ClassID:

155205

F21V29/673 - CPC Classification

Classification description:

Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems; Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans the fans being used for intake

Recent Application in this class:
#1
20260146734
2026-05-28

COMBINATION FAN, LED LIGHT AND EQUIPMENT COOLING APPARATUS

#2
20260132916
2026-05-14

LAMP WITH ELECTRIC CONTROL BOX, ELECTRIC CONTROL BOX AND HEAT DISSIPATION BOX

#3
20250377079
2025-12-11

EFFECTS SYSTEM FOR A LUMINAIRE

#4
20250341292
2025-11-06

LIGHT-EMITTING ELEMENT AND LIGHT SOURCE MODULE

#5
20250248374
2025-08-07

MODULAR LIGHT DEVICES, SYSTEMS, AND METHODS

#6
20250224107
2025-07-10

LED LUMINAIRE THERMAL MANAGEMENT SYSTEM

#7
20250180977
2025-06-05

COOLING STRUCTURE FOR LIGHT SOURCE DEVICE AND PROJECTOR

#8
20250155115
2025-05-15

PORTABLE LIGHT PANEL

#9
20250120786
2025-04-17

LIGHTING APPARATUS

#10
20250043948
2025-02-06

JUNCTION BOX AND LIGHTING ASSEMBLY WITH O-RING AND RELATED SYSTEMS AND METHODS

#11
20250027640
2025-01-23

COMBINATION FAN, LED LIGHT AND EQUIPMENT COOLING APPARATUS

#12
20250003582
2025-01-02

Light head with auxiliary heat dissipation and stage light fixture having same

#13
20240324137
2024-09-26

COOLING DEVICE, LIGHT SOURCE DEVICE, AND IMAGE PROJECTION APPARATUS

#14
20240318805
2024-09-26

Lighting device having improved light emission and clean air function

#15
20240295303
2024-09-05

Multi-directional luminaire with opposing mounting plates and structural supports

#16
20240183522
2024-06-06

Solid state lights with cooling structures

#17
20240147970
2024-05-09

Arc modular light devices, systems, and methods

#18
20240050187
2024-02-15

Lighting apparatus

#19
20240011607
2024-01-11

Light source unit, light source device, and method for forming light source unit

#20
20230400178
2023-12-14

LED LUMINAIRE THERMAL MANAGEMENT SYSTEM

#21
20230349544
2023-11-02

Combination fan, LED light and equipment cooling apparatus

#22
20230250948
2023-08-10

Solid state lights with cooling structures

#23
20230220981
2023-07-13

Combination LED lighting and fan apparatus

#24
20230100956
2023-03-30

Illumination device for providing optimum growing conditions

#25
20230013857
2023-01-19

Lighting apparatus

#26
20220252245
2022-08-11

Solid state lights with cooling structures

#27
20220201991
2022-06-30

Arc modular light devices, systems, and methods

#28
20220146085
2022-05-12

LIGHTING DEVICE WITH A SILENT LARGE-VOLUME AIR DUCT STRUCTURE

#29
20220120425
2022-04-21

Combination LED lighting and fan apparatus

#30
20220099287
2022-03-31

LED luminaire thermal management system

#31
20220010956
2022-01-13

Indoor lighting and climate system

#32
20220003401
2022-01-06

Method for remotely cooling a scope-mounted (distal) arthroscopic light source

#33
20210262653
2021-08-26

Photography lamp

#34
20210262628
2021-08-26

Streetlight retrofit to provide access for wireless and cellular networks

#35
20210178008
2021-06-17

Multi-functional lighting fixture

#36
20210116788
2021-04-22

Illumination apparatus and camera system

#37
20210108792
2021-04-15

Junction box and lighting assembly with O-ring and related systems and methods

#38
20210080095
2021-03-18

Solid state lights with cooling structures

#39
20210077219
2021-03-18

Lighting apparatus

#40
20210063008
2021-03-04

Light source device

#41
20200404856
2020-12-31

LED grow light system

#42
20200386395
2020-12-10

ED luminaire thermal management system

#43
20200386387
2020-12-10

Arc modular light devices, systems, and methods

#44
20200300451
2020-09-24

Cooling device, light source device, and medical observation system

#45
20200272037
2020-08-27

Light source heat-dissipating device and projection apparatus

#46
20200271350
2020-08-27

Airway device

#47
20200271307
2020-08-27

Projector

#48
20200233287
2020-07-23

Heat dissipation module and projection device

#49
20200173725
2020-06-04

Finned heat-exchange system

#50
20200009286
2020-01-09

Multi-functional lighting fixture

#51
20190360680
2019-11-28

Combination LED lighting and fan apparatus

#52
20190360679
2019-11-28

Single optic LED venue lighting fixture

#53
20190331313
2019-10-31

Cooling device for an automotive luminous device

#54
20190323696
2019-10-24

Combination LED lighting and fan apparatus

#55
20190293275
2019-09-26

Spiral air guide device and stage light heat dissipation system provided with the spiral air guide device

#56
20190271459
2019-09-05

Solid state lights with cooling structures

#57
20190264902
2019-08-29

Light source device

#58
20190239444
2019-08-08

LED grow light system

#59
20190219253
2019-07-18

Arc modular light devices, systems, and methods

#60
20190204500
2019-07-04

Display device and wall-mounted heat dissipation mechanism thereof

#61
20190128511
2019-05-02

Light emitting apparatus

#62
20190113219
2019-04-18

Combination built-in air flow mechanism, grow lighting and bug killer

#63
20190113206
2019-04-18

Method and apparatus for horticultural lighting and associated optic systems

#64
20190032910
2019-01-31

LED lamp

#65
20190021583
2019-01-24

Light source apparatus for endoscope having first second and third heat sinks for respective light sources and a first air flow through the first and third heat sinks and a merged air flow through the second heat sink

#66
20180320707
2018-11-08

Columnar air moving devices, systems and methods

#67
20180283675
2018-10-04

Thermal system for a stage light source module

#68
20180274772
2018-09-27

Combination LED lighting and fan apparatus

#69
20180266646
2018-09-20

Optical module including a heat sink equipped with a vent

#70
20180224112
2018-08-09

Vehicle lamp device

#71
20180187859
2018-07-05

Light emission module for motor vehicle

#72
20180180273
2018-06-28

Combination LED lighting and fan apparatus

#73
20180156442
2018-06-07

LED Lamp with Expanded Illuminating Range

#74
20180149347
2018-05-31

Lamp color temperature stability in an automated luminaire

#75
20180067279
2018-03-08

Method of cooling full display mirror

#76
20180058674
2018-03-01

Arc modular light devices, systems, and methods

#77
20180045388
2018-02-15

Streetlight retrofit to provide access for wireless and cellular networks

#78
20180031224
2018-02-01

Solid state lights with cooling structures

#79
20180017245
2018-01-18

LIGHTING FIXTURE

#80
20180017243
2018-01-18

Unitary Led Lighting Assembly With O-Ring and Related Systems and Methods

#81
20170343202
2017-11-30

Air cooled array and system for cooling light emitting diode systems

#82
20170336062
2017-11-23

LED kit

#83
20170307200
2017-10-26

LIGHT FIXTURE WITH OPTIMIZED COOLING SYSTEM

#84
20170307199
2017-10-26

Light source unit and cooling method of the light source unit

#85
20170284738
2017-10-05

Heat radiating apparatus and light illuminating apparatus with the same

#86
20170284648
2017-10-05

LED illumination device with heat sink having a portion of heat fins exposed to axial forced flow from a cooling fan

#87
20170261222
2017-09-14

Lighting and ventilation system having plate with central aperture positioned over grille to define intake gap

#88
20170254501
2017-09-07

Motor vehicle lighting device comprising light modules cooled by means of a generator of an air flow

#89
20170241632
2017-08-24

LED lighting system and operating method for irradiation of plants

#90
20170234494
2017-08-17

Modular LED system for a lighting assembly

#91
20170219198
2017-08-03

Heat sink for forced convection cooler

#92
20170215983
2017-08-03

Lighting apparatus

#93
20170205694
2017-07-20

Light source apparatus and projector

#94
20170205062
2017-07-20

Light irradiating device

#95
20170198898
2017-07-13

Light-emitting diode illumination type ellipsoidal spotlight

#96
20170184949
2017-06-29

Light source device, illumination device and projector

#97
20170184297
2017-06-29

Dust prevention and heat dissipation module and light source system of colour wheel

#98
20170167712
2017-06-15

HEADLIGHT WITH AN LED LIGHT SOURCE

#99
20170160542
2017-06-08

Vehicle headlamp

#100
20170153002
2017-06-01

Motor vehicle headlight lighting module with wavelength converter and separate air ducts for cooling

#101
20170142910
2017-05-25

Modular Stepped Reflector

#102
20170138582
2017-05-18

Air-cooled LED light with separation plate

#103
20170097151
2017-04-06

Stage light fixture

#104
20170097150
2017-04-06

UV LED systems and methods

#105
20170075201
2017-03-16

LIGHT SOURCE APPARATUS AND IMAGE DISPLAY APPARATUS

#106
20170052434
2017-02-23

STRUCTURE FOR COOLING AN ILLUMINATION OPTICAL SYSTEM AND PROJECTION DISPLAY APPARATUS

#107
20170051897
2017-02-23

LIGHT SOURCE DEVICE, ILLUMINATION DEVICE, AND PROJECTOR

#108
20170047190
2017-02-16

Microwave powered lamp with optimized cooling for different bulb chemistries

#109
20170038052
2017-02-09

LED LIGHT FIXTURE WHICH IS CONFIGURED TO ALLOW FOR VENTING YET PREVENT INSECTS FROM ENTERING THE FIXTURE

#110
20170003012
2017-01-05

Airflow-channeling surgical light system and method

#111
20160369995
2016-12-22

OPTICAL SEMICONDUCTOR LIGHTING APPARATUS

#112
20160363845
2016-12-15

Lighting device and projector

#113
20160356478
2016-12-08

Sound adaptive cooling system for a stage light

#114
20160353984
2016-12-08

Endoscope light source apparatus

#115
20160348887
2016-12-01

Illumination apparatus with heat radiation member

#116
20160334092
2016-11-17

Wearable headlight devices and related methods

#117
20160334091
2016-11-17

LED LIGHTING APPARATUS

#118
20160313632
2016-10-27

Cooling system for a projector

#119
20160305641
2016-10-20

LED LIGHTING FIXTURE WITH MAGNETIC INTERFACE

#120
20160305640
2016-10-20

LED lamp with active chamber cooling

#121
20160305631
2016-10-20

LED strobe light with visual effects

#122
20160290608
2016-10-06

LIGHT SOURCE DEVICE

#123
20160273747
2016-09-22

Universal mounting system for mounting a lighting fixture to a pole

#124
20160259233
2016-09-08

Light source apparatus and projector that selectively opens and closes openings based on posture

#125
20160238227
2016-08-18

LED lighting system with forced air cooling

#126
20160238029
2016-08-18

Columnar air moving devices, systems and methods

#127
20160215967
2016-07-28

Modular LED lighting assembly and related systems and methods

#128
20160201892
2016-07-14

Lamp Base with Heat Dissipation Structure and Lamp Thereof, and Illumination Device

#129
20160195254
2016-07-07

Expanded heat sink for electronic displays

#130
20160178180
2016-06-23

Integral cooling for LED lighting source

#131
20160178179
2016-06-23

LED grow light system

#132
20160169498
2016-06-16

Lighting device and luminaire

#133
20160057944
2016-03-03

Illumination device for stimulating plant growth

#134
20160041423
2016-02-11

Heat exchanger for back to back electronics displays

#135
20150377468
2015-12-31

EFFICIENT ILLUMINATION SYSTEM FOR LEGACY STREET LIGHTING SYSTEMS

#136
20150308655
2015-10-29

LED venue lighting system with first and second housing having an air passage therebetween

#137
20150300620
2015-10-22

Sound adaptive cooling system for a stage light

#138
20150285483
2015-10-08

Cooling module for LED light fixture

#139
20150211763
2015-07-30

Lighting and ventilating system and method

#140
20150185191
2015-07-02

Lamp temperature management systems and methods for liquid chromatography analyzers

#141
20150159851
2015-06-11

LED lamp

#142
20150153035
2015-06-04

Wearable headlight devices and related methods

#143
20150015134
2015-01-15

LED lamp

#144
20140321103
2014-10-30

Expanded heat sink for electronic displays

#145
20140268827
2014-09-18

Cooling system and LED-based light comprising same

#146
20140247608
2014-09-04

LED photo-electric source assembly and LED road lamp

#147
20140232269
2014-08-21

Sound adaptive cooling system for a stage light

#148
20140104859
2014-04-17

Outdoor lighting device

#149
20140063795
2014-03-06

Headlight comprising light-emitting diodes

#150
20130314929
2013-11-28

Cooling heat-generating components of a light fixture

#151
20130302209
2013-11-14

High efficiency solid-state light source and methods of use and manufacture

#152
20130301259
2013-11-14

Lighting apparatus

#153
20130265525
2013-10-10

Lighting system for transparent liquid crystal display

#154
20130258666
2013-10-03

Light source device

#155
20130242550
2013-09-19

Changing LED light output distribution through coating configuration

#156
20130175915
2013-07-11

Heat dissipater with axial and radial air aperture and application device thereof

#157
20130155646
2013-06-20

LED TUBULAR LAMP

#158
20130033868
2013-02-07

DISSIPATION EQUIPMENT FOR LED LIGHTING SYSTEMS

#159
20130027950
2013-01-31

Columnar air moving devices, systems and methods

#160
20120299456
2012-11-29

LED lamp with simplified structure

#161
20120287651
2012-11-15

ILLUMINATION APPARATUS AND FAN UNIT FOR ILLUMINATION APPARATUS

#162
20120287642
2012-11-15

Heat dissipation mechanism for LED lamp

#163
20120281408
2012-11-08

High efficiency solid-state light source and methods of use and manufacture

#164
20120243231
2012-09-27

EFFICIENT ILLUMINATION SYSTEM FOR LEGACY STREET LIGHTING SYSTEMS

#165
20120236576
2012-09-20

Lamp

#166
20120212960
2012-08-23

COOLING SOLID STATE HIGH-BRIGHTNESS WHITE-LIGHT ILLUMINATION SOURCES

#167
20120194054
2012-08-02

SOLID STATE LIGHT WITH OPTICAL DIFFUSER AND INTEGRATED THERMAL GUIDE

#168
20120170270
2012-07-05

Lighting device with air circulation means

#169
20120161602
2012-06-28

LED bulb

#170
20120139403
2012-06-07

Solid state light with optical guide and integrated thermal guide

#171
20120120635
2012-05-17

Wearable headlight devices and related methods

#172
20120098401
2012-04-26

Heat dissipation device and LED lamp using the same

#173
20120098400
2012-04-26

Heat dissipation device and LED lamp using the same

#174
20120087132
2012-04-12

Lighting and ventilating system and method

#175
20120087102
2012-04-12

On-camera LED fresnel lighting system including active cooling

#176
20120086340
2012-04-12

AIR-COOLING ILLUMINATION APPARATUS

#177
20120081911
2012-04-05

Lamp

#178
20120063116
2012-03-15

LED Fresnel lighting system including active cooling

#179
20120037926
2012-02-16

Solid state lights with cooling structures

#180
20120032588
2012-02-09

Light source device

#181
20110292656
2011-12-01

LUMINAIRE COOLING APPARATUS

#182
20110279981
2011-11-17

Heat Dissipating Assembly

#183
20110261523
2011-10-27

Expanded heat sink for electronic displays

#184
20110249443
2011-10-13

LAMP COOLING SYSTEM

#185
20110215698
2011-09-08

LED lamp with active cooling element

#186
20110194258
2011-08-11

Thermal management system for electrical components and method of producing same

#187
20110181165
2011-07-28

LIGHT EMITTING DIODE LAMP

#188
20110134239
2011-06-09

Efficient illumination system for legacy street lighting systems

#189
20110080098
2011-04-07

Sound adaptive cooling system for a stage light

#190
20110068685
2011-03-24

Heat-dissipating apparatus and illuminator using the same

#191
20110051414
2011-03-03

Lighting System with Beam Conditioning

#192
20110050124
2011-03-03

Replaceable Illumination Module

#193
20110050103
2011-03-03

Led lamp having heat-dissipating device

#194
20110050101
2011-03-03

Controllable Lighting System

#195
20110050100
2011-03-03

Thermal Management of a Lighting System

#196
20110049749
2011-03-03

Dynamically Controlled Extrusion

#197
20110037368
2011-02-17

LAMP STRUCTURE

#198
20110032708
2011-02-10

Solid state light with optical guide and integrated thermal guide

#199
20100315830
2010-12-16

Heat dissipation device of vehicle lamp and interposing element thereof

#200
20100309014
2010-12-09

Extending emergency light with a recessed, covered storage cavity

#201
20100308732
2010-12-09

Led lamp having heat-dissipating device

#202
20100302769
2010-12-02

LAMP

#203
20100295451
2010-11-25

Illuminating system

#204
20100295436
2010-11-25

LAMP

#205
20100264826
2010-10-21

Liquid-cooled LED lighting device

#206
20100225217
2010-09-09

LED illuminating device and light engine thereof

#207
20100214781
2010-08-26

High efficiency light emitting diode apparatus

#208
20100210918
2010-08-19

TASK LIGHT

#209
20100204841
2010-08-12

METHODS AND APPARATUS FOR PROVIDING LED-BASED SPOTLIGHT ILLUMINATION IN STAGE LIGHTING APPLICATIONS

#210
20100181888
2010-07-22

Light emitting diode lamp

#211
20100149494
2010-06-17

Light-source lamp and projector

#212
20100142212
2010-06-10

Thermally managed lamp assembly

#213
20100135025
2010-06-03

Lighting module and lighting system

#214
20100053967
2010-03-04

Lighting device to be installed in a panel

#215
20090323361
2009-12-31

LED illumination device

#216
20090084531
2009-04-02

Cooling apparatus

#217
20090073702
2009-03-19

Lighting and ventilating apparatus and method

#218
20080165535
2008-07-10

Thermally-managed LED-based recessed down lights

#219
20070201236
2007-08-30

Lighting and ventilating apparatus and method

#220
20070147043
2007-06-28

COOLING APPARATUS FOR A LAMP

#221
20070132353
2007-06-14

Vortex cooled lamp

#222
20070091632
2007-04-26

Convectively cooled headlamp assembly

#223
20070018550
2007-01-25

Reflector lamp

#224
20060262537
2006-11-23

Projection assembly

#225
20060232984
2006-10-19

Compact fluorescent lamp fixture ventilation method and apparatus

#226
20060193139
2006-08-31

Heat dissipating apparatus for lighting utility

#227
20060133089
2006-06-22

Inspection light assembly

#228
20060126346
2006-06-15

Apparatus for providing light

#229
20050152146
2005-07-14

High efficiency solid-state light source and methods of use and manufacture

#230
20050117341
2005-06-02

Lighting and ventilating apparatus and method

#231
20050111234
2005-05-26

LED lamp heat sink

#232
20050073841
2005-04-07

Light source apparatus

#233
20050036317
2005-02-17

Decorative light defusing novelty lamp

#234
19012810
2026-01-13

LED planting unit and planting device thereof

#235
18943486
2026-05-12

Modular light fixture with at least two light boards

#236
18764386
2025-01-28

Laser lamp module capable of active heat dissipation and laser lamp thereof

#237
18368008
2024-12-03

Automobile LED headlamp

#238
18228689
2024-06-18

Dual-drum projection lamp

#239
15164009
2019-01-22

Artificial candle with flexible shroud resembling a candle flame

#240
15161970
2017-03-28

LED kit

#241
14836867
2016-12-20

Grow light cooling system

#242
14596649
2018-05-15

Apparatus, method, and system for lighting fixture cooling