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
Protective device, energy storage apparatus, and method for reducin...
- Patent number 12,322,562
- Issue date Jun 3, 2025
- GS Yuasa International Ltd.
- Akihito Umeda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic control device
- Patent number 12,319,210
- Issue date Jun 3, 2025
- Hitachi Astemo, Ltd.
- Takumi Masubuchi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
High-voltage system test measurement systems and methods
- Patent number 12,313,684
- Issue date May 27, 2025
- Gillig LLC
- Binh Thanh Nguyen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Checking apparatus for checking a number of start cycles of a detec...
- Patent number 12,313,662
- Issue date May 27, 2025
- Bayerische Motoren Werke Aktiengesellschaft
- Martin Heller
- G01 - MEASURING TESTING
Information Patent Grant
Contact-monitoring device
- Patent number 12,306,251
- Issue date May 20, 2025
- Phoenix Contact GmbH & Co. KG
- Peter Scholz
- G01 - MEASURING TESTING
Information Patent Grant
Station time, grade time, stop time, and relay time testing device
- Patent number 12,304,541
- Issue date May 20, 2025
- New York City Transit Authority
- Abdelaziz Saylani
- G01 - MEASURING TESTING
Information Patent Grant
Electrical fault detection and interruption device and related elec...
- Patent number 12,306,269
- Issue date May 20, 2025
- Chengli Li
- G01 - MEASURING TESTING
Information Patent Grant
Apparatuses and methods for passive fault monitoring of current sen...
- Patent number 12,306,252
- Issue date May 20, 2025
- Hubbell Incorporated
- Gary Michael Miller
- G01 - MEASURING TESTING
Information Patent Grant
Device and method for inspecting relay, and charging pile
- Patent number 12,298,347
- Issue date May 13, 2025
- SUNGROW POWER SUPPLY CO., LTD.
- Lei Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Relay welding diagnosing apparatus
- Patent number 12,298,348
- Issue date May 13, 2025
- Isuzu Motors Limited
- Takuya Kikuchi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Grid relay fault detection
- Patent number 12,298,349
- Issue date May 13, 2025
- Lunar Energy, Inc.
- Hai-Yue Han
- G01 - MEASURING TESTING
Information Patent Grant
Switch assembly with feedback signal for fault detection
- Patent number 12,301,230
- Issue date May 13, 2025
- Allison Transmission, Inc.
- James D. Shaw
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High frequency resistant nuisance tripping GFCI and with self-test...
- Patent number 12,292,475
- Issue date May 6, 2025
- Tower Manufacturing Inc.
- Victor V Aromin
- G01 - MEASURING TESTING
Information Patent Grant
Leakage current detection and interruption device for power cord an...
- Patent number 12,292,474
- Issue date May 6, 2025
- Chengli Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Contact monitoring apparatus for a three-pole changeover contact
- Patent number 12,293,890
- Issue date May 6, 2025
- Phoenix Contact GmbH & Co. KG
- Christian Reinhold
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for determining the state of an electrical switchgear assemb...
- Patent number 12,288,967
- Issue date Apr 29, 2025
- Siemens Aktiengesellschaft
- Ivana Mladenovic
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Device and method for the control of safety apparatuses
- Patent number 12,287,626
- Issue date Apr 29, 2025
- PIZZATO ELETTRICA S.R.L.
- Giuseppe Pizzato
- G05 - CONTROLLING REGULATING
Information Patent Grant
Circuit breaker operating current/fault current measuring device us...
- Patent number 12,282,044
- Issue date Apr 22, 2025
- HYOSUNG HEAVY INDUSTRIES CORPORATION
- Hyun Mo Ahn
- G01 - MEASURING TESTING
Information Patent Grant
Risk reduction of electrical hazards
- Patent number 12,283,797
- Issue date Apr 22, 2025
- B.S.A.F.E. MANUFACTURING INCORPORATED
- Theodore R. Kuzniak
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Relay state management apparatus and operating method thereof
- Patent number 12,276,700
- Issue date Apr 15, 2025
- LG ENERGY SOLUTION, LTD.
- Hee Ju Park
- G01 - MEASURING TESTING
Information Patent Grant
Gas density relay with online self-checking function and checking m...
- Patent number 12,276,699
- Issue date Apr 15, 2025
- SHANGHAI ROYE ELECTRIC CO., LTD.
- Xiaobeng Huang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device and method for diagnosing failure of inverter initial chargi...
- Patent number 12,270,832
- Issue date Apr 8, 2025
- LS ELECTRIC CO., LTD.
- Jae Moon Lee
- G01 - MEASURING TESTING
Information Patent Grant
Contact monitoring device for vacuum circuit breaker and vacuum cir...
- Patent number 12,265,126
- Issue date Apr 1, 2025
- LS ELECTRIC CO., LTD.
- Min-Kyu Seo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Self-diagnostic gas density relay and use method thereof
- Patent number 12,259,300
- Issue date Mar 25, 2025
- SHANGHAI ROYE ELECTRIC CO., LTD.
- Haiyong Jin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Experimental multifunctional power supply processing device and exp...
- Patent number 12,259,431
- Issue date Mar 25, 2025
- GUANG'AN ELECTRICAL TESTING CENTER (GUANGDONG) CO., LTD.
- Zhili Lin
- G01 - MEASURING TESTING
Information Patent Grant
Method for checking the plausibility of a current measurement betwe...
- Patent number 12,259,411
- Issue date Mar 25, 2025
- Robert Bosch GmbH
- Johannes Schneider
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for monitoring circuit breaker and apparatus and internet of...
- Patent number 12,255,033
- Issue date Mar 18, 2025
- ABB Schweiz AG
- Niya Chen
- H01 - BASIC ELECTRIC ELEMENTS
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

Patents Applicationslast 30 patents

Information Patent Application
PARTIAL DISCHARGE DETECTOR
- Publication number 20250180624
- Publication date Jun 5, 2025
- JFE STEEL CORPORATION
- Kiyoka SUENAGA
- G01 - MEASURING TESTING
Information Patent Application
SYSTEM AND METHOD FOR TRIP COIL CURRENT SIGNATURE MONITORING
- Publication number 20250180646
- Publication date Jun 5, 2025
- Franklin Electric Co., Inc.
- James A. Webber
- G01 - MEASURING TESTING
Information Patent Application
A MAGNETIC FIELD-BASED DETECTION METHOD AND SYSTEM FOR CIRCUIT BREA...
- Publication number 20250164557
- Publication date May 22, 2025
- Georgia Tech Research Corporation
- Ning GUO
- G01 - MEASURING TESTING
Information Patent Application
ABNORMALITY DETECTION DEVICE AND ABNORMALITY DETECTION METHOD
- Publication number 20250164558
- Publication date May 22, 2025
- Omron Corporation
- Takenori HATSUDA
- G01 - MEASURING TESTING
Information Patent Application
SYSTEM AND METHOD FOR FAULT SEQUENCE RECORDING
- Publication number 20250164554
- Publication date May 22, 2025
- TEXAS INSTRUMENTS INCORPORATED
- Abhinay Patil
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
BATTERY PACK CONTROL APPARATUS AND METHOD FOR FIXING FAILURE OF RELAY
- Publication number 20250158388
- Publication date May 15, 2025
- Samsung SDI Co., Ltd.
- Jong Hyun WEON
- G01 - MEASURING TESTING
Information Patent Application
SURGE PROTECTOR APPARATUS, SYSTEMS AND METHODS FOR DETECTING A TRAN...
- Publication number 20250158391
- Publication date May 15, 2025
- NSi Industries, LLC
- Allen John Ustianowski
- G01 - MEASURING TESTING
Information Patent Application
Battery System Capable of Pack Relay Diagnosis and Vehicle Comprisi...
- Publication number 20250138090
- Publication date May 1, 2025
- LG ENERGY SOLUTION, LTD.
- Jesung Ryu
- B60 - VEHICLES IN GENERAL
Information Patent Application
SHUTDOWN DEVICE DETECTION AND CONTROL METHOD, AND DETECTOR
- Publication number 20250130280
- Publication date Apr 24, 2025
- ALTENERGY POWER SYSTEM INC.
- Yuhao LUO
- G01 - MEASURING TESTING
Information Patent Application
Ion Pump Monitored Vacuum Interrupter
- Publication number 20250131812
- Publication date Apr 24, 2025
- Southern States ,LLC
- Joseph Andreyo
- G01 - MEASURING TESTING
Information Patent Application
Cloud-Based Line Differential Relays Dynamic Testing
- Publication number 20250130281
- Publication date Apr 24, 2025
- AVO MULTI-AMP CORPORATION D/B/A MEGGER
- Bruce Buxkemper
- G01 - MEASURING TESTING
Information Patent Application
APPARATUS AND METHOD FOR MONITORING STATUS OF RELAY CIRCUIT
- Publication number 20250118514
- Publication date Apr 10, 2025
- Samsung SDI Co., Ltd.
- Peel Sik JEON
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD, APPARATUS AND COMPUTER-READABLE MEDIUM FOR DIAGNOSING DEGRE...
- Publication number 20250116704
- Publication date Apr 10, 2025
- Samsung SDI Co.,Ltd.
- Taehyoung LA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CURRENT PATH DIAGNOSIS WITH THE AID OF AN ELECTRONIC FUSE
- Publication number 20250116697
- Publication date Apr 10, 2025
- HELLA GmbH & Co. KGaA
- Christopher LANKEIT
- G01 - MEASURING TESTING
Information Patent Application
GROUND FAULT INTERRUPTING SYSTEM FOR HVAC EQUIPMENT
- Publication number 20250112451
- Publication date Apr 3, 2025
- SCHNEIDER ELECTRIC USA, INC.
- Paul A. Reid
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INTEGRATED WIND-TURBINE MONITORING
- Publication number 20250102575
- Publication date Mar 27, 2025
- AERONES INC.
- Janis PUTRAMS
- G01 - MEASURING TESTING
Information Patent Application
DEVICE AND METHOD FOR TESTING PROTECTION CIRCUITS IN HIGH-VOLTAGE/S...
- Publication number 20250102576
- Publication date Mar 27, 2025
- GE INFRASTRUCTURE TECHNOLOGY LLC
- Patrice JUGE
- G01 - MEASURING TESTING
Information Patent Application
Energy Storage Apparatus and Failure Diagnosis Method
- Publication number 20250102577
- Publication date Mar 27, 2025
- GS YUASA INTERNATIONAL LTD.
- Yuki UEDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SOLID-STATE CIRCUIT BREAKER AND ITS SELF-TEST METHOD
- Publication number 20250104954
- Publication date Mar 27, 2025
- Schneider Electric (China) Co., Ltd.
- Feng Lu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRONIC CONTROL DEVICE AND ELECTRONIC CONTROL METHOD
- Publication number 20250093417
- Publication date Mar 20, 2025
- Mitsubishi Electric Corporation
- Keitaro UEDA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER DISTRIBUTION
- Publication number 20250087989
- Publication date Mar 13, 2025
- LSC Control Systems Pty Ltd
- Gary Steven PRITCHARD
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
AEROSOL DELIVERY DEVICE
- Publication number 20250076382
- Publication date Mar 6, 2025
- RAI STRATEGIC HOLDINGS, INC.
- Charles Jacob Novak
- G01 - MEASURING TESTING
Information Patent Application
BUILT-IN SELF-TEST CIRCUIT AND TEMPERATURE MEASUREMENT CIRCUIT INCL...
- Publication number 20250076377
- Publication date Mar 6, 2025
- Samsung Electronics Co., Ltd.
- Junhee Shin
- H03 - BASIC ELECTRONIC CIRCUITRY
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

Testing of circuit interrupters, switches or circuit-breakers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Protective device, energy storage apparatus, and method for reducin...

Electronic control device

High-voltage system test measurement systems and methods

Checking apparatus for checking a number of start cycles of a detec...

Contact-monitoring device

Station time, grade time, stop time, and relay time testing device

Electrical fault detection and interruption device and related elec...

Apparatuses and methods for passive fault monitoring of current sen...

Device and method for inspecting relay, and charging pile

Relay welding diagnosing apparatus

Grid relay fault detection

Switch assembly with feedback signal for fault detection

High frequency resistant nuisance tripping GFCI and with self-test...

Leakage current detection and interruption device for power cord an...

Contact monitoring apparatus for a three-pole changeover contact

Method for determining the state of an electrical switchgear assemb...

Device and method for the control of safety apparatuses

Circuit breaker operating current/fault current measuring device us...

Risk reduction of electrical hazards

Relay state management apparatus and operating method thereof

Gas density relay with online self-checking function and checking m...

Device and method for diagnosing failure of inverter initial chargi...

Contact monitoring device for vacuum circuit breaker and vacuum cir...

Self-diagnostic gas density relay and use method thereof

Experimental multifunctional power supply processing device and exp...

Method for checking the plausibility of a current measurement betwe...

Method for monitoring circuit breaker and apparatus and internet of...

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

Method for supplying power to an inductive load

Method and system to determine electrical faults

Patents Applicationslast 30 patents

PARTIAL DISCHARGE DETECTOR

SYSTEM AND METHOD FOR TRIP COIL CURRENT SIGNATURE MONITORING

A MAGNETIC FIELD-BASED DETECTION METHOD AND SYSTEM FOR CIRCUIT BREA...

ABNORMALITY DETECTION DEVICE AND ABNORMALITY DETECTION METHOD

SYSTEM AND METHOD FOR FAULT SEQUENCE RECORDING

BATTERY PACK CONTROL APPARATUS AND METHOD FOR FIXING FAILURE OF RELAY

SURGE PROTECTOR APPARATUS, SYSTEMS AND METHODS FOR DETECTING A TRAN...

Battery System Capable of Pack Relay Diagnosis and Vehicle Comprisi...

SHUTDOWN DEVICE DETECTION AND CONTROL METHOD, AND DETECTOR

Ion Pump Monitored Vacuum Interrupter

Cloud-Based Line Differential Relays Dynamic Testing

APPARATUS AND METHOD FOR MONITORING STATUS OF RELAY CIRCUIT

METHOD, APPARATUS AND COMPUTER-READABLE MEDIUM FOR DIAGNOSING DEGRE...

CURRENT PATH DIAGNOSIS WITH THE AID OF AN ELECTRONIC FUSE

GROUND FAULT INTERRUPTING SYSTEM FOR HVAC EQUIPMENT

INTEGRATED WIND-TURBINE MONITORING

DEVICE AND METHOD FOR TESTING PROTECTION CIRCUITS IN HIGH-VOLTAGE/S...

Energy Storage Apparatus and Failure Diagnosis Method

SOLID-STATE CIRCUIT BREAKER AND ITS SELF-TEST METHOD

ELECTRONIC CONTROL DEVICE AND ELECTRONIC CONTROL METHOD

POWER DISTRIBUTION

AEROSOL DELIVERY DEVICE

BUILT-IN SELF-TEST CIRCUIT AND TEMPERATURE MEASUREMENT CIRCUIT INCL...

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