ClassID:

155204

F21V29/67 - 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

Sub-classes:
Recent Application in this class:
#1
20260085823
2026-03-26

SITE LIGHT

#2
20250377094
2025-12-11

DEVICE AND METHOD FOR GROWING CROPS WITH NON-FIBROUS AND NON-CONSUMABLE MEDIA

#3
20250224107
2025-07-10

LED LUMINAIRE THERMAL MANAGEMENT SYSTEM

#4
20250189114
2025-06-12

DEVICE AND APPARATUS FOR HORTICULTURAL LIGHTING AND VENTILATION

#5
20250116397
2025-04-10

Light Fixture

#6
20240353087
2024-10-24

TRANSPORTABLE SINGLE UNIT PARABOLIC LIGHTING SYSTEM

#7
20240310029
2024-09-19

SITE LIGHT

#8
20240288155
2024-08-29

ILLUMINATION DEVICE

#9
20240268061
2024-08-08

COOLING SYSTEM AND PROJECTION DEVICE

#10
20240219008
2024-07-04

SITE LIGHT

#11
20240206108
2024-06-20

Outdoor electronic device

#12
20240196812
2024-06-20

Fan lamp

#13
20240183522
2024-06-06

Solid state lights with cooling structures

#14
20240167651
2024-05-23

LIGHT SOURCE UNIT AND ROAD ILLUMINATION DEVICE EQUIPPED WITH LIGHT SOURCE UNIT

#15
20240057569
2024-02-22

LIGHTING UNIT AND METHOD OF CONTROLLING

#16
20240044480
2024-02-08

Heat dissipation structure for sealed optical machines

#17
20240011607
2024-01-11

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

#18
20230408072
2023-12-21

Site light

#19
20230400178
2023-12-14

LED LUMINAIRE THERMAL MANAGEMENT SYSTEM

#20
20230250948
2023-08-10

Solid state lights with cooling structures

#21
20230220156
2023-07-13

Combination mobile built-in air flow mechanism and LED kill chamber

#22
20230175683
2023-06-08

Film and television lamp

#23
20230148481
2023-05-18

Device and apparatus for horticultural lighting and ventilation

#24
20230113794
2023-04-13

Lighting lamp

#25
20230086459
2023-03-23

Lighting apparatus

#26
20230028739
2023-01-26

COB LED lighting lamp cooled by a liquid agent, in particular water

#27
20230012078
2023-01-12

ILLUMINATION SYSTEM FOR OUTDOOR REGIONS

#28
20230004101
2023-01-05

Light emitting device and image forming apparatus

#29
20230003371
2023-01-05

Illumination apparatus

#30
20220404002
2022-12-22

Site light

#31
20220357028
2022-11-10

Lightweight LED lighting systems for permanent and semi-permanent mounting on elevated structures having integrated support and thermal transfer features

#32
20220349567
2022-11-03

Light source device

#33
20220346356
2022-11-03

Lighting unit and method of controlling

#34
20220275150
2022-09-01

Combination mobile built-in air flow mechanism and LED kill chamber

#35
20220260241
2022-08-18

Phosphor wheel

#36
20220260240
2022-08-18

Systems and methods for coupling a metal core PCB to a heat sink

#37
20220252245
2022-08-11

Solid state lights with cooling structures

#38
20220151164
2022-05-19

Electrically isolating baffle for horticulture grow light

#39
20220099287
2022-03-31

LED luminaire thermal management system

#40
20220034476
2022-02-03

Headlight with an air duct, headlight unit, and motor vehicle

#41
20210396375
2021-12-23

Site light

#42
20210381684
2021-12-09

Heat dissipation structure capable of multiple and differential temperature control, method, and electronic device using same

#43
20210341111
2021-11-04

Modular LED lamp system

#44
20210330836
2021-10-28

LED LIGHT FIXTURE WITH GERMICIDAL EFFECT

#45
20210262628
2021-08-26

Streetlight retrofit to provide access for wireless and cellular networks

#46
20210116088
2021-04-22

Street lighting pole

#47
20210080095
2021-03-18

Solid state lights with cooling structures

#48
20210071849
2021-03-11

Waterproof stage lamp structure easy to disassemble and maintain and waterproof stage lamp

#49
20210063006
2021-03-04

Systems and methods for coupling a metal core PCB to a heat sink

#50
20210048180
2021-02-18

Site light

#51
20210033271
2021-02-04

Device and apparatus for horticultural lighting and ventilation

#52
20210029902
2021-02-04

Device and method for growing crops with non-fibrous and non-consumable media

#53
20210025580
2021-01-28

Lightweight led lighting systems for permanent and semi-permanent mounting on elevated structures having integrated support and thermal transfer features

#54
20210015081
2021-01-21

Lighting unit and method of controlling

#55
20200404856
2020-12-31

LED grow light system

#56
20200401029
2020-12-24

Light assembly for a projector

#57
20200386395
2020-12-10

ED luminaire thermal management system

#58
20200378564
2020-12-03

Solid state lamp for retrofit

#59
20200354513
2020-11-12

Combination built-in air flow mechanism and LED kill chamber

#60
20200240625
2020-07-30

Light emitting diode (LED) lighting system

#61
20200201151
2020-06-25

Projector with air inlets to cool light emitting module

#62
20200166218
2020-05-28

OVEN

#63
20200163184
2020-05-21

THERAPEUTIC ILLUMINATION SYSTEM

#64
20200150519
2020-05-14

Light assembly for a projector

#65
20200128972
2020-04-30

LED lighting system for heated enclosure

#66
20200124266
2020-04-23

Illumination device

#67
20200089092
2020-03-19

Phosphor wheel apparatus, lighting apparatus, and projection type image display apparatus

#68
20200056760
2020-02-20

Lamp

#69
20200037585
2020-02-06

Lighting unit and method of controlling

#70
20190383458
2019-12-19

Vehicular lamp

#71
20190377252
2019-12-12

Light assembly for a projector

#72
20190346122
2019-11-14

Site light

#73
20190316768
2019-10-17

Lighting device

#74
20190301720
2019-10-03

Heat dissipation system, stage light cap body and waterproof stage light

#75
20190301700
2019-10-03

Projection optical instrument and headlight device

#76
20190300171
2019-10-03

MOVING BODY

#77
20190292315
2019-09-26

Ceiling tile with built-in air flow mechanism and UV air purifying device

#78
20190285233
2019-09-19

Modular LED retrofit lamp system

#79
20190271459
2019-09-05

Solid state lights with cooling structures

#80
20190242553
2019-08-08

Floodlight device with two optical systems that condense and collimate laser light

#81
20190242540
2019-08-08

Municipal warning lamp

#82
20190239444
2019-08-08

LED grow light system

#83
20190234605
2019-08-01

Systems and methods for coupling a metal core PCB to a heat sink

#84
20190200430
2019-06-27

Vehicle lighting unit control device

#85
20190170340
2019-06-06

Illumination unit and display apparatus

#86
20190137090
2019-05-09

Waterproof stage light with efficient heat dissipation

#87
20190079374
2019-03-14

Lighting apparatus

#88
20190072264
2019-03-07

Wavelength conversion device, illumination device, and projector

#89
20190041049
2019-02-07

Floodlight

#90
20190024880
2019-01-24

Light source apparatus and image display apparatus

#91
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

#92
20180372294
2018-12-27

Vehicle lamp

#93
20180362126
2018-12-20

HIGH-OUTPUT MULTIFUNCTION SUBMERSIBLE MARINE LIGHTING APPARATUS

#94
20180347800
2018-12-06

LED-based dental exam lamp

#95
20180324980
2018-11-08

Systems and methods for a heat sink

#96
20180320878
2018-11-08

Systems and methods for a heat sink

#97
20180299083
2018-10-18

Modular LED retrofit lamp system

#98
20180295785
2018-10-18

Liquid-cooled LED plant growing systems and methods

#99
20180274774
2018-09-27

Light source device for outdoor lamp

#100
20180274771
2018-09-27

Apparatus for heat exchange by using braided fabric woven from thermally conductive wire material

#101
20180238500
2018-08-23

Solid state lamp for retrofit

#102
20180224733
2018-08-09

Light assembly for a projector

#103
20180224111
2018-08-09

Modular LED lighting device with different interchangeable LED heads

#104
20180199411
2018-07-12

Therapeutic illumination system

#105
20180193867
2018-07-12

Diffuser

#106
20180184628
2018-07-05

Lighting unit and method of controlling

#107
20180156413
2018-06-07

Lamp

#108
20180156412
2018-06-07

Lighting device for a motor vehicle

#109
20180149347
2018-05-31

Lamp color temperature stability in an automated luminaire

#110
20180142877
2018-05-24

Stage lighting fixture thermal system capable of dynamically adjusting air flow delivery

#111
20180135847
2018-05-17

Atmospheric greenhouse gas removal

#112
20180119935
2018-05-03

Site light

#113
20180116028
2018-04-26

Illuminant module

#114
20180100645
2018-04-12

LAMP WITH HEAT SINK AND ACTIVE COOLING DEVICE

#115
20180073717
2018-03-15

LED system and housing for use with halogen light fixtures

#116
20180059521
2018-03-01

Light source device, image projector, and method for disposing light source device

#117
20180045388
2018-02-15

Streetlight retrofit to provide access for wireless and cellular networks

#118
20180031224
2018-02-01

Solid state lights with cooling structures

#119
20180017854
2018-01-18

Light source apparatus and projector with rotor cooling mechanism

#120
20180009513
2018-01-11

HIGH-OUTPUT MULTIFUNCTION SUBMERSIBLE MARINE LIGHTING APPARATUS

#121
20170370570
2017-12-28

Thermally isolated high intensity light source

#122
20170350603
2017-12-07

Oven

#123
20170341564
2017-11-30

Motor vehicle lighting and/or signaling device

#124
20170292688
2017-10-12

Circular aquarium lamp

#125
20170277030
2017-09-28

Light assembly for a projector

#126
20170268764
2017-09-21

Light source apparatus and image display apparatus

#127
20170265274
2017-09-14

Low-voltage alternating current-based led light with built-in cooling and automatic or manual dimming

#128
20170264690
2017-09-14

Low-voltage alternating current-based LED light with built-in cooling and automatic or manual dimming

#129
20170235137
2017-08-17

Information display system for a vehicle

#130
20170184266
2017-06-29

Solar or wind powered assembly

#131
20170176845
2017-06-22

Light source device with light splitting mirror and reflection mirror for reducing influence on uniformity of intensity distribution of beam flux, and projection device

#132
20170175989
2017-06-22

Phosphor wheel, illumination apparatus and projection type image display apparatus

#133
20170175962
2017-06-22

LED streetlamp

#134
20170146221
2017-05-25

Lamp for sabbath

#135
20170112010
2017-04-20

Field replaceable power supply cartridge

#136
20170082278
2017-03-23

Illumination unit and display apparatus

#137
20170080874
2017-03-23

Rotatable optical device housing and mounting platform

#138
20160374173
2016-12-22

Illumination device

#139
20160374161
2016-12-22

LED LIGHTING APPARATUS

#140
20160369996
2016-12-22

Outdoor laser lamp

#141
20160363299
2016-12-15

Illumination unit for medical devices, and energy supply unit for supplying the illumination unit with electrical energy

#142
20160356483
2016-12-08

LED system and housing for use with halogen light fixtures

#143
20160356478
2016-12-08

Sound adaptive cooling system for a stage light

#144
20160341400
2016-11-24

OPTICAL SEMICONDUCTOR LIGHTING APPARATUS

#145
20160334093
2016-11-17

MULTIPLE EMISSION SOURCE MULTIPLE COOLING PATH LIGHTING SYSTEM AND METHOD

#146
20160319996
2016-11-03

Modular LED retrofit lamp system

#147
20160318059
2016-11-03

Diffuser and related methods

#148
20160305644
2016-10-20

Scenographic light fixture

#149
20160305639
2016-10-20

Cooling assembly for cooling at least one light source of a light fixture and light fixture comprising said cooling assembly

#150
20160298814
2016-10-13

Candle-powered lighting apparatus

#151
20160278304
2016-09-29

Apparatus and Method for Accelerating Horticultural Growth with LEDs

#152
20160252240
2016-09-01

LED LIGHTING APPARATUS

#153
20160215961
2016-07-28

Illumination device with spinning zoom lens

#154
20160209004
2016-07-21

Lamp for sabbath

#155
20160186981
2016-06-30

LAMP MODULE

#156
20160178180
2016-06-23

Integral cooling for LED lighting source

#157
20160178179
2016-06-23

LED grow light system

#158
20160178178
2016-06-23

LED grow light

#159
20160174322
2016-06-16

Lighting device and method for operating a lighting device

#160
20160131333
2016-05-12

Reflector and lamp comprised thereof

#161
20160123571
2016-05-05

ILLUMINATION APPARATUS INCLUDING TUBULAR HEAT SINK FOR FACILITATING COOLING BY AIR CONVECTION OR FORCED AIR

#162
20160123569
2016-05-05

Modular luminaire system

#163
20160097523
2016-04-07

Lamp having a laminar heat sink, and a method for its manufacture

#164
20160066374
2016-03-03

HIGH-POWER RETROFIT LED LAMP WITH ACTIVE AND INTELLIGENT COOLING SYSTEM FOR REPLACEMENT OF METAL HALID LAMP AND HIGH-PRESSURE SODIAM LAMP

#165
20160053981
2016-02-25

Light source apparatus and image display apparatus

#166
20160041423
2016-02-11

Heat exchanger for back to back electronics displays

#167
20160040866
2016-02-11

Stage light fixture and method for operating said stage light fixture

#168
20160007419
2016-01-07

LED illuminator apparatus, using multiple luminescent materials dispensed onto an array of LEDs, for improved color rendering, color mixing, and color temperature control

#169
20150354804
2015-12-10

OUTDOOR PUBLIC LIGHTING LAMP HAVING LIGHT-EMITTING DIODES AND STREET LAMP OR LAMP-POST PROVIDED WITH SUCH A LAMP

#170
20150325426
2015-11-12

Lighting device with fan directed airflow and air filtering

#171
20150323167
2015-11-12

BULB-TYPE LIGHTING APPARATUS

#172
20150300620
2015-10-22

Sound adaptive cooling system for a stage light

#173
20150292705
2015-10-15

Optical module of an illuminating and/or signaling device of a motor vehicle

#174
20150285460
2015-10-08

Lighting apparatus with annular segmented reflector

#175
20150237761
2015-08-20

Heat exchanger for back to back electronic displays

#176
20150233564
2015-08-20

Optothermal LED lighting for high lumen extraction and extended lifetime

#177
20150198321
2015-07-16

LED light with cooling system

#178
20150167958
2015-06-18

Lamp structure for a ceiling fan

#179
20150131294
2015-05-14

Optics system for solid state lighting apparatus

#180
20150117019
2015-04-30

LAMP WITH HEAT SINK AND ACTIVE COOLING DEVICE

#181
20150103537
2015-04-16

LED lamp with a fan and manufacturing method thereof

#182
20150062957
2015-03-05

LED-based dental exam lamp

#183
20150049496
2015-02-19

Light emitting diode lamp

#184
20150029716
2015-01-29

Arc modular LED light fixture

#185
20140328079
2014-11-06

LED light source module

#186
20140307441
2014-10-16

Dustproof and waterproof multipurpose LED-light power source assembly and dustproof and waterproof LED light

#187
20140252987
2014-09-11

Method of prioritizing and synchronizing effect functions in an illumination device

#188
20140247608
2014-09-04

LED photo-electric source assembly and LED road lamp

#189
20140211478
2014-07-31

Lighting device

#190
20140104859
2014-04-17

Outdoor lighting device

#191
20140098568
2014-04-10

LED RETROFIT LAMP

#192
20140063777
2014-03-06

Light bulb with automated emergency operation

#193
20140055036
2014-02-27

Web browser configurable and programmable light bulb

#194
20140036516
2014-02-06

Low-profile LED heat management system

#195
20130301259
2013-11-14

Lighting apparatus

#196
20130294068
2013-11-07

Lamp with light emitting elements surrounding active cooling device

#197
20130271987
2013-10-17

Gas cooled LED lamp with heat conductive submount

#198
20130250578
2013-09-26

Heat dissipation structure for LED lighting

#199
20130223076
2013-08-29

Searchlight

#200
20130207542
2013-08-15

Lighting device

#201
20130201674
2013-08-08

Semi-indirect aisle lighting fixture

#202
20130176726
2013-07-11

LED heat dissipation device having axial and radial convection holes

#203
20130170234
2013-07-04

Light device with enhanced flow rate and cooling efficiency and reduced noise and a cooling unit thereof

#204
20130163626
2013-06-27

Optical illuminator

#205
20130155646
2013-06-20

LED TUBULAR LAMP

#206
20130114260
2013-05-09

LED light with active thermal management

#207
20130094226
2013-04-18

Lamp

#208
20130077293
2013-03-28

LED-based lighting apparatus with heat pipe cooling structure

#209
20130070442
2013-03-21

Lighting device

#210
20130063049
2013-03-14

Ballast module for light fixtures

#211
20130049595
2013-02-28

LED lighting apparatus with a high efficiency convective heat sink

#212
20130044491
2013-02-21

Lamp with wide-angle light emission and bulb thereof

#213
20130044490
2013-02-21

Heat dissipation structure for LED lighting

#214
20130033868
2013-02-07

DISSIPATION EQUIPMENT FOR LED LIGHTING SYSTEMS

#215
20130021808
2013-01-24

LED-based illumination module attachment to a light fixture

#216
20130016512
2013-01-17

Semiconductor lamp

#217
20120326610
2012-12-27

Lighting unit and method of controlling

#218
20120320611
2012-12-20

Socket device

#219
20120320610
2012-12-20

Socket device

#220
20120320609
2012-12-20

Socket device

#221
20120320593
2012-12-20

Light emitting diode (LED) bulb

#222
20120320579
2012-12-20

Diffuser Assembly for LED Lighting Fixture

#223
20120320565
2012-12-20

Lighting system

#224
20120319581
2012-12-20

Lighting device

#225
20120300475
2012-11-29

Lighting device

#226
20120299801
2012-11-29

LIGHT SOURCE DEVICE AND IMAGE DISPLAY APPARATUS

#227
20120281390
2012-11-08

Medical light-source device

#228
20120268691
2012-10-25

Edge-lit backlight device and liquid crystal display

#229
20120236566
2012-09-20

Lamp

#230
20120235552
2012-09-20

Led lamp incorporating fan and heat sink assembly

#231
20120230035
2012-09-13

Concealed vacuum air flow reflector light fixture

#232
20120230012
2012-09-13

LED-based light bulb

#233
20120212960
2012-08-23

COOLING SOLID STATE HIGH-BRIGHTNESS WHITE-LIGHT ILLUMINATION SOURCES

#234
20120212129
2012-08-23

Dimmable LED bulb with heatsink having perforated ridges

#235
20120195058
2012-08-02

Vehicle headlamp

#236
20120181932
2012-07-19

Light emitting apparatus

#237
20120176804
2012-07-12

LED-BASED LIGHT BULB

#238
20120176770
2012-07-12

LED-BASED LIGHT BULB

#239
20120146481
2012-06-14

Lamp with fan and heat sink inside

#240
20120104951
2012-05-03

System and method for reducing lamp restrike time

#241
20120099314
2012-04-26

SOLID STATE LIGHTING DEVICE WITH AN INTEGRATED FAN

#242
20120098401
2012-04-26

Heat dissipation device and LED lamp using the same

#243
20120098400
2012-04-26

Heat dissipation device and LED lamp using the same

#244
20120062095
2012-03-15

Lamp with heat dissipater

#245
20120047976
2012-03-01

Atmospheric greenhouse gas removal

#246
20120037926
2012-02-16

Solid state lights with cooling structures

#247
20120033419
2012-02-09

OPTICAL SEMICONDUCTOR LIGHTING APPARATUS

#248
20120008330
2012-01-12

Lamp and heat sink thereof

#249
20120002429
2012-01-05

Socket device, lamp device and lighting device

#250
20110316418
2011-12-29

Indoor illuminating device

#251
20110310559
2011-12-22

Heat dissipating assembly

#252
20110309735
2011-12-22

Light bulb using solid-state light sources

#253
20110299046
2011-12-08

Lamp unit and projector employing same

#254
20110284879
2011-11-24

Light emitting diode package and light emitting diode module

#255
20110284878
2011-11-24

Light emitting diode module, and light emitting diode lamp

#256
20110280028
2011-11-17

Vehicle headlamp with cut-off line forming reflector

#257
20110280021
2011-11-17

Lighting fixture

#258
20110267822
2011-11-03

LED-based illumination module attachment to a light fixture

#259
20110267780
2011-11-03

Thermal dissipator utilizing laminar thermal transfer member

#260
20110261572
2011-10-27

Lighting fixture

#261
20110249457
2011-10-13

PLASMA LIGHT SOURCE AUTOMATED LUMINAIRE

#262
20110249443
2011-10-13

LAMP COOLING SYSTEM

#263
20110248618
2011-10-13

Electric lamp

#264
20110235314
2011-09-29

Photovoltaic cell and LED assembly and method of making

#265
20110234987
2011-09-29

Projector light source having an airflow collision position above a light emission portion

#266
20110221324
2011-09-15

Light emitting diode (LED) lamp

#267
20110215698
2011-09-08

LED lamp with active cooling element

#268
20110215697
2011-09-08

LED lamp with active cooling element

#269
20110203096
2011-08-25

Horticulture light fixture having integrated lamp and ballast

#270
20110194285
2011-08-11

LED-based illumination module attachment to a light fixture

#271
20110194258
2011-08-11

Thermal management system for electrical components and method of producing same

#272
20110181193
2011-07-28

Light fixture with an electrodeless plasma source

#273
20110170295
2011-07-14

HEAT-DISSIPATING STRUCTURE FOR LED STREET LAMP

#274
20110128752
2011-06-02

APPARATUS AND METHOD FOR ATTACHING A FAN OF A LIGHTING APPARATUS AND LIGHTING APPARATUS

#275
20110122610
2011-05-26

Lighting assembly With Air Cooling

#276
20110122579
2011-05-26

Cooling device for cooling a semiconductor die

#277
20110121727
2011-05-26

Portable light having a heat dissipater with an integral cooling device

#278
20110116281
2011-05-19

VEHICLE LAMP

#279
20110085301
2011-04-14

Heat exchanger for back to back electronic displays

#280
20110080098
2011-04-07

Sound adaptive cooling system for a stage light

#281
20110068711
2011-03-24

Methods and apparatus for ceiling mounted systems

#282
20110063843
2011-03-17

LED lighting modules and luminaires incorporating same

#283
20110051453
2011-03-03

Vehicle light

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2011-03-03

Cooking oven with an illumination-equipment and an illumination-equipment for a cavity of a cooking oven

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2011-02-17

Multi-chip package LED lighting device

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2011-02-17

Dimmable LED bulb with heatsink having perforated ridges

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2011-02-10

Lamp source module and projection system

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2011-01-20

LED lamp with air-cooled heat sink

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2011-01-06

LED-BASED ILLUMINATION SYSTEM FOR HEAT-SENSITIVE OBJECTS

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2010-12-16

Electrical assembly

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2010-12-16

Lamp unit and projector employing same

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SOLID STATE LIGHTING DEVICE WITH AN INTEGRATED FAN

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SOLID STATE LIGHTING DEVICE WITH AN INTEGRATED FAN

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2010-10-21

LED illumination device and light engine thereof

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2010-10-21

LED illuminating device

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2010-10-14

Heat sink and lighting device comprising a heat sink

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2010-10-14

LED-based lighting methods, apparatus, and systems employing LED light bars, occupancy sensing, local state machine, and meter circuit

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2010-10-07

Vehicular headlamp

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2010-09-30

Light emitting device modularizing member and lamp unit

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2010-09-23

Multilayered surrounding plate type heat dissipating structure