involving voltage comparison

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CPC
H02H3/325

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HELECTRICITY H02Electric power H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS H02H3/00Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection integrated protection

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H02H3/325involving voltage comparison

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Device for discharging over voltages and its use
- Patent number 11,894,662
- Issue date Feb 6, 2024
- TDK ELECTRONICS AG
- Eduard Dorsch
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit interrupting device for providing ground fault and open neu...
- Patent number 11,831,150
- Issue date Nov 28, 2023
- Hubbell Incorporated
- Roy Itzler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Self-check chip of leakage protector
- Patent number 11,581,726
- Issue date Feb 14, 2023
- Zhejiang University
- Yan Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Circuit interrupting device for providing ground fault and open neu...
- Patent number 11,575,255
- Issue date Feb 7, 2023
- Hubbell Incorporated
- Roy Itzler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Drive circuit, liquid crystal drive controller, and liquid crystal...
- Patent number 11,367,406
- Issue date Jun 21, 2022
- TRIVALE TECHNOLOGIES
- Tomohiro Tashiro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Ground fault protection in a high resistance grounding system
- Patent number 11,362,507
- Issue date Jun 14, 2022
- ABB Schweiz AG
- Thomas Kendzia
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for operating a power distribution system
- Patent number 11,296,491
- Issue date Apr 5, 2022
- GE Aviation Systems Limited
- David Alan Elliott
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit interrupting device for providing ground fault and open neu...
- Patent number 11,211,782
- Issue date Dec 28, 2021
- Hubbell Incorporated
- Roy Itzler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for identifying the type of a grid automatically and inverte...
- Patent number 11,175,316
- Issue date Nov 16, 2021
- Delta Electronics (Shanghai) Co., Ltd.
- Qikang Wei
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Drive circuit, liquid crystal drive controller, and liquid crystal...
- Patent number 11,087,703
- Issue date Aug 10, 2021
- Mitsubishi Electric Corporation
- Tomohiro Tashiro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electrical power supply panel with increased safety through monitor...
- Patent number 10,761,129
- Issue date Sep 1, 2020
- Shimi Nakash
- G01 - MEASURING TESTING
Information Patent Grant
Devices and methods for fault indication connector circuits
- Patent number 10,727,663
- Issue date Jul 28, 2020
- EATON INTELLIGENT POWER LIMITED
- Andrew Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Systems, methods, and devices for bipolar high voltage direct curre...
- Patent number 10,569,895
- Issue date Feb 25, 2020
- GE Aviation Systems Limited
- Peter James Handy
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Transient protection for multi-terminal HVDC grid
- Patent number 10,516,259
- Issue date Dec 24, 2019
- Siemens Aktiengesellschaft
- Christian Blug
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power line resistance sensing device
- Patent number 10,404,055
- Issue date Sep 3, 2019
- ALFASEMI INC.
- Yu-Cheng Chang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electric leakage protection device and feed control device
- Patent number 10,367,346
- Issue date Jul 30, 2019
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Naoki Fukuo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System for detecting a falling electric power conductor and related...
- Patent number 10,153,635
- Issue date Dec 11, 2018
- San Diego Gas & Electric Company
- William O'Brien
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Apparatus for detecting malfunction of relay
- Patent number 10,020,648
- Issue date Jul 10, 2018
- LSIS Co., Ltd.
- Jong-Chan Kim
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power system including a load panel protecting a facility from a br...
- Patent number 9,577,423
- Issue date Feb 21, 2017
- Eaton Corporation
- Vincent Ferri
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System for detecting a falling electric power conductor and related...
- Patent number 9,413,156
- Issue date Aug 9, 2016
- San Diego Gas & Electric Company
- William O'Brien
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Undervoltage lockout circuit, switch control circuit and power supp...
- Patent number 9,350,161
- Issue date May 24, 2016
- Fairchild Korea Semiconductor Ltd.
- Sungpah Lee
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control apparatus, an on-vehicle device and a system
- Patent number 9,056,588
- Issue date Jun 16, 2015
- Toyota Jidosha Kabushiki Kaisha
- Ryuichi Yokota
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Protective device for a system feeding a balanced load from a remot...
- Patent number 4,090,228
- Issue date May 16, 1978
- Societa Italiana Telecomunicazioni Siemens S.p.A.
- Elio Lupatin
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
3636541
- Patent number 3,636,541
- Issue date Jan 18, 1972
- G01 - MEASURING TESTING
Information Patent Grant
3543236
- Patent number 3,543,236
- Issue date Nov 24, 1970
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
1884444
- Patent number 1,884,444
- Issue date Oct 25, 1932
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
LEAKAGE PROTECTION CIRCUIT AND LIGHTING SYSTEM
- Publication number 20240170947
- Publication date May 23, 2024
- SILERGY SEMICONDUCTOR TECHNOLOGY (HANGZHOU) LTD
- Yongyu Zhong
- G01 - MEASURING TESTING
Information Patent Application
CIRCUIT INTERRUPTING DEVICE FOR PROVIDING GROUND FAULT AND OPEN NEU...
- Publication number 20240170948
- Publication date May 23, 2024
- HUBBELL INCORPORATED
- Roy Itzler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CIRCUIT INTERRUPTING DEVICE FOR PROVIDING GROUND FAULT AND OPEN NEU...
- Publication number 20230170684
- Publication date Jun 1, 2023
- HUBBELL INCORPORATED
- Roy Itzler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SELF-CHECK CHIP OF LEAKAGE PROTECTOR
- Publication number 20220216688
- Publication date Jul 7, 2022
- ZHEJIANG UNIVERSITY
- Yan HAN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CIRCUIT INTERRUPTING DEVICE FOR PROVIDING GROUND FAULT AND OPEN NEU...
- Publication number 20220123545
- Publication date Apr 21, 2022
- HUBBELL INCORPORATED
- Roy Itzler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
GROUND FAULT PROTECTION IN A HIGH RESISTANCE GROUNDING SYSTEM
- Publication number 20220045500
- Publication date Feb 10, 2022
- ABB Schweiz AG
- Thomas Kendzia
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DRIVE CIRCUIT, LIQUID CRYSTAL DRIVE CONTROLLER, AND LIQUID CRYSTAL...
- Publication number 20210335298
- Publication date Oct 28, 2021
- Mitsubishi Electric Corporation
- Tomohiro TASHIRO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DEVICE, BATTERY AND METHOD FOR SPARK DETECTION BASED ON TRANSIENT C...
- Publication number 20210075206
- Publication date Mar 11, 2021
- MOTOROLA SOLUTIONS, INC
- Muhamad Ridzuan AZIZAN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND APPARATUS FOR OPERATING A POWER DISTRIBUTION SYSTEM
- Publication number 20200313419
- Publication date Oct 1, 2020
- GE Aviation Systems Limited
- David Alan Elliott
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR IDENTIFYING THE TYPE OF A GRID AUTOMATICALLY AND INVERTE...
- Publication number 20200264215
- Publication date Aug 20, 2020
- DELTA ELECTRONICS (SHANGHAI) CO., LTD.
- Qikang WEI
- G01 - MEASURING TESTING
Information Patent Application
DEVICES AND METHODS FOR FAULT INDICATION CONNECTOR CIRCUITS
- Publication number 20190097415
- Publication date Mar 28, 2019
- EATON CORPORATION
- Andrew Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DISTRIBUTION OF ELECTRIC ENERGY ON A VESSEL
- Publication number 20170373498
- Publication date Dec 28, 2017
- Siemens Aktiengesellschaft
- Espen Haugan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
APPARATUS FOR DETECTING MALFUNCTION OF RELAY
- Publication number 20170317487
- Publication date Nov 2, 2017
- LSIS CO., LTD
- Jong-Chan KIM
- G01 - MEASURING TESTING
Information Patent Application
ELECTRIC LEAKAGE PROTECTION DEVICE AND FEED CONTROL DEVICE
- Publication number 20170222424
- Publication date Aug 3, 2017
- Panasonic Intellectual Property Management Co., Ltd.
- Naoki FUKUO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DIGITAL CURRENT LEAKAGE BREAKER
- Publication number 20160315462
- Publication date Oct 27, 2016
- XENIXWIN CO., LTD
- Youn Yell RYU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SYSTEM INCLUDING A LOAD PANEL PROTECTING A FACILITY FROM A BR...
- Publication number 20140307353
- Publication date Oct 16, 2014
- EATON CORPORATION
- VINCENT FERRI
- G01 - MEASURING TESTING
Information Patent Application
UNDERVOLTAGE LOCKOUT CIRCUIT, SWITCH CONTROL CIRCUIT AND POWER SUPP...
- Publication number 20140146429
- Publication date May 29, 2014
- FAIRCHILD KOREA SEMICONDUCTOR LTD.
- Sungpah LEE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SYSTEM FOR DETECTING A FALLING ELECTRIC POWER CONDUCTOR AND RELATED...
- Publication number 20140028116
- Publication date Jan 30, 2014
- SAN DIEGO GAS & ELECTRIC COMPANY
- William O'Brien
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROL APPARATUS, AN ON-VEHICLE DEVICE AND A METHOD
- Publication number 20120065794
- Publication date Mar 15, 2012
- Toyota Jidosha Kabushiki Kaisha
- Ryuichi YOKOTA
- B60 - VEHICLES IN GENERAL
Information Patent Application
CONTROL APPARATUS, AN ON-VEHICLE DEVICE AND A SYSTEM
- Publication number 20120065807
- Publication date Mar 15, 2012
- Toyota Jidosha Kabushiki Kaisha
- Ryuichi YOKOTA
- B60 - VEHICLES IN GENERAL
Information Patent Application
SAFETY OUTPUT DEVICE FOR USE IN A POWER CONVERTER AND POWER CONVERT...
- Publication number 20090268355
- Publication date Oct 29, 2009
- Kerio Technologies, Inc.
- Percy Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Increased Voltage Vehicle Electrical System
- Publication number 20090015973
- Publication date Jan 15, 2009
- ROBERT BOSCH GmbH
- Martin Trunk
- B60 - VEHICLES IN GENERAL
Information Patent Application
Crossover fault classification for power lines with parallel circuits
- Publication number 20030074146
- Publication date Apr 17, 2003
- James D. Stoupis
- G01 - MEASURING TESTING

involving voltage comparison

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Device for discharging over voltages and its use

Circuit interrupting device for providing ground fault and open neu...

Self-check chip of leakage protector

Circuit interrupting device for providing ground fault and open neu...

Drive circuit, liquid crystal drive controller, and liquid crystal...

Ground fault protection in a high resistance grounding system

Method and apparatus for operating a power distribution system

Circuit interrupting device for providing ground fault and open neu...

Method for identifying the type of a grid automatically and inverte...

Drive circuit, liquid crystal drive controller, and liquid crystal...

Electrical power supply panel with increased safety through monitor...

Devices and methods for fault indication connector circuits

Systems, methods, and devices for bipolar high voltage direct curre...

Transient protection for multi-terminal HVDC grid

Power line resistance sensing device

Electric leakage protection device and feed control device

System for detecting a falling electric power conductor and related...

Apparatus for detecting malfunction of relay

Power system including a load panel protecting a facility from a br...

System for detecting a falling electric power conductor and related...

Undervoltage lockout circuit, switch control circuit and power supp...

Control apparatus, an on-vehicle device and a system

Protective device for a system feeding a balanced load from a remot...

3636541

3543236

1884444

Patents Applicationslast 30 patents

LEAKAGE PROTECTION CIRCUIT AND LIGHTING SYSTEM

CIRCUIT INTERRUPTING DEVICE FOR PROVIDING GROUND FAULT AND OPEN NEU...

CIRCUIT INTERRUPTING DEVICE FOR PROVIDING GROUND FAULT AND OPEN NEU...

SELF-CHECK CHIP OF LEAKAGE PROTECTOR

CIRCUIT INTERRUPTING DEVICE FOR PROVIDING GROUND FAULT AND OPEN NEU...

GROUND FAULT PROTECTION IN A HIGH RESISTANCE GROUNDING SYSTEM

DRIVE CIRCUIT, LIQUID CRYSTAL DRIVE CONTROLLER, AND LIQUID CRYSTAL...

DEVICE, BATTERY AND METHOD FOR SPARK DETECTION BASED ON TRANSIENT C...

METHOD AND APPARATUS FOR OPERATING A POWER DISTRIBUTION SYSTEM

METHOD FOR IDENTIFYING THE TYPE OF A GRID AUTOMATICALLY AND INVERTE...

DEVICES AND METHODS FOR FAULT INDICATION CONNECTOR CIRCUITS

DISTRIBUTION OF ELECTRIC ENERGY ON A VESSEL

APPARATUS FOR DETECTING MALFUNCTION OF RELAY

ELECTRIC LEAKAGE PROTECTION DEVICE AND FEED CONTROL DEVICE

DIGITAL CURRENT LEAKAGE BREAKER

POWER SYSTEM INCLUDING A LOAD PANEL PROTECTING A FACILITY FROM A BR...

UNDERVOLTAGE LOCKOUT CIRCUIT, SWITCH CONTROL CIRCUIT AND POWER SUPP...

SYSTEM FOR DETECTING A FALLING ELECTRIC POWER CONDUCTOR AND RELATED...

CONTROL APPARATUS, AN ON-VEHICLE DEVICE AND A METHOD

CONTROL APPARATUS, AN ON-VEHICLE DEVICE AND A SYSTEM

SAFETY OUTPUT DEVICE FOR USE IN A POWER CONVERTER AND POWER CONVERT...

Increased Voltage Vehicle Electrical System

Crossover fault classification for power lines with parallel circuits