Testing of circuit interrupters, switches or circuit-breakers

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CPC
G01R31/327

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GPHYSICS G01Measuring instruments G01RMEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES G01R31/00Arrangements for testing electric properties Arrangements for locating electric faults Arrangements for electrical testing characterised by what is being tested not provided for elsewhere

Current Industry

G01R31/327Testing of circuit interrupters, switches or circuit-breakers

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Redundant contactors with data-based preventive maintenance replace...
- Patent number 12,241,935
- Issue date Mar 4, 2025
- Copeland Comfort Control LP
- Thomas P. Buescher
- G08 - SIGNALLING
Information Patent Grant
Method for supplying power to an inductive load
- Patent number 12,241,934
- Issue date Mar 4, 2025
- VITESCO TECHNOLOGIES GMBH
- Thierry Bavois
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and system to determine electrical faults
- Patent number 12,235,330
- Issue date Feb 25, 2025
- ESP LTD.
- Moshe Cohen Gadol
- G08 - SIGNALLING
Information Patent Grant
Safety switching apparatus, in particular for the monitored switchi...
- Patent number 12,235,320
- Issue date Feb 25, 2025
- Phoenix Contact GmbH & Co. KG
- Henry Peter
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for fault sequence recording
- Patent number 12,235,319
- Issue date Feb 25, 2025
- Texas Instruments Incorporated
- Abhinay Patil
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and device for monitoring a plurality of parallel-connected...
- Patent number 12,235,321
- Issue date Feb 25, 2025
- Robert Bosch GmbH
- Andreas Klein
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Mechanism and method of protection, monitoring and control of switc...
- Patent number 12,228,612
- Issue date Feb 18, 2025
- Bruce Hack
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for identifying non-switching semiconductor switches
- Patent number 12,218,658
- Issue date Feb 4, 2025
- Leoni-Bordnetz Systeme GmbH
- Matthias Ebert
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for monitoring vacuum interrupter's condition and an electri...
- Patent number 12,217,922
- Issue date Feb 4, 2025
- HITACHI ENERGY LTD
- Lukasz Bachorz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Monitored switch gear device
- Patent number 12,210,062
- Issue date Jan 28, 2025
- Schneider Electric Industries SAS
- Philippe Brun
- G01 - MEASURING TESTING
Information Patent Grant
Secure communication for commissioning and decommissioning circuit...
- Patent number 12,212,968
- Issue date Jan 28, 2025
- Leviton Manufacturing Co., Inc.
- Scott Freeman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High current source for a test system for testing an electrical pow...
- Patent number 12,203,999
- Issue date Jan 21, 2025
- Omicron Electronics GmbH
- Lukas Bitschnau
- G01 - MEASURING TESTING
Information Patent Grant
Switching device for a DC voltage grid and operating method for the...
- Patent number 12,206,398
- Issue date Jan 21, 2025
- Siemens Aktiengesellschaft
- Karsten Handt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Relay diagnosis apparatus, relay diagnosis method, battery system a...
- Patent number 12,203,987
- Issue date Jan 21, 2025
- LG ENERGY SOLUTION, LTD.
- Jong-Il Park
- B60 - VEHICLES IN GENERAL
Information Patent Grant
System and method for identifying non-switching semiconductor switches
- Patent number 12,203,988
- Issue date Jan 21, 2025
- Leoni-Bordnetz Systeme GmbH
- Wolfgang Koch
- G01 - MEASURING TESTING
Information Patent Grant
Systems and methods for detecting and removing residue from low cur...
- Patent number 12,198,872
- Issue date Jan 14, 2025
- The Boeing Company
- Michael James Bunting
- G01 - MEASURING TESTING
Information Patent Grant
Switchable amplifier
- Patent number 12,184,247
- Issue date Dec 31, 2024
- Omicron Electronics GmbH
- Pedro Pérez De Ayala Rull
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Field detection device, system and method for achieving no maintena...
- Patent number 12,181,525
- Issue date Dec 31, 2024
- SHANGHAI ROYE ELECTRIC CO., LTD.
- Min Chang
- G01 - MEASURING TESTING
Information Patent Grant
Trip circuit current display
- Patent number 12,181,524
- Issue date Dec 31, 2024
- Schweitzer Engineering Laboratories, Inc.
- Edmund O. Schweitzer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and method for testing electrical circuits in residential an...
- Patent number 12,174,235
- Issue date Dec 24, 2024
- SafeCircuit Testing LLC
- Marco V. Orsetti
- G01 - MEASURING TESTING
Information Patent Grant
Aerosol delivery device
- Patent number 12,174,255
- Issue date Dec 24, 2024
- RAI Strategic Holdings, Inc.
- Charles Jacob Novak
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Method of determining the remaining life of main contacts in an aut...
- Patent number 12,164,003
- Issue date Dec 10, 2024
- EATON INTELLIGENT POWER LIMITED
- Jagdambika Srivastava
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Bushing
- Patent number 12,159,732
- Issue date Dec 3, 2024
- Schneider Electric Industries SAS
- Michael Karstens
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Non-invasive front-end for power electronic monitoring
- Patent number 12,158,490
- Issue date Dec 3, 2024
- Aalborg Universitet
- Huai Wang
- G01 - MEASURING TESTING
Information Patent Grant
Method of protection, monitoring and control of switchgear using Ro...
- Patent number 12,158,502
- Issue date Dec 3, 2024
- Bruce Hack
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for modifying gas density relay, and gas density relay havin...
- Patent number 12,154,738
- Issue date Nov 26, 2024
- SHANGHAI ROYE ELECTRIC CO., LTD.
- Haiyong Jin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Deterioration estimation device and deterioration estimation progra...
- Patent number 12,146,915
- Issue date Nov 19, 2024
- Nagasaki Institute of Applied Science
- Fujio Kurokawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Continuously monitored remote power shutdown
- Patent number 12,140,634
- Issue date Nov 12, 2024
- Siemens Medical Solutions USA, Inc.
- Carl Eric Arnsdorff
- G08 - SIGNALLING
Information Patent Grant
Electrical contact wear monitoring system
- Patent number 12,140,620
- Issue date Nov 12, 2024
- Caterpillar Inc.
- Christopher A. Willey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Methods and systems for status monitoring of transient electromagne...
- Patent number 12,140,635
- Issue date Nov 12, 2024
- EMP Shield Inc.
- Plamen Doynov
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR SIMULATING HIGH-FREQUENCY CURRENT PROPAGATION OF PARTIAL...
- Publication number 20250067787
- Publication date Feb 27, 2025
- State Grid Jiangsu Electric Power Research Institute
- Ke ZHAO
- G01 - MEASURING TESTING
Information Patent Application
TESTING DEVICE
- Publication number 20250067806
- Publication date Feb 27, 2025
- Milwaukee Electric Tool Corporation
- Benjamin Oliver Ryan Cabot
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
END OF LIFE MONITORING FOR A SOLID-STATE CIRCUIT BREAKER
- Publication number 20250069837
- Publication date Feb 27, 2025
- Siemens Industry, Inc.
- Hugh T. Kinsel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Mechanism and Method of Protection, Monitoring and Control of Switc...
- Publication number 20250060411
- Publication date Feb 20, 2025
- Bruce Hack
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR CHECKING THE SWITCH-OFF CAPABILITY OF A MOSFET
- Publication number 20250052805
- Publication date Feb 13, 2025
- Continental Automotive Technologies GmbH
- Erwin Kessler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CIRCUIT ARRANGEMENT FOR CHECKING THE CUTOUT ABILITY OF AN ELECTRONI...
- Publication number 20250052815
- Publication date Feb 13, 2025
- Continental Automotive Technologies GmbH
- Erwin Kessler
- G01 - MEASURING TESTING
Information Patent Application
Electrical Discharge Detection System
- Publication number 20250044354
- Publication date Feb 6, 2025
- NITTO KOGYO CORPORATION
- Atsushi Miyamoto
- G01 - MEASURING TESTING
Information Patent Application
SWITCH WITH SERVICE LIFE INDICATOR
- Publication number 20250044355
- Publication date Feb 6, 2025
- Honeywell International Inc.
- Fu XIANG
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND DEVICE FOR MEASURING HIGH VOLTAGE DEVICES USING A CORREC...
- Publication number 20250044374
- Publication date Feb 6, 2025
- Megger Sweden AB
- Peter WERELIUS
- G01 - MEASURING TESTING
Information Patent Application
POWER SUPPLY CONTROL DEVICE AND FAILURE DETECTION METHOD
- Publication number 20250044370
- Publication date Feb 6, 2025
- AUTONETWORKS TECHNOLOGIES, LTD.
- Koki SAKAKIBARA
- G01 - MEASURING TESTING
Information Patent Application
Stuck-Closed Diagnosis Method and Battery System Using the Same
- Publication number 20250027997
- Publication date Jan 23, 2025
- LG ENERGY SOLUTION, LTD.
- Jeong Seok Ki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PROCESS FOR DETECTION OF DEGRADATION OF A SWITCHING DEVICE COMPRISI...
- Publication number 20250020720
- Publication date Jan 16, 2025
- Schneider Electric Industries SAS
- Jean-Pierre Meley
- G01 - MEASURING TESTING
Information Patent Application
FAIL OPEN DETECTION
- Publication number 20250020721
- Publication date Jan 16, 2025
- HAMILTON SUNDSTRAND CORPORATION
- Alex Gomes
- G01 - MEASURING TESTING
Information Patent Application
ULTRA-HIGH FREQUENCY PARTIAL DISCHARGE DETECTION SENSOR HAVING LEAK...
- Publication number 20250012841
- Publication date Jan 9, 2025
- SUNGLIM HEAVY ELECTRIC CO., LTD.
- Kyu Ho LEE
- G01 - MEASURING TESTING
Information Patent Application
LEAKAGE CURRENT DETECTION AND INTERRUPTION DEVICE FOR POWER CORD AN...
- Publication number 20250004052
- Publication date Jan 2, 2025
- Chengli LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SAFETY JUNCTION BOX
- Publication number 20250001994
- Publication date Jan 2, 2025
- Oshkosh Corporation
- Christopher Hammond
- B60 - VEHICLES IN GENERAL
Information Patent Application
DEVICE AND METHOD FOR IDENTIFYING WEAR OF AN ELECTROMECHANICAL DEVICE
- Publication number 20240426910
- Publication date Dec 26, 2024
- Phoenix Contact GmbH & Co. KG
- Elmar SCHAPER
- G01 - MEASURING TESTING
Information Patent Application
TESTER FOR A FREQUENCY-DEPENDENT GROUND FAULT INTERRUPT WIRING DEVICE
- Publication number 20240426911
- Publication date Dec 26, 2024
- Pass & Seymour, Inc.
- Joshua P. Haines
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRICAL FAULT DETECTION AND INTERRUPTION DEVICE AND RELATED ELEC...
- Publication number 20240426940
- Publication date Dec 26, 2024
- Chengli LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DETECTING WELDED RELAY CONTACTS USING MEASUREMENT AFTER CURRENT BREAK
- Publication number 20240426913
- Publication date Dec 26, 2024
- Rockwell Automation Technologies, Inc.
- David Elmiger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DETECTING WELDED RELAY CONTACTS USING SPANNER VOLTAGE MEASUREMENT
- Publication number 20240426915
- Publication date Dec 26, 2024
- Rockwell Automation Technologies, Inc.
- David Elmiger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DETECTING WELDED RELAY CONTACTS USING CONTACT CLOSE TIME MEASUREMENT
- Publication number 20240426914
- Publication date Dec 26, 2024
- Rockwell Automation Technologies, Inc.
- David Elmiger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DETECTING WELDED RELAY CONTACTS USING ELECTRICAL PULSE
- Publication number 20240426912
- Publication date Dec 26, 2024
- Rockwell Automation Technologies, Inc.
- David Elmiger
- G01 - MEASURING TESTING
Information Patent Application
POTENTIOMETER DEVICE AND METHOD FOR DETERMINING A NUMBER OF CLOSED...
- Publication number 20240410945
- Publication date Dec 12, 2024
- Beijing Institute of Petrochemical Technology
- Xiaoping TIAN
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND ARRANGEMENT FOR TESTING THE FUNCTIONALITY OF A SEMICONDU...
- Publication number 20240410944
- Publication date Dec 12, 2024
- HELLA GmbH & Co. KGaA
- Stephan BISANZ
- G01 - MEASURING TESTING
Information Patent Application
SAFETY MODULE FOR AN INVERTER OF A HYBRID VEHICLE
- Publication number 20240412571
- Publication date Dec 12, 2024
- Vitesco Technologies GMBH
- Frédéric LANDRE
- G07 - CHECKING-DEVICES
Information Patent Application
METHOD FOR USE WITH A RADIOTHERAPY DEVICE
- Publication number 20240408413
- Publication date Dec 12, 2024
- ELEKTA LIMITED
- Christopher Flint
- G01 - MEASURING TESTING
Information Patent Application
APPARATUS AND METHOD FOR DIAGNOSING A FAILURE OF AN INVERTER
- Publication number 20240405664
- Publication date Dec 5, 2024
- Hyundai Motor Company
- Gi Heon Jeong
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND DEVICE FOR TESTING PROTECTION RELAYS
- Publication number 20240393397
- Publication date Nov 28, 2024
- Megger Sweden AB
- Andrea BONETTI
- G01 - MEASURING TESTING
Information Patent Application
ENHANCED SWITCHGEAR MONITORING AND DIAGNOSTICS IN A PROTECTION RELAY
- Publication number 20240395486
- Publication date Nov 28, 2024
- GE INFRASTRUCTURE TECHNOLOGY LLC
- Balakrishna PAMULAPARTHY
- H01 - BASIC ELECTRIC ELEMENTS

Testing of circuit interrupters, switches or circuit-breakers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Redundant contactors with data-based preventive maintenance replace...

Method for supplying power to an inductive load

Method and system to determine electrical faults

Safety switching apparatus, in particular for the monitored switchi...

System and method for fault sequence recording

Method and device for monitoring a plurality of parallel-connected...

Mechanism and method of protection, monitoring and control of switc...

System and method for identifying non-switching semiconductor switches

Method for monitoring vacuum interrupter's condition and an electri...

Monitored switch gear device

Secure communication for commissioning and decommissioning circuit...

High current source for a test system for testing an electrical pow...

Switching device for a DC voltage grid and operating method for the...

Relay diagnosis apparatus, relay diagnosis method, battery system a...

System and method for identifying non-switching semiconductor switches

Systems and methods for detecting and removing residue from low cur...

Switchable amplifier

Field detection device, system and method for achieving no maintena...

Trip circuit current display

System and method for testing electrical circuits in residential an...

Aerosol delivery device

Method of determining the remaining life of main contacts in an aut...

Bushing

Non-invasive front-end for power electronic monitoring

Method of protection, monitoring and control of switchgear using Ro...

Method for modifying gas density relay, and gas density relay havin...

Deterioration estimation device and deterioration estimation progra...

Continuously monitored remote power shutdown

Electrical contact wear monitoring system

Methods and systems for status monitoring of transient electromagne...

Patents Applicationslast 30 patents

DEVICE FOR SIMULATING HIGH-FREQUENCY CURRENT PROPAGATION OF PARTIAL...

TESTING DEVICE

END OF LIFE MONITORING FOR A SOLID-STATE CIRCUIT BREAKER

Mechanism and Method of Protection, Monitoring and Control of Switc...

METHOD FOR CHECKING THE SWITCH-OFF CAPABILITY OF A MOSFET

CIRCUIT ARRANGEMENT FOR CHECKING THE CUTOUT ABILITY OF AN ELECTRONI...

Electrical Discharge Detection System

SWITCH WITH SERVICE LIFE INDICATOR

METHOD AND DEVICE FOR MEASURING HIGH VOLTAGE DEVICES USING A CORREC...

POWER SUPPLY CONTROL DEVICE AND FAILURE DETECTION METHOD

Stuck-Closed Diagnosis Method and Battery System Using the Same

PROCESS FOR DETECTION OF DEGRADATION OF A SWITCHING DEVICE COMPRISI...

FAIL OPEN DETECTION

ULTRA-HIGH FREQUENCY PARTIAL DISCHARGE DETECTION SENSOR HAVING LEAK...

LEAKAGE CURRENT DETECTION AND INTERRUPTION DEVICE FOR POWER CORD AN...

SAFETY JUNCTION BOX

DEVICE AND METHOD FOR IDENTIFYING WEAR OF AN ELECTROMECHANICAL DEVICE

TESTER FOR A FREQUENCY-DEPENDENT GROUND FAULT INTERRUPT WIRING DEVICE

ELECTRICAL FAULT DETECTION AND INTERRUPTION DEVICE AND RELATED ELEC...

DETECTING WELDED RELAY CONTACTS USING MEASUREMENT AFTER CURRENT BREAK

DETECTING WELDED RELAY CONTACTS USING SPANNER VOLTAGE MEASUREMENT

DETECTING WELDED RELAY CONTACTS USING CONTACT CLOSE TIME MEASUREMENT

DETECTING WELDED RELAY CONTACTS USING ELECTRICAL PULSE

POTENTIOMETER DEVICE AND METHOD FOR DETERMINING A NUMBER OF CLOSED...

METHOD AND ARRANGEMENT FOR TESTING THE FUNCTIONALITY OF A SEMICONDU...

SAFETY MODULE FOR AN INVERTER OF A HYBRID VEHICLE

METHOD FOR USE WITH A RADIOTHERAPY DEVICE

APPARATUS AND METHOD FOR DIAGNOSING A FAILURE OF AN INVERTER

METHOD AND DEVICE FOR TESTING PROTECTION RELAYS

ENHANCED SWITCHGEAR MONITORING AND DIAGNOSTICS IN A PROTECTION RELAY