellectual Property Company Limited
- Lei Sun
- B60 - VEHICLES IN GENERAL
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
FUEL CELL VEHICLE INSULATION RESISTOR FAULT DETECTION SYSTEM AND ME...
- Publication number 20220268821
- Publication date Aug 25, 2022
- Ceres Intellectual Property Company Limited
- Lei Sun
- B60 - VEHICLES IN GENERAL
Information Patent Application
ISOLATION MEASUREMENT MONITORING FOR ASIL APPLICATIONS
- Publication number 20220260620
- Publication date Aug 18, 2022
- Samsung SDI Co., Ltd.
- Jürgen FRITZ
- G01 - MEASURING TESTING
Information Patent Application
INSULATION DETECTION CIRCUIT FOR VOLTAGE BALANCE
- Publication number 20220214388
- Publication date Jul 7, 2022
- JEE AUTOMATION EQUIPMENT (SHANGHAI) CO., LTD.
- Lei LIU
- G01 - MEASURING TESTING
Information Patent Application
INSULATION RESISTANCE MONITORING DEVICE
- Publication number 20220170970
- Publication date Jun 2, 2022
- Omron Corporation
- Tomohiro YAMADA
- G01 - MEASURING TESTING
Information Patent Application
Apparatus for Estimating Insulation Resistance and Battery System U...
- Publication number 20220146561
- Publication date May 12, 2022
- LG ENERGY SOLUTION, LTD.
- Jangsoo Ock
- G01 - MEASURING TESTING

Measuring very high resistances, e.g. isolation resistances

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Apparatus and method for measuring insulation resistance of vehicle

Isolation resistance monitoring for high voltage systems

Method and electric circuit arrangement for determining a branch in...

Input sensor short-circuit inspection module and input sensor short...

Supply device, fuel cell vehicle, and method for limiting voltage i...

Method and device for determining the resistive component of the le...

Insulation resistance detection device

Method for monitoring insulation monitoring circuit and battery man...

Apparatus for estimating insulation resistance and battery system u...

Dynamic isolation monitoring with low sensitivity to noise

Insulation impedance detection method, apparatus, and system

Insulation detection circuit for voltage balance

Method and device for monitoring insulation between a DC bus and pr...

Insulation resistance monitoring device

Insulation resistance inspection system for battery module cell pouch

Earth fault detection apparatus

Isolation measurement monitoring for ASIL applications

Ground fault detection device

Insulation resistance detection circuit and method

Insulation impedance detection circuit and insulation impedance det...

Insulation detection circuit, detection method and battery manageme...

Circuit arrangement having an active measuring voltage for determin...

Method and apparatus for monitoring isolation of an electric power bus

Single-fault-tolerant isolation resistance determination in a photo...

System and method for measuring insulation resistance

Apparatus and method for calculating insulation resistance of battery

Ground fault detection device

Measurement device

Frequency regulation method and apparatus

Method and monitoring device for selectively determining a partial...

Patents Applicationslast 30 patents

INSULATION MONITORING DEVICE AND METHOD FOR CONTROLLING INSULATION...

METHOD FOR THE SELF-DIAGNOSIS OF A CIRCUIT FOR MEASURING THE INSULA...

MOTOR DRIVE DEVICE CALCULATING INSULATION RESISTANCE VALUE OF MOTOR

MOTOR DRIVE DEVICE THAT CALCULATES INSULATION RESISTANCE VALUE OF M...

Method, Electronic Device and System for Iteratively Measuring the...

SYSTEMS, DEVICES, AND METHODS FOR MONITORING INSULATION CONDITIONS...

Method for Determining at Least One Current Capacitance Value of a...

INVERTER AND METHOD FOR DETECTING INSULATION IMPEDANCE OF INVERTER

Detection Method and Apparatus for Battery System

SYSTEMS AND METHODS FOR USE IN HANDLING COMPONENTS

METHOD AND DEVICE FOR MEASURING AN INSULATION RESISTANCE OF A DC VO...

Vehicle Electrical System Having A High-Voltage Branch, A Low-Volta...

Battery System Thermal Event Detection Method and Battery System Us...

METHOD FOR DETECTING AN INSULATION FAULT IN A VEHICLE ON-BOARD ELEC...

INSULATION RESISTANCE TESTER

DEVICE FOR DETERMINING THE ELECTRICAL RESISTANCE OF A SYSTEM, AND A...

METHOD AND DEVICE FOR DETERMINING THE RESISTIVE COMPONENT OF THE LE...

METHOD AND DEVICE FOR MONITORING INSULATION BETWEEN A DC BUS AND PR...

INPUT SENSOR SHORT-CIRCUIT INSPECTION MODULE AND INPUT SENSOR SHORT...

INSULATION FAULT RESPONSE METHOD AND APPARATUS FOR FUEL CELL VEHICLE

SUPPLY DEVICE, FUEL CELL VEHICLE, AND METHOD FOR LIMITING VOLTAGE I...

INSULATION RESISTANCE INSPECTION SYSTEM FOR BATTERY MODULE CELL POUCH

FUEL CELL STACK INSULATION MONITORING SYSTEM

DYNAMIC ISOLATION MONITORING WITH LOW SENSITIVITY TO NOISE

INSULATION RESISTANCE DETECTION SYSTEM FOR ELECTRIC VEHICLE AND INS...

FUEL CELL VEHICLE INSULATION RESISTOR FAULT DETECTION SYSTEM AND ME...

ISOLATION MEASUREMENT MONITORING FOR ASIL APPLICATIONS

INSULATION DETECTION CIRCUIT FOR VOLTAGE BALANCE

INSULATION RESISTANCE MONITORING DEVICE

Apparatus for Estimating Insulation Resistance and Battery System U...