ClassID:

155198

F21V29/58 - CPC Classification

Classification description:

Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems; Cooling arrangements using liquid coolants characterised by the coolants

Recent Application in this class:
#1
20250198609
2025-06-19

ELECTRONIC MODULE GROUP

#2
20250122996
2025-04-17

FLUID-COOLED LED-BASED LIGHTING METHODS AND APPARATUS IN CLOSE PROXIMITY GROW SYSTEMS FOR CONTROLLED ENVIRONMENT HORTICULTURE

#3
20250084988
2025-03-13

ELECTRONIC MODULE GROUP

#4
20240302033
2024-09-12

Water-cooled high-power LED module

#5
20240240781
2024-07-18

Light fitting

#6
20240175570
2024-05-30

Lighting for underwater use

#7
20230417401
2023-12-28

Electronic module group

#8
20230324037
2023-10-12

Electronic module group

#9
20230160567
2023-05-25

Electronic module group

#10
20220268433
2022-08-25

Light emitting diode cooling systems and methods

#11
20220099285
2022-03-31

System, apparatus, and method for thermal regulation in a tiered rack growth system

#12
20220021180
2022-01-20

System and device with laser array illumination

#13
20210356110
2021-11-18

Electronic module group

#14
20210278072
2021-09-09

Fluid-cooled LED-based lighting methods and apparatus in close proximity grow systems for Controlled Environment Horticulture

#15
20210247063
2021-08-12

Projectors for overhead hazard warning systems

#16
20210063854
2021-03-04

WAVELENGTH CONVERSION MODULE AND PROJECTION DEVICE

#17
20200386393
2020-12-10

System, apparatus, and method for thermal regulation in a tiered rack growth system

#18
20200378589
2020-12-03

Light emitting diode cooling systems and methods

#19
20200378588
2020-12-03

Light emitting diode cooling systems and methods

#20
20200208788
2020-07-02

LIGHT COMMUNICATION

#21
20200166203
2020-05-28

Light source cooling body, light source assembly, a luminaire and method to manufacture a light source cooling or a light source assembly

#22
20190277486
2019-09-12

Light emitting apparatus, electronic device, illumination apparatus and vehicle headlamp

#23
20180224111
2018-08-09

Modular LED lighting device with different interchangeable LED heads

#24
20180080642
2018-03-22

Device and method for encapsulating and cooling a submerged luminary

#25
20180017244
2018-01-18

Lights integrated cooling system for indoor growing environments

#26
20180003372
2018-01-04

Lighting module with diodes having improved cooling

#27
20180003360
2018-01-04

Illumination device for infinite mirroring

#28
20170367274
2017-12-28

LIGHT AND HEAT MANAGEMENT SYSTEM FOR INDOOR HORTICULTURE

#29
20170307200
2017-10-26

LIGHT FIXTURE WITH OPTIMIZED COOLING SYSTEM

#30
20170303478
2017-10-26

Light trolley system

#31
20170295734
2017-10-19

Bioreactor using macroalgae

#32
20170211795
2017-07-27

FLEXIBLE COILED ARTERY WICK

#33
20170205063
2017-07-20

Light source cooling body, light source assembly, a luminaire and method to manufacture a light source cooling or a light source assembly

#34
20170184296
2017-06-29

THERMO-OPTICAL ENCLOSURE FOR LED LIGHTING APPLICATIONS

#35
20170167712
2017-06-15

HEADLIGHT WITH AN LED LIGHT SOURCE

#36
20170142910
2017-05-25

Modular Stepped Reflector

#37
20170074471
2017-03-16

Modular LED line light

#38
20160356551
2016-12-08

Phase-change heat dissipation device and lamp

#39
20160186979
2016-06-30

EFFICIENT COOLING OF LASERS, LED AND PHOTONICS DEVICES

#40
20160186978
2016-06-30

Lamp with LED chips cooled by a phase transformation loop

#41
20160118569
2016-04-28

Portable lighting device with thermoelectric power source

#42
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

#43
20160010840
2016-01-14

Thermally efficient OGC lamp

#44
20160003459
2016-01-07

Lighting device comprising a roll

#45
20150233561
2015-08-20

Lighting unit having a plurality of light emitting diodes

#46
20150226417
2015-08-13

Temperature-controlled laser light source device and projector device incorporating the laser light source device

#47
20150003067
2015-01-01

Microchannel cooler for light emitting diode light fixtures

#48
20140355254
2014-12-04

Aquaculture lighting devices and methods

#49
20140232252
2014-08-21

Liquid-cooled LED lamp

#50
20140078717
2014-03-20

Illumination device for exciting a fluorescent substance

#51
20140071688
2014-03-13

Thermosyphon light engine and luminaire including same

#52
20140070702
2014-03-13

LED lamp

#53
20140063777
2014-03-06

Light bulb with automated emergency operation

#54
20140055036
2014-02-27

Web browser configurable and programmable light bulb

#55
20140049945
2014-02-20

Lighting device with electrowetting liquid lens with heat dissipation

#56
20140036506
2014-02-06

Expandable liquid volume in an LED bulb

#57
20140015397
2014-01-16

Liquid-cooled LED lamp

#58
20130170176
2013-07-04

Liquid cooled LED systems

#59
20130170175
2013-07-04

Lamp with LED array and thermal coupling medium

#60
20130157394
2013-06-20

Method of manufacturing of a light emitting system with adjustable watt equivalence

#61
20130155695
2013-06-20

LED LAMP

#62
20130153938
2013-06-20

Light Emitting System

#63
20130152864
2013-06-20

Aquaculture lighting devices and methods

#64
20130146901
2013-06-13

Compression volume compensation

#65
20130119866
2013-05-16

Luminaire and Lighting Method

#66
20130114263
2013-05-09

Cooling device for cylindrical, coupleable LED modules

#67
20130113358
2013-05-09

Lamp with remote LED light source and heat dissipating elements

#68
20130100651
2013-04-25

Accent light with tube in tube niche fixture and water channel cooling light housing

#69
20130070450
2013-03-21

LED light bulb with controlled color distribution using quantum dots

#70
20130063933
2013-03-14

Modular Integrated High Power LED Luminaire

#71
20130063030
2013-03-14

Scavengers for reducing contaminants in liquid-filled LED bulbs

#72
20130062641
2013-03-14

LED lamp

#73
20130058100
2013-03-07

Fluid cooled lighting element

#74
20130051002
2013-02-28

High efficiency LED lamp

#75
20130027941
2013-01-31

Expandable liquid volume in an LED bulb

#76
20130020923
2013-01-24

LIQUID DISPLACEMENT BEADS IN LED BULBS

#77
20130010480
2013-01-10

Partitioned heatsink for improved cooling of an LED bulb

#78
20130003356
2013-01-03

Pool lighting assembly

#79
20120304449
2012-12-06

Process of making a component with a passageway

#80
20120299475
2012-11-29

Liquid cooled semi conductor

#81
20120294001
2012-11-22

Luminaire for illuminating a target area by means of retroreflection of light from a light-emitting diode module on a reflector

#82
20120287642
2012-11-15

Heat dissipation mechanism for LED lamp

#83
20120287608
2012-11-15

Liquid displacer in LED bulbs

#84
20120287601
2012-11-15

High efficiency LED lamp

#85
20120286640
2012-11-15

Solid state lights with thermosiphon liquid cooling structures and methods

#86
20120250333
2012-10-04

Insulating and Dissipating Heat Structure of an Electronic Part

#87
20120230012
2012-09-13

LED-based light bulb

#88
20120212137
2012-08-23

LED lamp and production method of the same

#89
20120201027
2012-08-09

Expandable liquid volume in an LED bulb

#90
20120193650
2012-08-02

Method for Packaging an LED Emitting Light Omnidirectionally and an LED Package

#91
20120188771
2012-07-26

LED lamp

#92
20120176804
2012-07-12

LED-BASED LIGHT BULB

#93
20120176770
2012-07-12

LED-BASED LIGHT BULB

#94
20120170272
2012-07-05

LIGHT SOURCE PACKAGE

#95
20120106149
2012-05-03

UNDERWATER AND LANDSCAPE LIGHTING SYSTEM

#96
20120049715
2012-03-01

Solid state lights with thermosiphon liquid cooling structures and methods

#97
20120044678
2012-02-23

Active cooling systems for optics

#98
20120033440
2012-02-09

Expandable liquid volume in an LED bulb

#99
20120033431
2012-02-09

Insulated LED device

#100
20120032203
2012-02-09

LED unit

#101
20120026723
2012-02-02

OMNI-DIRECTIONAL CHANNELING OF LIQUIDS FOR PASSIVE CONVECTION IN LED BULBS

#102
20120002401
2012-01-05

LIQUID COOLED LED LIGHT BULB

#103
20110305025
2011-12-15

LED-BASED LAMPS AND THERMAL MANAGEMENT SYSTEMS THEREFOR

#104
20110299279
2011-12-08

Microchannel cooler for light emitting diode light fixtures

#105
20110267815
2011-11-03

Thermosyphon light engine and luminaire including same

#106
20110267805
2011-11-03

Hollow, liquid cooling and strip-shaped LED lamp

#107
20110261563
2011-10-27

Liquid cooled LED lighting device

#108
20110255268
2011-10-20

Liquid displacer in LED bulbs

#109
20110248618
2011-10-13

Electric lamp

#110
20110228516
2011-09-22

Liquid displacement beads in LED bulbs

#111
20110193479
2011-08-11

Evaporation Cooled Lamp

#112
20110193465
2011-08-11

Anti-reflective coatings for light bulbs

#113
20110188203
2011-08-04

PLUG IN LED ARRAY

#114
20110157865
2011-06-30

ILLUMINATION DEVICE

#115
20110084585
2011-04-14

Lamp assembly

#116
20110074296
2011-03-31

Light-emitting diode illumination apparatuses

#117
20110073159
2011-03-31

Heat Dissipating Device and Module Using Same

#118
20110050098
2011-03-03

Glass LED light bulbs

#119
20110037390
2011-02-17

Multi-chip package LED lighting device

#120
20110012512
2011-01-20

Solid state light fixture with enhanced thermal cooling and color mixing

#121
20100326633
2010-12-30

Cooling device for lamp with power light emitting diode

#122
20100265717
2010-10-21

Lighting device and method for manufacturing same

#123
20100264826
2010-10-21

Liquid-cooled LED lighting device

#124
20100259943
2010-10-14

Modular light source

#125
20100246177
2010-09-30

Lighting device and method of cooling lighting device

#126
20100225219
2010-09-09

LED lamp system utilizing a hollow liquid-cooled device

#127
20100219734
2010-09-02

APPARATUS FOR COOLING LEDS IN A BULB

#128
20100170670
2010-07-08

Advanced cooling method and device for LED lighting

#129
20100118542
2010-05-13

Appartus for Controlling and Removing Heat from a High Intensity Discharge Lamp Assembly

#130
20100110636
2010-05-06

Insulating and Dissipating Heat Structure of an Electronic Part

#131
20100109551
2010-05-06

Light source package having a six sided light emitting die supported by electrodes

#132
20090309473
2009-12-17

Heat removal design for LED bulbs

#133
20090273924
2009-11-05

High power LED lamp with heat dissipation enhancement

#134
20090273921
2009-11-05

High power LED lamp with heat dissipation enhancement

#135
20090257220
2009-10-15

Plastic LED bulb

#136
20090236992
2009-09-24

LED lamp and production method of the same

#137
20090174302
2009-07-09

Self-cooling, controllable light effects device

#138
20090154164
2009-06-18

Underwater lamp

#139
20090001372
2009-01-01

Efficient cooling of lasers, LEDs and photonics devices

#140
20080304249
2008-12-11

Durable super-cooled intelligent light bulb

#141
20080246383
2008-10-09

LED-lamp heat-dissipation device

#142
20080094835
2008-04-24

Light engine

#143
20080013316
2008-01-17

Liquid-filled LED lamp with heat dissipation means

#144
20070279900
2007-12-06

Submersible LED Light Fixture System

#145
20070267976
2007-11-22

Led-Based Light Bulb

#146
20070189029
2007-08-16

High intensity utility light

#147
20070139913
2007-06-21

Underwater lighting apparatus

#148
20070097675
2007-05-03

Submersible LED light fixture

#149
20070090391
2007-04-26

Light-emitting element having at least one light-emitting chip crystal

#150
20070070628
2007-03-29

Street light with heat dispensing device

#151
20070064441
2007-03-22

Backlight module

#152
20060261359
2006-11-23

Heat sink for light emitting diode bulb

#153
20060209545
2006-09-21

Light emitting module and related light source device

#154
20050270780
2005-12-08

High intensity utility light

#155
20050254264
2005-11-17

Thermally efficient LED bulb

#156
20050007010
2005-01-13

Structure of the stem of LED chip unit bulb

#157
16395157
2020-04-28

Replaceable water-cooled radiating device

#158
15954227
2019-05-07

Dynamic random access memory module

#159
14520283
2017-08-29

Adjustable light for underwater photography