ClassID:

233161

H05B33/0821 - page 2 - CPC Classification

Classification description:

Recent Application in this class:
#301
20140132163
2014-05-15

HIGH-VOLTAGE LED MULTICHIP MODULE AND METHOD FOR ADJUSTING AN LED MULTICHIP MODULE

#302
20140132156
2014-05-15

LED DEVICE WITH VOLTAGE-LIMITING UNIT AND SHUNT CURRENT-LIMITING RESISTANCE

#303
20140111991
2014-04-24

Light-emitting device and lighting apparatus

#304
20140111112
2014-04-24

LED fluorescent lamp

#305
20140111107
2014-04-24

LED driving apparatus having holding current circuit and operating method thereof

#306
20140111102
2014-04-24

Method of driving LED lighting sources and related device

#307
20140103824
2014-04-17

Lamp

#308
20140103802
2014-04-17

Driver circuit of light sources

#309
20140070726
2014-03-13

LED DRIVING APPARATUS AND OPERATING METHOD THEREOF

#310
20140070721
2014-03-13

Solid-state light-emitting element drive device, lighting system and lighting fixture

#311
20140070704
2014-03-13

Electronic ballast for operating at least one first cascade of LEDs and one second cascade of LEDs

#312
20140062318
2014-03-06

Wiring boards for array-based electronic devices

#313
20140062315
2014-03-06

Wiring boards for array-based electronic devices

#314
20140049174
2014-02-20

Driving device and method for driving a load, in particular an LED assembly

#315
20140049172
2014-02-20

LED dimming module

#316
20140001969
2014-01-02

LED lighting device

#317
20130341653
2013-12-26

Solid state lighting component

#318
20130335679
2013-12-19

Liquid crystal display device

#319
20130320868
2013-12-05

LED lighting apparatus and control circuit thereof

#320
20130313972
2013-11-28

MULTICOLOR LED SEQUENCER

#321
20130307411
2013-11-21

Vehicle LED lighting device

#322
20130285567
2013-10-31

Light-Emitting Device and Luminaire

#323
20130285564
2013-10-31

AC driven solid state lighting apparatus with LED string including switched segments

#324
20130285033
2013-10-31

Organic EL device and method for producing organic EL device

#325
20130278139
2013-10-24

System and apparatus for a dual LED light bar

#326
20130278138
2013-10-24

Light-emitting apparatus and lighting appliance provided with the same

#327
20130265017
2013-10-10

Constant current driving device having an improved accuracy

#328
20130264958
2013-10-10

Light-emitting device

#329
20130257310
2013-10-03

LED lighting device with LED profile and method for operating the LED lighting device

#330
20130257282
2013-10-03

LED DRIVER AND A METHOD OF DRIVING LEDS

#331
20130249408
2013-09-26

Solid state lighting panels with variable voltage boost current sources

#332
20130241416
2013-09-19

Intrinsically safe display device with an array of LEDs

#333
20130234611
2013-09-12

Light emitting device

#334
20130234609
2013-09-12

LED lighting device

#335
20130221870
2013-08-29

White LED device having LED chips directly driven by alternating current

#336
20130221861
2013-08-29

METHOD AND DEVICE FOR DRIVING AN LED STRING

#337
20130201677
2013-08-08

LED lighting device with temperature dependent output stabilizer

#338
20130200790
2013-08-08

ARRAYS OF LIGHT SOURCES ENERGIZED WITH BRANCHED AND LOOPED ELECTRODES FOR SIGNAGE

#339
20130181633
2013-07-18

Lighting device employing ac-driven light-emitting diodes

#340
20130127348
2013-05-23

LED drive circuit

#341
20130120687
2013-05-16

LED backlight source drive circuit, LED backlight source and liquid crystal display device

#342
20130088159
2013-04-11

Light-emitting device

#343
20130082617
2013-04-04

Current-shunting alternating current light-emitting diode driving circuit

#344
20130015785
2013-01-17

Illumination light communication device, and illumination apparatus and system including same

#345
20130010475
2013-01-10

Jacketed LED assemblies and light strings containing same

#346
20120249002
2012-10-04

Method and apparatus for driving a LED with pulses

#347
20120212144
2012-08-23

Illumination device

#348
20120181949
2012-07-19

Programmable current source for light emitting diode arrangements

#349
20120155086
2012-06-21

LED module for lighting

#350
20120119662
2012-05-17

Light emitting device system and driver

#351
20120098458
2012-04-26

Multichip package structure for directly electrically connecting to an AC power source

#352
20120037933
2012-02-16

Light emitting device and lighting system having the same

#353
20110284884
2011-11-24

Light emitting diode chip for high voltage operation and light emitting diode package including the same

#354
20110222285
2011-09-15

Light emitting device having a plurality of light emitting cells

#355
20110133214
2011-06-09

Light sensor device and manufacturing method

#356
20110121749
2011-05-26

LED arrayuminaires with max power applied to LEDs based on the lighting requirements for the LED in a dynamic lighting plan

#357
20110101883
2011-05-05

LED lighting for livestock development

#358
20100277084
2010-11-04

Light emitting device for AC power operation

#359
20100096977
2010-04-22

AC light emitting device with long-persistent phosphor and light emitting device module having the same

#360
20100006868
2010-01-14

AC LED device and method for fabricating the same

#361
20090303694
2009-12-10

Light emitting device and lighting system having the same

#362
20090050908
2009-02-26

Solid state lighting component

#363
16454795
2020-03-31

Three-line four-way light string and control system thereof

#364
16454730
2020-05-12

Dim-to-warm LED circuit

#365
16424914
2020-04-07

Passive illumination ramping circuit

#366
16287718
2020-02-18

Lighting system

#367
16265229
2019-11-12

Device for driving light-emitting diodes (LEDs)

#368
16243101
2019-08-20

Micro light-emitting diode driving circuit and display using the same

#369
16202184
2019-09-17

Driver circuit supplying positive and negative voltages and control circuit and control method thereof

#370
16029933
2019-03-19

Light source switching system and method of light emission control thereof

#371
16022285
2018-10-30

Light set circuit, light strip and control apparatus therefor

#372
15980569
2019-06-11

Input protection circuit

#373
15950299
2019-02-12

Intellectual control system having dimming and color temperature regulating functions

#374
15947674
2019-05-14

Reducing jitter in a direct AC LED lighting device

#375
15788252
2019-02-19

Color-tunable lighting device and method

#376
15712779
2018-11-06

LED dimming

#377
15695559
2018-10-09

Current and voltage control circuit and method for a class II LED driver

#378
15435336
2017-09-05

Self-healing overtemp circuits in LED lighting systems

#379
15369872
2017-10-10

Solid state lighting panel

#380
15264863
2017-10-17

Illumination device, system and method for manually adjusting automated changes in exterior daylight among select groups of illumination devices placed in various rooms of a structure

#381
15244714
2016-11-29

Resistive protection to prevent reverse voltage breakdown in anti-parallel wired LEDs

#382
15008213
2016-08-30

Resistive protection to prevent reverse voltage breakdown in anti-parallel wired LEDs

#383
14961893
2017-04-25

LED string light

#384
14937980
2017-04-04

LED control circuit

#385
14604886
2016-01-12

Illumination device and method for determining a target lumens that can be safely produced by an illumination device at a present temperature

#386
14505671
2017-08-15

Color mixing optics for LED illumination device

#387
14471406
2016-11-08

Shippable LED-based luminaire

#388
14259116
2016-02-09

Highly efficient LED lighting fixture

#389
14191572
2018-10-23

Driver circuit for LED light