ClassID:

217082

H02J9/02 - CPC Classification

Classification description:

Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which an auxiliary distribution system and its associated lamps are brought into service

Recent Application in this class:
#1
20260051231
2026-02-19

LED DOWNLIGHT POWER SUPPLY CIRCUIT AND LED DOWNLIGHT

#2
20260013021
2026-01-08

EMERGENCY DETECTION CIRCUIT AND APPARATUS COMPATIBLE WITH TRIAC DIMMER

#3
20240334562
2024-10-03

EMERGENCY LIGHTING MONITORING AND REPORTING SYSTEM

#4
20240297804
2024-09-05

MULTI-DROP POE NETWORK FOR POWER DISTRIBUTION AND COMMUNICATION

#5
20240204559
2024-06-20

EMERGENCY LAMP CONTROL CIRCUIT

#6
20240128787
2024-04-18

Secondary power system

#7
20230198287
2023-06-22

Networked lighting control system with dedicated keepalive normal power emergency protocol

#8
20230162592
2023-05-25

Automated testing of emergency lights

#9
20230109561
2023-04-06

Emergency lighting system

#10
20230022976
2023-01-26

Driver for emergency lighting means

#11
20230022449
2023-01-26

Converter unit using a status lamp

#12
20230021905
2023-01-26

Networked lighting control system with dedicated keepalive normal power emergency protocol

#13
20220158467
2022-05-19

Self-diagnostic fault identification system for emergency lighting unit

#14
20210281100
2021-09-09

Secondary power system

#15
20210272445
2021-09-02

Automated testing of emergency lights

#16
20210227663
2021-07-22

LED light

#17
20210226475
2021-07-22

LED emergency light and the control method thereof

#18
20210199254
2021-07-01

Networked LED lighting system

#19
20210144831
2021-05-13

Solid-state lighting with auto-tests and data communications

#20
20210119473
2021-04-22

Power supply box for use with an architectural-structure covering

#21
20200408374
2020-12-31

Self-diagnostic fault identification system for emergency lighting unit

#22
20200364995
2020-11-19

Emergency detection and notification system with autonomous mapping

#23
20200245434
2020-07-30

EMERGENCY LIGHTING MONITORING AND REPORTING SYSTEM

#24
20200161893
2020-05-21

Automated testing of emergency lights

#25
20200119583
2020-04-16

System and method for emergency lighting

#26
20200116310
2020-04-16

Networked LED lighting system

#27
20200099248
2020-03-26

Controlled Low Voltage Emergency Power Distribution

#28
20200096162
2020-03-26

Networked LED lighting system

#29
20200083741
2020-03-12

Emergency lighting unit with AC power charging

#30
20200076227
2020-03-05

Emergency lighting converter

#31
20200059997
2020-02-20

Operating device having a test switch and status indicator

#32
20200051408
2020-02-13

Emergency lighting system with autonomous egress mapping

#33
20200028378
2020-01-23

Emergency lighting converter

#34
20190393719
2019-12-26

BACKUP POWER SOURCE ASSEMBLY, LAMP ASSEMBLY, LIGHTING SYSTEM AND INSTALLING METHOD THEREOF

#35
20190326777
2019-10-24

Automated testing of emergency lights

#36
20190267831
2019-08-29

Secondary power system

#37
20190230758
2019-07-25

Adaptive power regulation of LED driver module for emergency lighting

#38
20190176993
2019-06-13

Routable backup power control units

#39
20190059130
2019-02-21

COMBINATION WIRELESS ACCESS POINT AND EMERGENCY ASSISTANCE DEVICE

#40
20190045601
2019-02-07

Apparatus and method for remote control of lighting equipments

#41
20190041009
2019-02-07

Networked LED lighting system

#42
20180348306
2018-12-06

Cycle test method

#43
20180332538
2018-11-15

Terminal device with a power supply control during emergency communication

#44
20180329470
2018-11-15

Reserve power system for data center

#45
20180310389
2018-10-25

Cloud-connected off-grid lighting and video system

#46
20180295706
2018-10-11

Wirelessly controllable communication module

#47
20180263098
2018-09-13

Wirelessly controllable lighting module

#48
20180263097
2018-09-13

Relating to luminaires

#49
20180249561
2018-08-30

Motion sensitive communication device for controlling IR lighting

#50
20180249556
2018-08-30

Power source equipment device for a power over ethernet lighting system

#51
20180216789
2018-08-02

Networked LED lighting system

#52
20180192501
2018-07-05

Motion sensitive communication device for controlling lighting

#53
20180184506
2018-06-28

Video on demand for communication devices

#54
20180177032
2018-06-21

WIRELESSLY CONTROLLABLE COMMUNICATION MODULE

#55
20180166912
2018-06-14

Backup power source assembly, lamp assembly, lighting system and installing method thereof

#56
20180152022
2018-05-31

Island detection and control of a microgrid

#57
20180145846
2018-05-24

Lighting-control processor and method for operating a lighting-control processor

#58
20180145536
2018-05-24

Dual-distribution lighting device for lighting systems

#59
20180092191
2018-03-29

Power over ethernet lighting system with emergency mode

#60
20180084627
2018-03-22

Cloud-connected off-grid lighting and video system

#61
20180073696
2018-03-15

Self-diagnostic fault identification system for emergency lighting unit

#62
20180049300
2018-02-15

Wireless lighting system with camera operation

#63
20180034313
2018-02-01

Emergency power supply unit and method for operating an emergency lighting means

#64
20180026476
2018-01-25

Light emitting diode emergency light with transportation mode and operation method thereof

#65
20170299134
2017-10-19

Emergency lighting system

#66
20170294691
2017-10-12

Power storage system and power storage method

#67
20170244609
2017-08-24

Control and monitoring of battery-backed emergency lighting systems

#68
20170227174
2017-08-10

Networked LED lighting system

#69
20170155273
2017-06-01

Secondary power system

#70
20170142792
2017-05-18

Battery back up lamp using AC wiring activation

#71
20170110905
2017-04-20

Devices, systems and methods for emergency light operation

#72
20170077745
2017-03-16

Panel board emergency lighting system

#73
20170051886
2017-02-23

LED emergency lighting

#74
20170047774
2017-02-16

Emergency lighting system and method for automatic heating power equalization

#75
20170009743
2017-01-12

Operating a wind turbine being connected to a utility grid solely via a HVDC power connection with a network bridge controller performing a power and a voltage control

#76
20160359428
2016-12-08

Control power supply device for inverter

#77
20160356469
2016-12-08

SUPPLEMENTAL, BACKUP OR EMERGENCY LIGHTING SYSTEMS AND METHODS

#78
20160330825
2016-11-10

Cloud connected motion sensor lighting grid

#79
20160301247
2016-10-13

Load powered via supply or re-chargeable source

#80
20160267753
2016-09-15

Control and monitoring of battery-backed emergency lighting systems

#81
20160266593
2016-09-15

Automatic auxiliary-power detector for pool systems

#82
20160249439
2016-08-25

Coordinated network of autonomous off grid powered lighting devices

#83
20160192455
2016-06-30

Battery backup system for LED luminaire

#84
20160141914
2016-05-19

Methods and systems for emergency lighting

#85
20160111837
2016-04-21

Configurable safety light receptacle

#86
20160036268
2016-02-04

Light fixture emergency power system

#87
20150380983
2015-12-31

Ballast with battery backup

#88
20150349524
2015-12-03

Power network system, power control method, power router, control apparatus, and storage medium

#89
20150282261
2015-10-01

Line protection and coupling circuit for switch sensing devices

#90
20150163867
2015-06-11

Coordinated autonomous network of grid powered lighting devices

#91
20150156895
2015-06-04

Configurable safety light receptacle

#92
20150155743
2015-06-04

Fluorescent LED lighting device and lighting on/off mode switching method therefor

#93
20150149034
2015-05-28

Systems and methods for auxiliary power outlet control

#94
20150130350
2015-05-14

Apparatus real time control and navigation system using networked illuminated signs improving safety and reducing response time of first responders

#95
20150108895
2015-04-23

Autonomous emergency light unit for an aircraft and emergency lighting system comprising such light unit

#96
20150076913
2015-03-19

Power converter with digital current control circuit

#97
20150054342
2015-02-26

Apparatus for receiving non-contact energy and controlling method therefor

#98
20150054338
2015-02-26

Intuitive electronic circuit

#99
20150008844
2015-01-08

Lighting power supply

#100
20140361688
2014-12-11

Battery backup motion sensing lighting device

#101
20140320011
2014-10-30

Emergency lighting monitoring and reporting system

#102
20140312802
2014-10-23

Wireless lighting network with external remote control

#103
20140300186
2014-10-09

LED lighting system for a railway vehicle

#104
20140208130
2014-07-24

Reserve power system for data center

#105
20140208129
2014-07-24

Reserve power system for data center

#106
20140145623
2014-05-29

Emergency lighting system

#107
20140139122
2014-05-22

Systems and methods for multi-state power management

#108
20130328402
2013-12-12

LED illumination device for fluorescent light fixture

#109
20130307412
2013-11-21

Emergency battery converter

#110
20130260613
2013-10-03

Configurable safety light receptacle

#111
20130207554
2013-08-15

Power supply for illumination and luminaire

#112
20130200707
2013-08-08

Modular LED lighting having an emergency light function

#113
20130147397
2013-06-13

Emergency lighting devices with LED strings

#114
20130147269
2013-06-13

Modular LED lighting system having emergency light function

#115
20130140888
2013-06-06

Load-sharing and boost voltage for notification appliance circuits

#116
20130106285
2013-05-02

Rail vehicle emergency lighting

#117
20130088846
2013-04-11

Lighting system

#118
20130076242
2013-03-28

Automatic backup lighting system

#119
20130049590
2013-02-28

Emergency illumination system based on LED combined LED lamps

#120
20130039034
2013-02-14

Panel illumination system

#121
20120260677
2012-10-18

COOLING APPARATUS AND CONTROL METHOD

#122
20120212065
2012-08-23

Scalable and redundant mini-inverters

#123
20120181934
2012-07-19

Light guiding system and a method for controlling the same

#124
20120080944
2012-04-05

Grid shifting system for a lighting circuit

#125
20110227540
2011-09-22

Direct-current power source apparatus

#126
20110133655
2011-06-09

Autonomous grid shifting lighting device

#127
20110043041
2011-02-24

Sinusoidal Alternating Current Ballast For Fluorescent Emergency Lighting

#128
20110043040
2011-02-24

Ballast for fluorescent emergency lighting

#129
20100327766
2010-12-30

Wireless emergency lighting system

#130
20100237783
2010-09-23

Wireless convenience lighting system and method of making same

#131
20100109438
2010-05-06

Emergency lighting system

#132
20100072896
2010-03-25

Panel Board Emergency Lighting System

#133
20100066250
2010-03-18

Combination emergency light and nightlight

#134
20090284384
2009-11-19

Unobtrusive Power Failure Lighting System

#135
20090273917
2009-11-05

LIGHTING DEVICE

#136
20090146611
2009-06-11

Automatic discharging apparatus

#137
20090045748
2009-02-19

Emergency Lighting Structure

#138
20080258628
2008-10-23

Light emitting diode emergency lighting methods and apparatus

#139
20080111425
2008-05-15

Uninterruptible power supply with an illuminator

#140
20080030140
2008-02-07

Power outage light socket device

#141
20080026781
2008-01-31

Emergency lighting system

#142
20080024010
2008-01-31

AUTOMATIC AUXILIARY LIGHTING UNIT

#143
20070211461
2007-09-13

Lighting device with multiple power sources and multiple modes of operation

#144
20070194722
2007-08-23

Maintenance free emergency lighting

#145
20070090794
2007-04-26

Wall outlet device having emergency light

#146
20070080820
2007-04-12

Control system for a plurality of lamp-operating devices that are arranged in a distributed manner and method for initializing such a control system

#147
20060262462
2006-11-23

Concealed Safety Lighting and Alerting System

#148
20060170380
2006-08-03

Apparatus and methods for providing emergency safety lighting

#149
20060133096
2006-06-22

Emergency light

#150
20060076899
2006-04-13

Emergency lighting system

#151
20060018107
2006-01-26

Emergency light element having a digital addressable control interface

#152
20050264261
2005-12-01

AUTOILLUMINATING RECHARGEABLE LAMP SYSTEM

#153
20050194930
2005-09-08

Autoilluminating rechargeable lamp system

#154
20050162281
2005-07-28

Consumer unit

#155
20050135103
2005-06-23

Apparatus and methods for providing emergency safety lighting

#156
20050127842
2005-06-16

Emergency lighting function illumination appliance

#157
20050093457
2005-05-05

Self test emergency ballast

#158
20050007024
2005-01-13

Apparatus and methods for providing an emergency lighting augmentation system

#159
18941256
2025-12-16

Emergency power supply circuit and lighting device

#160
18826207
2025-04-01

Self-powered testing and alerting module for a remotely powered egress light source

#161
18315777
2024-03-05

Emergency light

#162
18216611
2024-04-02

Industrial emergency lighting device having storage mode triggering circuit

#163
16811306
2020-09-29

Wireless lighting control system with automatic emergency mode exit network protocol

#164
16666633
2020-05-12

Wireless lighting control system with automatic emergency mode exit network protocol

#165
16661777
2020-08-11

Emergency lighting system and method for providing emergency light

#166
16376246
2022-12-06

Wirelessly controllable communication module

#167
16226305
2019-10-15

Motion sensitive communication device for controlling IR lighting

#168
16027184
2019-10-08

Emergency lighting system with autonomous egress mapping

#169
15631400
2018-07-10

Emergency lamp tube and bulb

#170
15412068
2018-05-15

Smart emergency light

#171
14967160
2016-12-20

Automatic emergency lighting load control