ClassID:

216873

H02H11/002 - CPC Classification

Classification description:

Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of inverted polarity or connection; with switching for obtaining correct connection

Sub-classes:
Recent Application in this class:
#1
20260128585
2026-05-07

ENERGY STORAGE APPARATUS

#2
20260000403
2026-01-01

LOCAL DISPLAY OF TISSUE PARAMETER STABILIZATION

#3
20250323487
2025-10-16

ELECTRICAL RECEPTACLE FAULT PROTECTION

#4
20250167545
2025-05-22

POLARITY REVERSAL METHOD FOR ELECTRODE DEVICE BASED ON UNSTABLE POWER SUPPLY

#5
20250038511
2025-01-30

ELECTRICAL RECEPTACLE FAULT PROTECTION

#6
20240341764
2024-10-17

SMART CARTRIDGE WAKE UP OPERATION AND DATA RETENTION

#7
20240322563
2024-09-26

Electrical Power Supply

#8
20240235173
2024-07-11

Electrical receptacle fault protection

#9
20230402831
2023-12-14

Electrical receptacle fault protection

#10
20230389921
2023-12-07

LOCAL DISPLAY OF TISSUE PARAMETER STABILIZATION

#11
20230320731
2023-10-12

Smart cartridge wake up operation and data retention

#12
20230231373
2023-07-20

Electrical receptacle fault protection

#13
20230057935
2023-02-23

Smart cartridge wake up operation and data retention

#14
20230026136
2023-01-26

Electrical receptacle fault protection

#15
20220352713
2022-11-03

Reverse power connection preventing circuit, power distribution apparatus, and power supply and distribution system

#16
20220337055
2022-10-20

Electrical overstress protection with low leakage current for high voltage tolerant high speed interfaces

#17
20220209522
2022-06-30

Electrical receptacle fault protection

#18
20220200261
2022-06-23

Electrical receptacle fault protection

#19
20210360834
2021-11-18

Three-phase electronic control unit for enclosure air conditioners

#20
20210314181
2021-10-07

System and method for adapting a polarity of a data signal

#21
20210249850
2021-08-12

Electrical receptacle fault protection

#22
20210249823
2021-08-12

SYSTEMS AND METHODS USING ELECTRICAL RECEPTACLES FOR INTEGRATED POWER CONTROL, COMMUNICATION AND MONITORING

#23
20210126446
2021-04-29

Method and system for detecting miswiring of a power supply for a domestic appliance

#24
20210068831
2021-03-11

End effector including magnetic and impedance sensors

#25
20210068830
2021-03-11

Smart cartridge wake up operation and data retention

#26
20200366080
2020-11-19

Electrical receptacle fault protection

#27
20200303918
2020-09-24

Battery protection circuit

#28
20200287381
2020-09-10

Electronic field device with transceiver protecting circuit

#29
20200227914
2020-07-16

Electrical overstress protection with low leakage current for high voltage tolerant high speed interfaces

#30
20200093488
2020-03-26

Smart cartridge wake up operation and data retention

#31
20200093487
2020-03-26

Smart cartridge wake up operation and data retention

#32
20200085431
2020-03-19

Local display of tissue parameter stabilization

#33
20200060048
2020-02-20

Three-phase electronic control unit for enclosure air conditioners

#34
20200013319
2020-01-09

Protective circuit and display device

#35
20190379299
2019-12-12

Power conversion device for recording reverse voltage state

#36
20190245359
2019-08-08

Power supply device

#37
20190195932
2019-06-27

Smart wiring devices

#38
20190190259
2019-06-20

Voltage converter having a reverse polarity protection diode

#39
20190125345
2019-05-02

Smart cartridge wake up operation and data retention

#40
20190123544
2019-04-25

Method and apparatus for adaptive AC/DC surge protection

#41
20190081472
2019-03-14

Battery boost apparatus

#42
20190036331
2019-01-31

High voltage clamp with positive and negative protection

#43
20190027920
2019-01-24

Method and system for detecting miswiring of a power supply for a domestic appliance

#44
20190015102
2019-01-17

POLARITY OF HALL MAGNET TO DETECT MISLOADED CARTRIDGE

#45
20180358803
2018-12-13

Unit

#46
20180358798
2018-12-13

Vehicle control device

#47
20180351347
2018-12-06

Safety device for a power supply

#48
20180191157
2018-07-05

Polarity recognition and swapping for DC powered devices

#49
20180191153
2018-07-05

Electric circuit device

#50
20180069338
2018-03-08

Connector, socket, method for providing signals to connector by socket, electronic equipment

#51
20180048146
2018-02-15

Photovoltaic string reverse polarity detection

#52
20170324195
2017-11-09

Systems and methods using electrical receptacles for integrated power control, communication and monitoring

#53
20170209145
2017-07-27

Powered medical device including measurement of closure state of jaws

#54
20170184343
2017-06-29

Systems and methods for testing electrical connectors

#55
20170126004
2017-05-04

Apparatus to provide reverse polarity protection

#56
20170118814
2017-04-27

System and device for driving a plurality of high powered LED units

#57
20170104325
2017-04-13

Electrical receptacle fault protection

#58
20170054290
2017-02-23

Polarity recognition and swapping for DC powered devices

#59
20170047726
2017-02-16

Ground fault protection circuit and ground fault circuit interrupter

#60
20170033602
2017-02-02

Smart power socket and smart home system

#61
20170012425
2017-01-12

Combined device for electrical protection against transient overvoltages and monitoring of an electrical installation

#62
20160241015
2016-08-18

Reverse battery protection for battery-powered devices

#63
20160241014
2016-08-18

Sensor device

#64
20160156173
2016-06-02

Circuit architectures for protecting against PoDL wire faults

#65
20160066912
2016-03-10

Circuitry and sensors for powered medical device

#66
20160066911
2016-03-10

Smart cartridge wake up operation and data retention

#67
20160066909
2016-03-10

Multiple sensors with one sensor affecting a second sensor's output or interpretation

#68
20150372475
2015-12-24

Leakage protection method and device having live/neutral wire identification function

#69
20150361942
2015-12-17

Method for testing a supply circuit, and a corresponding supply circuit for at least one ignition circuit

#70
20150312989
2015-10-29

System and device for driving a plurality of high powered LED units

#71
20150287712
2015-10-08

Semiconductor device

#72
20150280423
2015-10-01

Method and device for protecting several strings of a photovoltaic generator from reverse currents

#73
20150270703
2015-09-24

Methods and circuits for reverse battery protection

#74
20150222206
2015-08-06

Motor driving circuit

#75
20150194804
2015-07-09

Short circuit prevention device

#76
20150180327
2015-06-25

Phase sequence switching device for three-phase power supply

#77
20150180219
2015-06-25

Apparatus and method for protecting a circuit of a vehicle and circuit

#78
20150109706
2015-04-23

Semiconductor device

#79
20150109077
2015-04-23

Apparatus, system and method for total protection from electrical faults

#80
20150069859
2015-03-12

Photovoltaic inverter

#81
20140331066
2014-11-06

Rectifier circuit and powered device

#82
20140268455
2014-09-18

Reverse battery protection for battery-powered devices

#83
20140268437
2014-09-18

GFCI self test software functional program for autonomous monitoring and fail safe power denial operations

#84
20140268436
2014-09-18

Protective device with non-volatile memory miswire circuit

#85
20140239713
2014-08-28

Power supply branching control apparatus and method for supplying power to electric loads

#86
20140162496
2014-06-12

Protection circuitry for reversible connectors

#87
20140129850
2014-05-08

Polarity correction bridge controller for combined power over ethernet system

#88
20140111895
2014-04-24

Surge protection circuit

#89
20140092501
2014-04-03

Motor controller with reverse-bias preventing mechanism

#90
20130200874
2013-08-08

DC power supply apparatus configured to correct input polarity of DC power

#91
20130188290
2013-07-25

Miswire protection and annunciation of system conditions for arc fault circuit interrupters and other wiring devices

#92
20130107406
2013-05-02

Process control field device with circuitry protection

#93
20130057990
2013-03-07

Electrical device with miswire protection and automated testing

#94
20130029527
2013-01-31

Protection circuitry for reversible connectors

#95
20120320481
2012-12-20

Protection System

#96
20120314330
2012-12-13

Dual voltage hot swap module power control

#97
20120293018
2012-11-22

Polarity correcting device

#98
20120275070
2012-11-01

Load control and protection system

#99
20120212870
2012-08-23

Power modules with reverse polarity protection

#100
20120206100
2012-08-16

ELECTRIC VEHICLE SUPPLY EQUIPMENT

#101
20120187958
2012-07-26

Electric leakage detection protective circuit with magnetic lock mechanism

#102
20120147509
2012-06-14

TBF Compatible with Input Power Including GFCI

#103
20120089266
2012-04-12

System and integrated method for a parallel and series arc fault circuit interrupter

#104
20110279933
2011-11-17

Circuit interrupting device with reset lockout

#105
20110273018
2011-11-10

High-efficiency DC ballast arrangement with automatic polarity protection and emergency back-up for lighting fixture in a suspended DC-powered ceiling system

#106
20110261493
2011-10-27

Dual voltage hot swap module power control

#107
20110227630
2011-09-22

Switching device for electric circuit

#108
20110141648
2011-06-16

Electrical safety devices and systems for use with electrical wiring, and methods for using same

#109
20110134576
2011-06-09

Power delivery circuit having protection switch for reverse battery condition

#110
20110089924
2011-04-21

Dual voltage hot swap module power control

#111
20110051477
2011-03-03

Front-end circuit of power converter

#112
20100172061
2010-07-08

Polarity reversal protection unit

#113
20100148733
2010-06-17

Reverse polarity protection for MOSFETs

#114
20100134932
2010-06-03

Circuit interrupting device with reset lockout

#115
20100118452
2010-05-13

Safety device for prevention of electrical shocks

#116
20100102826
2010-04-29

Power supply monitoring system

#117
20100007447
2010-01-14

Miswiring circuit coupled to an electrical fault interrupter

#118
20090273866
2009-11-05

Fault circuit interrupter with bi-directional sensing

#119
20090201027
2009-08-13

Electrical safety devices and systems for use with electrical wiring, and methods for using same

#120
20090174413
2009-07-09

Method and Apparatus to Verify the Proper Connection of Loads before Applying Full DC Power

#121
20090168276
2009-07-02

Protection of polarity-sensitive components connected in parallel with a direct current motor or inductor

#122
20090160663
2009-06-25

Electrical ground protection device, circuit tester and method of circuit condition detection

#123
20090108909
2009-04-30

High current power output stage

#124
20080304298
2008-12-11

System interconnection inverter including overvoltage and negative voltage protection

#125
20080225448
2008-09-18

Ground fault circuit interrupter

#126
20080204951
2008-08-28

Safety device for prevention of electrical shocks

#127
20080186642
2008-08-07

Circuit interrupting device with reset lockout and reverse wiring protection and method of manufacture

#128
20080074097
2008-03-27

Device for automatic detection of battery polarity

#129
20080043387
2008-02-21

Relocatable power tap with ground-neutral fault detector

#130
20080024138
2008-01-31

Identifying apparatus for AC power supply arrangement

#131
20080020627
2008-01-24

Electrical safety devices and systems for use with electrical wiring, and methods for using same

#132
20080007880
2008-01-10

Leakage current detector interrupter with continuous duty relay

#133
20070211394
2007-09-13

IC power protection circuit

#134
20070086127
2007-04-19

Ground fault circuit interrupter containing a dual-function test button

#135
20070047165
2007-03-01

Apparatus for polarity-inversion-protected supplying of an electronic component with an intermediate voltage from a supply voltage

#136
20060268472
2006-11-30

Wiring fault correction circuit

#137
20060232901
2006-10-19

Arrangement for protecting an electrical device

#138
20060198071
2006-09-07

Method of distribution of a circuit interrupting device with reset lockout and reverse wiring protection

#139
20060126245
2006-06-15

Integrated reverse battery protection circuit for an external MOSFET switch

#140
20060126244
2006-06-15

Protective apparatus

#141
20060067022
2006-03-30

Fail-safe system for electric power steering in vehicles

#142
20060022527
2006-02-02

Protective device in a controller

#143
20060002044
2006-01-05

Battery protect circuit for switched circuit that switches between a supply and a battery

#144
20050248899
2005-11-10

Power strip having the function of neutral line switching

#145
20050243482
2005-11-03

Brushless DC fan motor driving circuit

#146
20050128101
2005-06-16

Fused and sealed connector system for permanent reservoir monitoring and production control

#147
20050088130
2005-04-28

Power window driving apparatus

#148
20050024798
2005-02-03

Enhanced method and apparatus for protecting against bolted short, open neutral, and reverse polarity conditions in an electronic circuit

#149
20050007711
2005-01-13

Power adapter interface circuitry for protecting a battery operated system

#150
14929181
2018-11-06

Power supply charge pump and protection circuit