ClassID:

155204

F21V29/67 - page 2 - 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

Recent Application in this class:
#301
20100212865
2010-08-26

HEAT DISSIPATING DEVICE USING HEAT PIPE

#302
20100207502
2010-08-19

LED light bulbs for space lighting

#303
20100207501
2010-08-19

Lighting device and method of cooling a lighting device

#304
20100204841
2010-08-12

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

#305
20100203465
2010-08-12

LED-based dental exam lamp

#306
20100201955
2010-08-12

Light-source cooling device and projection display device provided with same

#307
20100181888
2010-07-22

Light emitting diode lamp

#308
20100177282
2010-07-15

Projection type display device

#309
20100172144
2010-07-08

LED illuminating device and light engine thereof

#310
20100157606
2010-06-24

Device for cooling an optical module for a motor vehicle headlight

#311
20100149799
2010-06-17

LED illuminating device and light engine thereof

#312
20100149798
2010-06-17

Light emitting diode luminaire

#313
20100148672
2010-06-17

Energy efficient lighting system and method

#314
20100148651
2010-06-17

Light emitting diode lamp

#315
20100142212
2010-06-10

Thermally managed lamp assembly

#316
20100142206
2010-06-10

Device and system for an optical element holder

#317
20100141108
2010-06-10

LED illuminating device and light engine thereof

#318
20100134017
2010-06-03

Liquid-cooled LED lighting device

#319
20100134014
2010-06-03

Solar or wind powered light

#320
20100128482
2010-05-27

Light source device having heat dissipation module

#321
20100124058
2010-05-20

Thermal management of LED lighting systems

#322
20100103667
2010-04-29

Solid state lighting apparatus utilizing axial thermal dissipation

#323
20100103621
2010-04-29

Lamp base having a heat sink

#324
20100102696
2010-04-29

Heat dissipating device having turbine ventilator and LED lamp comprising the same

#325
20100097794
2010-04-22

LED lamp structure for reducing multiple shadows

#326
20100090577
2010-04-15

Turbulent flow cooling for electronic ballast

#327
20100085759
2010-04-08

Active thermal management systems for enclosed lighting and modular lighting systems incorporating the same

#328
20100079732
2010-04-01

Lamp and optical projector

#329
20100061098
2010-03-11

Lamp

#330
20100060132
2010-03-11

LED illuminating device

#331
20100046216
2010-02-25

Hot-melt glass pillar lamp and multi-channel heat dissipation method thereof

#332
20100046168
2010-02-25

Heat dissipating device

#333
20100039829
2010-02-18

LIGHT-EMITTING DIODE LAMP

#334
20100033689
2010-02-11

COOLING SOLUTION FOR A SOLID STATE LIGHT ILLUMINATED DISPLAY

#335
20100027296
2010-02-04

Backlight structure

#336
20100027276
2010-02-04

Thermal control system for a light-emitting diode fixture

#337
20100026185
2010-02-04

Lighting device

#338
20100020563
2010-01-28

Automotive lamp having fan

#339
20100020532
2010-01-28

Lighting device

#340
20090316425
2009-12-24

Automotive lamp

#341
20090310372
2009-12-17

LED lamp having active heat dissipation structure

#342
20090303742
2009-12-10

Vehicle lamp

#343
20090303724
2009-12-10

Light source module for a light fixture

#344
20090279301
2009-11-12

Electronic device and heat dissipation unit thereof

#345
20090278461
2009-11-12

Adaptive front light system having high heat-dissipation efficiency

#346
20090273924
2009-11-05

High power LED lamp with heat dissipation enhancement

#347
20090273921
2009-11-05

High power LED lamp with heat dissipation enhancement

#348
20090268468
2009-10-29

LED illuminating device and light engine thereof

#349
20090262550
2009-10-22

Vehicle lamp

#350
20090244910
2009-10-01

Method and system for lamp temperature control in optical metrology

#351
20090237937
2009-09-24

LED illuminating device and light engine thereof

#352
20090236078
2009-09-24

HEAT-DISSIPATING DEVICE

#353
20090196040
2009-08-06

Light source module of projector

#354
20090184619
2009-07-23

LED ILLUMINANTOR AND HEAT-DISSIPATING METHOD THEREOF

#355
20090175045
2009-07-09

Heat dissipating structure for light emitting diodes

#356
20090174302
2009-07-09

Self-cooling, controllable light effects device

#357
20090154189
2009-06-18

Heat-dissipating apparatus for vehicle lamp

#358
20090154188
2009-06-18

Vehicle lamp

#359
20090154180
2009-06-18

Heat-dissipating apparatus

#360
20090154174
2009-06-18

Backlight module

#361
20090129111
2009-05-21

Vehicular lamp

#362
20090129083
2009-05-21

LED UNIT AND OPTICAL SOURCE MODULE HAVING THE SAME

#363
20090097243
2009-04-16

LED LAMP WITH A POWERLESS FAN

#364
20090080200
2009-03-26

Lamp unit and projector employing same

#365
20090073702
2009-03-19

Lighting and ventilating apparatus and method

#366
20090072747
2009-03-19

Super cooler for a heat producing device

#367
20090059559
2009-03-05

LED lamp

#368
20090052175
2009-02-26

LED lamp with a heat dissipation device

#369
20090046473
2009-02-19

Light-emitting diode lamp

#370
20090040765
2009-02-12

LAMP ASSEMBLY COMPRISING A HIGH-PRESSURE GAS DISCHARGE LAMP

#371
20090039793
2009-02-12

Compact fluorescent lamp

#372
20090038787
2009-02-12

Cooling system for projection device

#373
20090034275
2009-02-05

Light-emitting device and heat-dissipating module thereof

#374
20090027878
2009-01-29

LED dock light

#375
20090002946
2009-01-01

Heat-dissipation module of light-emitting device

#376
20080304249
2008-12-11

Durable super-cooled intelligent light bulb

#377
20080291401
2008-11-27

Illuminant module and optical projection device

#378
20080285271
2008-11-20

LED-based fixtures and related methods for thermal management

#379
20080265273
2008-10-30

Light set with heat dissipation means

#380
20080259595
2008-10-23

Lamp assembly

#381
20080211370
2008-09-04

Heat dissipating structure of light source utility

#382
20080205071
2008-08-28

Lighting apparatus

#383
20080174743
2008-07-24

Light source apparatus, optical apparatus, and image projection apparatus

#384
20080165535
2008-07-10

Thermally-managed LED-based recessed down lights

#385
20080158878
2008-07-03

Flow-through LED lighting system

#386
20080123342
2008-05-29

Device and system for an optical element holder

#387
20080117647
2008-05-22

Lighting device comprising at least one light-emitting diode and vehicle headlight

#388
20080101065
2008-05-01

Backlight module with a heat dissipation device

#389
20080062700
2008-03-13

Backlight having discharge tube, reflector and heat conduction member contacting discharge tube

#390
20080055911
2008-03-06

LIGHT SOURCE DEVICE FOR A PROJECTOR

#391
20080030141
2008-02-07

Illumination devices with cooling fans and cooling methods thereof

#392
20080025038
2008-01-31

Thermal module system for LED headlamp module

#393
20080019125
2008-01-24

BACKLIGHT MODULE

#394
20080013316
2008-01-17

Liquid-filled LED lamp with heat dissipation means

#395
20070297183
2007-12-27

Heat sink

#396
20070297178
2007-12-27

LED lamp

#397
20070285924
2007-12-13

Integral ballast lamp thermal management method and apparatus

#398
20070267976
2007-11-22

Led-Based Light Bulb

#399
20070249183
2007-10-25

Insert with ventilation

#400
20070236911
2007-10-11

Lighting device

#401
20070217197
2007-09-20

Apparatus for emitting linear light

#402
20070201236
2007-08-30

Lighting and ventilating apparatus and method

#403
20070159604
2007-07-12

Image projection lighting device

#404
20070147046
2007-06-28

LED light with active cooling

#405
20070127246
2007-06-07

Bulb cooling

#406
20070115656
2007-05-24

Illumination module

#407
20070109797
2007-05-17

Self-righting light fixture

#408
20070081338
2007-04-12

Heat dissipating pole illumination device

#409
20070070630
2007-03-29

High efficiency, compact, modular forced air cooling system for high intensity LED light source

#410
20070064441
2007-03-22

Backlight module

#411
20070058373
2007-03-15

Projector device

#412
20070035957
2007-02-15

Lighting and/or signalling device with light emitting diodes for motor vehicles

#413
20070025107
2007-02-01

Heat transfer apparatus

#414
20070001582
2007-01-04

LED array module

#415
20060285337
2006-12-21

Light source module and projection display having the same

#416
20060279711
2006-12-14

Projection display with direct light source cooling means

#417
20060268552
2006-11-30

Light source for endoscopy or microscopy

#418
20060262571
2006-11-23

Backlight module including heat pipe with nano-scaled recesses

#419
20060262559
2006-11-23

Backlight device

#420
20060262545
2006-11-23

LED-based light-generating modules for socket engagement, and methods of assembling, installing and removing same

#421
20060250771
2006-11-09

Illuminating apparatus

#422
20060245176
2006-11-02

Method for detecting forensic evidence

#423
20060232973
2006-10-19

Lamp cooling device and projection display apparatus

#424
20060227561
2006-10-12

Light source module

#425
20060215408
2006-09-28

LED illumination lamp

#426
20060215120
2006-09-28

Image projection lighting device

#427
20060209544
2006-09-21

Light source device and projection-type image display device

#428
20060193139
2006-08-31

Heat dissipating apparatus for lighting utility

#429
20060193130
2006-08-31

LED lighting system

#430
20060187658
2006-08-24

Portable light device

#431
20060164602
2006-07-27

System and method for intelligent information handling system projector cool down

#432
20060158073
2006-07-20

Electronic device

#433
20060150636
2006-07-13

Super cooler for a heat producing device

#434
20060126338
2006-06-15

Modular lighting apparatus

#435
20060126025
2006-06-15

Image projection lighting device

#436
20060109656
2006-05-25

Light source device and projection display apparatus

#437
20060098439
2006-05-11

Light set with heat dissipation means

#438
20060092641
2006-05-04

Heat conducting mounting fixture for solid-state lamp

#439
20060082271
2006-04-20

Light emitting device package and back light unit for liquid crystral display using the same

#440
20060076572
2006-04-13

Light-emitting diode arrangement and motor vehicle headlamp

#441
20060071616
2006-04-06

Image projection lighting device

#442
20060062001
2006-03-23

Light source apparatus, optical apparatus, and image projection apparatus

#443
20060056181
2006-03-16

Heat dissipation structure for ellipsoidal lamps

#444
20060054311
2006-03-16

Heat sink device with independent parts

#445
20060050512
2006-03-09

Ultra-high pressure discharge lamp unit and light source apparatus

#446
20060001844
2006-01-05

Light source apparatus and an image display apparatus

#447
20060001384
2006-01-05

LED lamp

#448
20050286252
2005-12-29

Light emitting device, light emitting apparatus, and image projection apparatus

#449
20050276053
2005-12-15

Thermal management methods and apparatus for lighting devices

#450
20050275960
2005-12-15

Bandpass reflector with heat removal

#451
20050255784
2005-11-17

Method of producing a backlight having a discharge tube containing mercury

#452
20050254237
2005-11-17

Portable forensic lighting device

#453
20050242693
2005-11-03

Optical sheet having a diffusion portion

#454
20050237494
2005-10-27

Image projection lighting device

#455
20050236948
2005-10-27

Backlight having a polarization separating element

#456
20050231966
2005-10-20

Semiconductor forensic light kit

#457
20050231965
2005-10-20

Forensic light using semiconductor light source

#458
20050201098
2005-09-15

Interior lamp

#459
20050179352
2005-08-18

Backlight having discharge tube, reflector and heat conduction member contacting discharge tube

#460
20050134810
2005-06-23

Image projection lighting device

#461
20050128769
2005-06-16

Task lighting system

#462
20050122480
2005-06-09

Image projection lighting device

#463
20050117348
2005-06-02

Light beam projector with filter set rotating on its own axis

#464
20050117341
2005-06-02

Lighting and ventilating apparatus and method

#465
20050111234
2005-05-26

LED lamp heat sink

#466
20050094107
2005-05-05

Projector device

#467
20050088628
2005-04-28

Projector device

#468
20050088627
2005-04-28

Projector device

#469
20050063189
2005-03-24

Mobile lighting system

#470
20050034468
2005-02-17

Time-extended cooling system for line-powered apparatus

#471
20050023551
2005-02-03

Light source unit

#472
19086484
2025-06-10

Camping fan telescopic lamp

#473
19030625
2025-11-25

Multifunctional photography light

#474
19030587
2026-04-21

LED panel light

#475
18533382
2025-02-11

LED grow light with cold light source

#476
18413821
2024-10-01

Sanitation control for headlamps having variable beam illumination

#477
17709928
2023-05-09

Multi-angle lighting lamp

#478
17412779
2022-05-17

Portable lamp assembly

#479
17169040
2022-03-08

Balloon lamp

#480
14468158
2016-01-19

Cooled LED lighting apparatus

#481
13729859
2019-01-08

Heat sink for an LED light fixture