by means of light or heat rays

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CPC
H02H1/0069

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Parent Industries

HELECTRICITY H02Electric power H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS H02H1/00Details of emergency protective circuit arrangements

Current Industry

H02H1/0069by means of light or heat rays

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for determining phase locking of critical arc...
- Patent number 11,973,333
- Issue date Apr 30, 2024
- Wuxi Power Supply Branch of State Grid Jiangsu Electric Power Co., Ltd.
- Jin Miao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Advanced ground fault circuit interrupters (GFCI) and methods of op...
- Patent number 11,165,240
- Issue date Nov 2, 2021
- Ze Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Directional over-current ground relay (DOCGR) using sampled value a...
- Patent number 11,128,128
- Issue date Sep 21, 2021
- LSIS Co., Ltd.
- Su-Hyeong Jang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Digital input electric power system panel meter
- Patent number 11,121,536
- Issue date Sep 14, 2021
- Schweitzer Engineering Laboratories, Inc.
- Edmund O. Schweitzer
- G01 - MEASURING TESTING
Information Patent Grant
Electrical protection apparatus with test button
- Patent number 10,852,355
- Issue date Dec 1, 2020
- Schneider Electric Industries SAS
- Jean-Baptiste Bernard
- G01 - MEASURING TESTING
Information Patent Grant
Optically communicative battery management system
- Patent number 10,804,690
- Issue date Oct 13, 2020
- CORVUS ENERGY INC.
- Jerome Ronne
- G08 - SIGNALLING
Information Patent Grant
Micro-grid adaptive relaying
- Patent number 10,593,497
- Issue date Mar 17, 2020
- S&C Electric Company
- Paul Michael Pabst
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Advanced ground fault circuit interrupters (GFCI) and methods of op...
- Patent number 10,439,387
- Issue date Oct 8, 2019
- Ze Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for multi-level electronic protection using combi...
- Patent number 10,148,082
- Issue date Dec 4, 2018
- Honeywell International Inc.
- Vijay Nikam
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Load center monitor with optical waveguide sheet
- Patent number 9,885,755
- Issue date Feb 6, 2018
- SCHNEIDER ELECTRIC USA, INC.
- Steve M. Meehleder
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Arc flash protection system with self-test
- Patent number 9,653,904
- Issue date May 16, 2017
- Schweitzer Engineering Laboratories, Inc.
- Edmund O. Schweitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System for improving lightning immunity for a solid state power con...
- Patent number 9,590,412
- Issue date Mar 7, 2017
- Honeywell International Inc.
- Ezekiel Poulose
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Overvoltage protector
- Patent number 9,118,175
- Issue date Aug 25, 2015
- Phoenix Contact GmbH & Co. KG
- Friedrich-Eckhard Brand
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Arc flash protection system with self-test
- Patent number 9,046,391
- Issue date Jun 2, 2015
- Schweitzer Engineering Laboratories, Inc.
- Edmund O. Schweitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Busbar differential protection method
- Patent number 8,773,828
- Issue date Jul 8, 2014
- XJ Group Corporation
- Xiaohui Song
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Overvoltage protector
- Patent number 8,634,176
- Issue date Jan 21, 2014
- Phoenix Contact GmbH Co. KG
- Friedrich-Eckhard Brand
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Multi-terminal power line protection relay system
- Patent number 8,462,475
- Issue date Jun 11, 2013
- Hitachi, Ltd.
- Chikashi Komatsu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Arc flash protection with self-test
- Patent number 8,319,173
- Issue date Nov 27, 2012
- Schweitzer Engineering Laboratories Inc.
- Edmund O. Schweitzer, III
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Leakage current detection and interruption circuit with improved sh...
- Patent number 8,064,174
- Issue date Nov 22, 2011
- Technology Research Corporation
- Thomas S. Williams
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Leakage current detection and interruption circuit
- Patent number 7,751,161
- Issue date Jul 6, 2010
- Technology Research Corporation
- Thomas S. Williams
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
User interface for monitoring a plurality of faulted circuit indica...
- Patent number 7,692,538
- Issue date Apr 6, 2010
- Schweitzer Engineering Laboratories, Inc.
- Edmund O. Schweitzer, III
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Spark gap comprising an optically triggered power semiconductor com...
- Patent number 7,663,856
- Issue date Feb 16, 2010
- Siemens Aktiengesellschaft
- Wilfried Breuer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Leakage current detection and interruption circuit with improved sh...
- Patent number 7,623,329
- Issue date Nov 24, 2009
- Technology Research Corporation
- Thomas S. Williams
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Flexible secondary overcurrent protection
- Patent number 7,375,942
- Issue date May 20, 2008
- FulTec Semiconductor, Inc.
- Richard A. Harris
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High speed transfer system
- Patent number 7,050,280
- Issue date May 23, 2006
- ABB Technology AG
- Luciano Di Maio
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Protection system for an electricity network having an infrared dat...
- Patent number 6,704,568
- Issue date Mar 9, 2004
- Alstom
- Dominique Montjean
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Device for supervising in a high voltage converter station
- Patent number 6,084,787
- Issue date Jul 4, 2000
- ABB AB
- Krister Nyberg
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Redundant communications in a protective relay
- Patent number 5,982,595
- Issue date Nov 9, 1999
- General Electric Company
- Marzio Pozzuoli
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and a device for communication in a high voltage converter s...
- Patent number 5,969,956
- Issue date Oct 19, 1999
- ASEA Brown Boveri
- Krister Nyberg
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Optocoupler input expansion circuit
- Patent number 5,925,888
- Issue date Jul 20, 1999
- Paragon Electric Company, Inc.
- Rick A. Pecore
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR DETERMINING PHASE LOCKING OF CRITICAL ARC...
- Publication number 20230187920
- Publication date Jun 15, 2023
- Wuxi Power Supply Branch of State Grid Jiangsu Electric Power Co., Ltd.
- Jin Miao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DIGITAL INPUT ELECTRIC POWER SYSTEM PANEL METER
- Publication number 20210111550
- Publication date Apr 15, 2021
- Schweitzer Engineering Laboratories, Inc.
- Edmund O. Schweitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DIRECTIONAL OVER-CURRENT GROUND RELAY (DOCGR) USING SAMPLED VALUE A...
- Publication number 20190348832
- Publication date Nov 14, 2019
- LSIS CO., LTD
- Su-Hyeong JANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ADVANCED GROUND FAULT CIRCUIT INTERRUPTERS (GFCI) AND METHODS OF OP...
- Publication number 20190341767
- Publication date Nov 7, 2019
- Ze CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MICRO-GRID ADAPTIVE RELAYING
- Publication number 20190237283
- Publication date Aug 1, 2019
- S&C ELECTRIC COMPANY
- Paul Michael Pabst
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
OPTICALLY COMMUNICATIVE BATTERY MANAGEMENT SYSTEM
- Publication number 20190229518
- Publication date Jul 25, 2019
- CORVUS ENERGY INC.
- Jerome RONNE
- G08 - SIGNALLING
Information Patent Application
ADVANCED GROUND FAULT CIRCUIT INTERRUPTERS (GFCI) AND METHODS OF OP...
- Publication number 20180191150
- Publication date Jul 5, 2018
- Ze CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRICAL PROTECTION APPARATUS WITH TEST BUTTON
- Publication number 20180149700
- Publication date May 31, 2018
- Schneider Electric Industries SAS
- Jean-Baptiste BERNARD
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEM AND METHOD FOR MULTI-LEVEL ELECTRONIC PROTECTION USING COMBI...
- Publication number 20170244238
- Publication date Aug 24, 2017
- Vijay Nikam
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SYSTEM FOR IMPROVING LIGHTNING IMMUNITY FOR A SOLID STATE POWER CON...
- Publication number 20160197465
- Publication date Jul 7, 2016
- Honeywell International Inc.
- Ezekiel Poulose
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FAULT PROTECTION CIRCUIT
- Publication number 20150326008
- Publication date Nov 12, 2015
- Power Integrations, Inc.
- Stefan Bäurle
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ARC FLASH PROTECTION SYSTEM WITH SELF-TEST
- Publication number 20150244160
- Publication date Aug 27, 2015
- Schweitzer Engineering Laboratories, Inc.
- Edmund O. Schweitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
RELIABILITY IN SEMICONDUCTOR DEVICE CONTROL
- Publication number 20140203847
- Publication date Jul 24, 2014
- ABB TECHNOLOGY AG
- Jürgen Häfner
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
OVERVOLTAGE PROTECTOR
- Publication number 20140092513
- Publication date Apr 3, 2014
- Phoenix Contact GmbH & Co. KG
- Friedrich-Eckhard BRAND
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BUSBAR DIFFERENTIAL PROTECTION METHOD
- Publication number 20130258536
- Publication date Oct 3, 2013
- STATE GRID CORPORATION OF CHINA
- Xiaohui SONG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Arc Flash Protection System with Self-Test
- Publication number 20120312977
- Publication date Dec 13, 2012
- Schweitzer Engineering Laboratories, Inc.
- Edmund O. Schweitzer, III
- G01 - MEASURING TESTING
Information Patent Application
Method and Apparatus For Use In Monitoring Operation of Electrical...
- Publication number 20120026630
- Publication date Feb 2, 2012
- Peter E. Sutherland
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
MULTI-TERMINAL POWER LINE PROTECTION RELAY SYSTEM
- Publication number 20110310518
- Publication date Dec 22, 2011
- Hitachi, Ltd.
- Chikashi KOMATSU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
OVERVOLTAGE PROTECTOR
- Publication number 20110267730
- Publication date Nov 3, 2011
- Phoenix Contact GmbH & Co. KG
- Friedrich-Eckhard Brand
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FAULT TOLERANT TIME SYNCHRONIZATION
- Publication number 20100254225
- Publication date Oct 7, 2010
- Edmund O. Schweitzer, III
- G04 - HOROLOGY
Information Patent Application
ARC FLASH PROTECTION WITH SELF-TEST
- Publication number 20100072355
- Publication date Mar 25, 2010
- Edmund O. Schweitzer, III
- G01 - MEASURING TESTING
Information Patent Application
Leakage current detection and interruption circuit with improved sh...
- Publication number 20090303642
- Publication date Dec 10, 2009
- Technology Research Corporation
- Thomas S. Williams
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Leakage current detection and interruption circuit
- Publication number 20080108252
- Publication date May 8, 2008
- Technology Research Corporation
- Thomas S. Williams
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Spark Gap Comprising an Optically Triggered Power Semiconductor Com...
- Publication number 20070285858
- Publication date Dec 13, 2007
- Wilfried Breuer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
USER INTERFACE FOR MONITORING A PLURALITY OF FAULTED CIRCUIT INDICA...
- Publication number 20070268644
- Publication date Nov 22, 2007
- Edmund O. Schweitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Optically ignited spark gap
- Publication number 20070165351
- Publication date Jul 19, 2007
- Peter Menke
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Leakage current detection and interruption circuit with improved sh...
- Publication number 20070159740
- Publication date Jul 12, 2007
- Technology Research Corporation
- Thomas S. Williams
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Leakage current detection and interruption circuit
- Publication number 20060146456
- Publication date Jul 6, 2006
- Technology Research Corporation
- Thomas S. Williams
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High speed transfer system
- Publication number 20050007714
- Publication date Jan 13, 2005
- Luciano Di Maio
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Protection system for an electricity network having an infrared dat...
- Publication number 20020032026
- Publication date Mar 14, 2002
- Dominique Montjean
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

by means of light or heat rays

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method and apparatus for determining phase locking of critical arc...

Advanced ground fault circuit interrupters (GFCI) and methods of op...

Directional over-current ground relay (DOCGR) using sampled value a...

Digital input electric power system panel meter

Electrical protection apparatus with test button

Optically communicative battery management system

Micro-grid adaptive relaying

Advanced ground fault circuit interrupters (GFCI) and methods of op...

System and method for multi-level electronic protection using combi...

Load center monitor with optical waveguide sheet

Arc flash protection system with self-test

System for improving lightning immunity for a solid state power con...

Overvoltage protector

Arc flash protection system with self-test

Busbar differential protection method

Overvoltage protector

Multi-terminal power line protection relay system

Arc flash protection with self-test

Leakage current detection and interruption circuit with improved sh...

Leakage current detection and interruption circuit

User interface for monitoring a plurality of faulted circuit indica...

Spark gap comprising an optically triggered power semiconductor com...

Leakage current detection and interruption circuit with improved sh...

Flexible secondary overcurrent protection

High speed transfer system

Protection system for an electricity network having an infrared dat...

Device for supervising in a high voltage converter station

Redundant communications in a protective relay

Method and a device for communication in a high voltage converter s...

Optocoupler input expansion circuit

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR DETERMINING PHASE LOCKING OF CRITICAL ARC...

DIGITAL INPUT ELECTRIC POWER SYSTEM PANEL METER

DIRECTIONAL OVER-CURRENT GROUND RELAY (DOCGR) USING SAMPLED VALUE A...

ADVANCED GROUND FAULT CIRCUIT INTERRUPTERS (GFCI) AND METHODS OF OP...

MICRO-GRID ADAPTIVE RELAYING

OPTICALLY COMMUNICATIVE BATTERY MANAGEMENT SYSTEM

ADVANCED GROUND FAULT CIRCUIT INTERRUPTERS (GFCI) AND METHODS OF OP...

ELECTRICAL PROTECTION APPARATUS WITH TEST BUTTON

SYSTEM AND METHOD FOR MULTI-LEVEL ELECTRONIC PROTECTION USING COMBI...

SYSTEM FOR IMPROVING LIGHTNING IMMUNITY FOR A SOLID STATE POWER CON...

FAULT PROTECTION CIRCUIT

ARC FLASH PROTECTION SYSTEM WITH SELF-TEST

RELIABILITY IN SEMICONDUCTOR DEVICE CONTROL

OVERVOLTAGE PROTECTOR

BUSBAR DIFFERENTIAL PROTECTION METHOD

Arc Flash Protection System with Self-Test

Method and Apparatus For Use In Monitoring Operation of Electrical...

MULTI-TERMINAL POWER LINE PROTECTION RELAY SYSTEM

OVERVOLTAGE PROTECTOR

FAULT TOLERANT TIME SYNCHRONIZATION

ARC FLASH PROTECTION WITH SELF-TEST

Leakage current detection and interruption circuit with improved sh...

Leakage current detection and interruption circuit

Spark Gap Comprising an Optically Triggered Power Semiconductor Com...

USER INTERFACE FOR MONITORING A PLURALITY OF FAULTED CIRCUIT INDICA...

Optically ignited spark gap

Leakage current detection and interruption circuit with improved sh...

Leakage current detection and interruption circuit

High speed transfer system

Protection system for an electricity network having an infrared dat...