Testing of circuit interrupters, switches or circuit-breakers

Industry

CPC
G01R31/327

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Parent Industries

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

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for predicting failure of a component
- Patent number 12,360,164
- Issue date Jul 15, 2025
- Keysight Technologies, Inc.
- Masaharu Goto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Testing system that determines contact erosion in circuit breaker
- Patent number 12,360,163
- Issue date Jul 15, 2025
- JST POWER EQUIPMENT, INC.
- Patrick R. Fischer-Carne
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Input device for a motor vehicle with voltage-based error detection
- Patent number 12,354,823
- Issue date Jul 8, 2025
- Valeo Schalter und Sensoren GmbH
- Sascha Staude
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Systems and methods for detecting welded contacts in a switch system
- Patent number 12,347,636
- Issue date Jul 1, 2025
- Rockwell Automation Technologies, Inc.
- David Elmiger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Built-in self-test circuit and temperature measurement circuit incl...
- Patent number 12,345,762
- Issue date Jul 1, 2025
- Samsung Electronics Co., Ltd.
- Junhee Shin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Relay control device and method of controlling relay control device
- Patent number 12,334,289
- Issue date Jun 17, 2025
- Hitachi Astemo, Ltd.
- Hikaru Miura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Test method for testing a disconnection function of a main switch d...
- Patent number 12,332,312
- Issue date Jun 17, 2025
- AVL List GmbH
- Katharina Weingrill
- G01 - MEASURING TESTING
Information Patent Grant
Aging protection techniques for power switches
- Patent number 12,334,914
- Issue date Jun 17, 2025
- Analog Devices International Unlimited Company
- Bernhard Strzalkowski
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Output module and method for operating the module
- Patent number 12,332,311
- Issue date Jun 17, 2025
- Siemens Aktiengesellschaft
- Peter Fischer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fault diagnosis method, electronic device, and storage medium
- Patent number 12,332,313
- Issue date Jun 17, 2025
- Huawei Technologies Co., Ltd.
- Pinhui Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fault detection in spring-loaded drives of medium-voltage switchgea...
- Patent number 12,334,283
- Issue date Jun 17, 2025
- Siemens Aktiengesellschaft
- Stefan Lecheler
- H01 - BASIC ELECTRIC ELEMENTS
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
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
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
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
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
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
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

Patents Applicationslast 30 patents

Information Patent Application
Switchgear Event Detection System
- Publication number 20250237701
- Publication date Jul 24, 2025
- ABB Schweiz AG
- Holger Kaul
- G01 - MEASURING TESTING
Information Patent Application
STATE ANALYSIS OF AN ON-LOAD TAP CHANGER
- Publication number 20250237700
- Publication date Jul 24, 2025
- MASCHINENFABRIK REINHAUSEN GMBH
- Sebastian Rehkopf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Fault Detection And Processing Method And Apparatus For Uninterrupt...
- Publication number 20250237708
- Publication date Jul 24, 2025
- Vertiv Tech Co., Ltd.
- Wei XU
- G01 - MEASURING TESTING
Information Patent Application
POLE DISCONNECT INDICATOR AND TEST SWITCH ASSEMBLIES FOR ELECTRICAL...
- Publication number 20250231238
- Publication date Jul 17, 2025
- ABB Schweiz AG
- Alex Kobylanski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Circuit Breaker Vibration Data Utilization
- Publication number 20250224450
- Publication date Jul 10, 2025
- ABB Schweiz AG
- Ralf Gitzel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER SUPPLY CONTROL DEVICE, POWER SUPPLY CONTROL METHOD, AND COMPU...
- Publication number 20250218713
- Publication date Jul 3, 2025
- AUTONETWORKS TECHNOLOGIES, LTD.
- Takeo UCHINO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEALED HIGH CURRENT SWITCH WITH INTERNAL GAS MONITOR
- Publication number 20250216458
- Publication date Jul 3, 2025
- Honeywell International Inc.
- Stephan Michael Bork
- G01 - MEASURING TESTING
Information Patent Application
RISK REDUCTION OF ELECTRICAL HAZARDS
- Publication number 20250219363
- Publication date Jul 3, 2025
- B.S.A.F.E. MANUFACTURING INCORPORATED
- Theodore R. Kuzniak
- G08 - SIGNALLING
Information Patent Application
POWER SOURCE DEVICE
- Publication number 20250211001
- Publication date Jun 26, 2025
- Panasonic Energy Co.,Ltd.
- ATSUSHI SUYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ABNORMALITY DETECTION DEVICE
- Publication number 20250208211
- Publication date Jun 26, 2025
- Toyota Jidosha Kabushiki Kaisha
- Eiji TAKAGI
- G01 - MEASURING TESTING
Information Patent Application
IN-VEHICLE CONTROL DEVICE
- Publication number 20250206141
- Publication date Jun 26, 2025
- MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA
- Hirokazu Maezawa
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRONIC DEVICE AND OPERATING METHOD THEREOF
- Publication number 20250208212
- Publication date Jun 26, 2025
- Industrial Technology Research Institute
- Ching-Iang Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Sensor Assembly for a Switchgear Connector
- Publication number 20250199071
- Publication date Jun 19, 2025
- TE Connectivity Solutions GMBH
- Axel Winter
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEQUENTIAL DIAGNOSIS RESET
- Publication number 20250189583
- Publication date Jun 12, 2025
- INFINEON TECHNOLOGIES AG
- Robert ILLING
- G01 - MEASURING TESTING
Information Patent Application
Monitoring, Control and Protection System for Electrical Conductor...
- Publication number 20250189584
- Publication date Jun 12, 2025
- Bruce Hack
- G01 - MEASURING TESTING
Information Patent Application
All Fiber Electro-Optical Voltage Sensor for Electrical Switchgear
- Publication number 20250189564
- Publication date Jun 12, 2025
- OpticAmpere LLC
- Adam Jon Zbinden
- G01 - MEASURING TESTING
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
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
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
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

Testing of circuit interrupters, switches or circuit-breakers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method and apparatus for predicting failure of a component

Testing system that determines contact erosion in circuit breaker

Input device for a motor vehicle with voltage-based error detection

Systems and methods for detecting welded contacts in a switch system

Built-in self-test circuit and temperature measurement circuit incl...

Relay control device and method of controlling relay control device

Test method for testing a disconnection function of a main switch d...

Aging protection techniques for power switches

Output module and method for operating the module

Fault diagnosis method, electronic device, and storage medium

Fault detection in spring-loaded drives of medium-voltage switchgea...

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

Switch assembly with feedback signal for fault detection

Relay welding diagnosing apparatus

Grid relay fault detection

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

Contact monitoring apparatus for a three-pole changeover contact

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

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

Patents Applicationslast 30 patents

Switchgear Event Detection System

STATE ANALYSIS OF AN ON-LOAD TAP CHANGER

Fault Detection And Processing Method And Apparatus For Uninterrupt...

POLE DISCONNECT INDICATOR AND TEST SWITCH ASSEMBLIES FOR ELECTRICAL...

Circuit Breaker Vibration Data Utilization

POWER SUPPLY CONTROL DEVICE, POWER SUPPLY CONTROL METHOD, AND COMPU...

SEALED HIGH CURRENT SWITCH WITH INTERNAL GAS MONITOR

RISK REDUCTION OF ELECTRICAL HAZARDS

POWER SOURCE DEVICE

ABNORMALITY DETECTION DEVICE

IN-VEHICLE CONTROL DEVICE

ELECTRONIC DEVICE AND OPERATING METHOD THEREOF

Sensor Assembly for a Switchgear Connector

SEQUENTIAL DIAGNOSIS RESET

Monitoring, Control and Protection System for Electrical Conductor...

All Fiber Electro-Optical Voltage Sensor for Electrical Switchgear

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

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

APPARATUS AND METHOD FOR MONITORING STATUS OF RELAY CIRCUIT

CURRENT PATH DIAGNOSIS WITH THE AID OF AN ELECTRONIC FUSE