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H01H71/28
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Parent Industries
H
ELECTRICITY
H01
Electric elements
H01H
ELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES
H01H71/00
Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
Current Industry
H01H71/28
with windings acting in conjunction
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Patents Grants
last 30 patents
Information
Patent Grant
Control system and interrupter system
Patent number
11,935,712
Issue date
Mar 19, 2024
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kenji Kanematsu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Circuit breaker
Patent number
11,328,889
Issue date
May 10, 2022
Ellenberger & Poensgen GmbH
Hendrik-Christian Koepf
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Circuit breaker
Patent number
10,790,107
Issue date
Sep 29, 2020
Ellenberger & Poensgen GmbH
Hendrik-Christian Koepf
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Energy-saving ground-fault circuit interrupter
Patent number
10,163,597
Issue date
Dec 25, 2018
SHANGHAI YUNYUAN ELECTRIC APPLIANCE CO., LTD.
Guojiu Liu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switching-device tripping apparatus
Patent number
9,548,175
Issue date
Jan 17, 2017
Siemens Aktiengesellschaft
Oliver Duwe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Triggering unit for actuating a mechanical switching unit of a device
Patent number
9,117,612
Issue date
Aug 25, 2015
Siemens Aktiengesellschaft
Wolfgang Feil
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrical switching device for fault-current, overcurrent and shor...
Patent number
7,088,207
Issue date
Aug 8, 2006
ABB Patent GmbH
Bernd Siedelhofer
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High current auxiliary switch for a circuit breaker
Patent number
6,400,242
Issue date
Jun 4, 2002
Carling Technologies, Inc.
Michael A. Fasano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrical switching apparatus employing twice-energized trip actuator
Patent number
6,061,217
Issue date
May 9, 2000
Eaton Corporation
Kurt A. Grunert
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Circuit breaker including two magnetic coils and a positive tempera...
Patent number
6,020,802
Issue date
Feb 1, 2000
Square D Company
Brett E. Larson
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dual trip circuit for circuit breaker
Patent number
5,369,542
Issue date
Nov 29, 1994
Siemens Energy & Automation, Inc.
David A. Leone
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Protection system for electric circuits
Patent number
5,323,288
Issue date
Jun 21, 1994
Heinemann Electric (Europe) S.A.
Francis Geiser
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Dual wound trip solenoid
Patent number
5,260,676
Issue date
Nov 9, 1993
Westinghouse Electric Corp.
Umesh C. Patel
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electronic circuit breaker with protection against sputtering arc f...
Patent number
5,224,006
Issue date
Jun 29, 1993
Westinghouse Electric Corp.
Raymond W. MacKenzie
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Circuit breaker having an electronic fault sensing and trip initiat...
Patent number
4,208,693
Issue date
Jun 17, 1980
Square D Company
James W. Dickens
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Circuit interrupter
Patent number
3,973,233
Issue date
Aug 3, 1976
Mitsubishi Denki Kabushiki Kaisha
Toshio Miyamoto
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
3427505
Patent number
3,427,505
Issue date
Feb 11, 1969
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
2520792
Patent number
2,520,792
Issue date
Aug 29, 1950
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
CONTROL SYSTEM AND INTERRUPTER SYSTEM
Publication number
20240177946
Publication date
May 30, 2024
Panasonic Intellectual Property Management Co., Ltd.
Kenji KANEMATSU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CONTROL SYSTEM AND INTERRUPTER SYSTEM
Publication number
20210304974
Publication date
Sep 30, 2021
Panasonic Intellectual Property Management Co., Ltd.
Kenji KANEMATSU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CIRCUIT BREAKER
Publication number
20200357592
Publication date
Nov 12, 2020
ELLENBERGER & POENSGEN GMBH
Hendrik-Christian KOEPF
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CIRCUIT BREAKER
Publication number
20180182587
Publication date
Jun 28, 2018
ELLENBERGER & POENSGEN GMBH
Hendrik-Christian KOEPF
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TRIGGERING UNIT FOR ACTUATING A MECHANICAL SWITCHING UNIT OF A DEVICE
Publication number
20140321023
Publication date
Oct 30, 2014
Siemens Aktiengesellschaft
Wolfgang Feil
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SWITCHING-DEVICE TRIPPING APPARATUS
Publication number
20140292452
Publication date
Oct 2, 2014
Oliver Duwe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Electrical switching device for fault-current, overcurrent and shor...
Publication number
20030235021
Publication date
Dec 25, 2003
Bernd Siedelhofer
H01 - BASIC ELECTRIC ELEMENTS