ClassID:

208840

H01L33/641 - CPC Classification

Classification description:

Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages; Heat extraction or cooling elements characterized by the materials

Recent Application in this class:
#1
20250070096
2025-02-27

SIDE LIGHT-EMITTING DISPLAY DEVICE

#2
20250048800
2025-02-06

BASE MEMBER FOR LIGHT EMITTING DEVICE

#3
20240405176
2024-12-05

SINTERED COMPACT SUBSTRATE, LIGHT-EMITTING DEVICE, AND METHODS FOR MANUFACTURING SINTERED COMPACT SUBSTRATE AND LIGHT-EMITTING DEVICE

#4
20240395997
2024-11-28

LIGHTING APPARATUS

#5
20240355993
2024-10-24

LIGHT-EMITTING DEVICE, DISPLAY, AND PREPARATION METHOD FOR LIGHT-EMITTING DEVICE

#6
20240339582
2024-10-10

LIGHT EMITTING DIODES WITH ENHANCED THERMAL SINKING AND ASSOCIATED METHODS OF OPERATION

#7
20240282903
2024-08-22

DISPLAY PANEL, DISPLAY PANEL SUBASSEMBLY AND DISPLAY APPARATUS

#8
20240274776
2024-08-15

DISPLAY PANEL AND DISPLAY DEVICE

#9
20240243243
2024-07-18

LED Light Source Device

#10
20240243109
2024-07-18

LIGHT-EMITTING DEVICE AND IMAGE DISPLAY APPARATUS

#11
20240230252
2024-07-11

HEAT CONDUCTION FILM AND HEAT-DISSIPATING STRUCTURE USING SAME

#12
20240213432
2024-06-27

LIGHT EMITTING CHIP AND PRODUCING METHOD THEREOF, AND LIGHT EMITTING APPARATUS

#13
20240203818
2024-06-20

ELECTRONIC ELEMENT MOUNTING SUBSTRATE, ELECTRONIC DEVICE, AND ELECTRONIC MODULE FOR IMPROVING AND OBTAINING LONG-TERM RELIABILITY

#14
20240194629
2024-06-13

Semiconductor Device and Method of Making a Semiconductor Package with Graphene for Die Attach

#15
20240154081
2024-05-09

INSULATION SHEET FOR DISPLAY LIGHT SOURCE, AND INSULATION LIGHT SOURCE MODULE, INSULATION BACKLIGHT UNIT, AND DISPLAY DEVICE COMPRISING SAME

#16
20240154076
2024-05-09

LUMIPHORIC MATERIAL STRUCTURES FOR LIGHT-EMITTING DIODE PACKAGES AND RELATED METHODS

#17
20240110696
2024-04-04

Power tool, light unit, and floodlight

#18
20240072225
2024-02-29

SEMICONDUCTOR PACKAGE AND DISPLAY DEVICE

#19
20240072217
2024-02-29

Systems And Methods For Fluoride Ceramic Phosphors For LED Lighting

#20
20240016043
2024-01-11

DISPLAY DEVICE

#21
20240015996
2024-01-11

DISPLAY DEVICE

#22
20240006263
2024-01-04

CARBON NANOTUBES DISPOSED ON METAL SUBSTRATES WITH ONE OR MORE CAVITIES

#23
20230411335
2023-12-21

THERMOSETTING RESIN COMPOSITION, SEMICONDUCTOR DEVICE AND ELECTRICAL/ELECTRONIC COMPONENT

#24
20230390575
2023-12-07

PHOTOTHERAPY LIGHT ENGINE

#25
20230387376
2023-11-30

APPARATUS, SYSTEM, AND METHOD FOR ACHIEVING BRIGHTNESS UNIFORMITY ACROSS DISPLAY ELEMENTS

#26
20230383181
2023-11-30

PHOSPHOR CERAMIC, LIGHT-EMITTING DEVICE AND MANUFACTURING METHODS THEREFOR

#27
20230369544
2023-11-16

Wavelength conversion apparatus and method for manufacturing the same

#28
20230366533
2023-11-16

Power tool, light unit, and floodlight

#29
20230335684
2023-10-19

WHITE LIGHT LED CHIP PACKAGED IN INORGANIC MATERIAL, DEVICE, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF

#30
20230317897
2023-10-05

OPTICAL MEMBER AND LIGHT-EMITTING DEVICE

#31
20230317893
2023-10-05

DISPLAY DEVICE

#32
20230307601
2023-09-28

COOLING SYSTEM FOR LED CURING APPARATUS

#33
20230299254
2023-09-21

DISPLAY DEVICE

#34
20230275202
2023-08-31

Light emitting diodes with enhanced thermal sinking and associated methods of operation

#35
20230271888
2023-08-31

COMPOSITE AND PRODUCTION METHOD FOR COMPOSITE

#36
20230261166
2023-08-17

Method of manufacturing light source device having a bonding layer with bumps and a bonding member

#37
20230238500
2023-07-27

DISPLAY DEVICE

#38
20230227370
2023-07-20

COMPOSITE BODY AND LAYERED BODY

#39
20230223504
2023-07-13

HEAT DISSIPATION LAYER AND FLEXIBLE DISPLAY DEVICE INCLUDING THE SAME

#40
20230207745
2023-06-29

Light emitting apparatus and production method thereof

#41
20230163250
2023-05-25

Light emitting device

#42
20230155098
2023-05-18

Light emitting device

#43
20230103072
2023-03-30

DEEP-SCALING AND MODULAR INTERCONNECTION OF DEEP ULTRAVIOLET MICRO-SIZED EMITTERS

#44
20230082985
2023-03-16

DISPLAY DEVICE

#45
20230068464
2023-03-02

LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING SAME

#46
20230061014
2023-03-02

Sheet disposed below panel, and display device including the same

#47
20230045625
2023-02-09

Controlling off-state appearance of a light emitting device

#48
20230020481
2023-01-19

DISPLAY MODULE, MANUFACTURE METHOD THEREOF AND DISPLAY APPARATUS

#49
20230006113
2023-01-05

DISPLAY DEVICE

#50
20230005900
2023-01-05

CHIP PACKAGE STRUCTURE AND APPLICATION THEREOF

#51
20220399481
2022-12-15

Wavelength conversion member and light-emitting device for efficient wavelength conversion

#52
20220384396
2022-12-01

DISPLAY APPARATUS

#53
20220328743
2022-10-13

Display panel

#54
20220320404
2022-10-06

OPTOELECTRONIC SEMICONDUCTOR COMPONENT AND METHOD FOR PRODUCING AN OPTOELECTRONIC SEMICONDUCTOR COMPONENT

#55
20220320403
2022-10-06

Semiconductor Component and Method for Producing the Same

#56
20220285601
2022-09-08

Managing thermal resistance and planarity of a display package

#57
20220285326
2022-09-08

MICRO LED PANEL AND METHOD FOR MANUFACTURING THE SAME

#58
20220254975
2022-08-11

SEMICONDUCTOR STRUCTURE AND SUBSTRATE THEREOF, AND MANUFACTURING METHODS FOR SEMICONDUCTOR STRUCTURES AND SUBSTRATES THEREOF

#59
20220231211
2022-07-21

Display module and display apparatus having the same

#60
20220208033
2022-06-30

Tiled display device

#61
20220181532
2022-06-09

Element substrate, light-emitting element module, and light-emitting device

#62
20220167334
2022-05-26

Optoelectronic device

#63
20220158066
2022-05-19

Light emitting diodes with enhanced thermal sinking and associated methods of operation

#64
20220149019
2022-05-12

OPTOELECTRONIC DEVICE

#65
20220093829
2022-03-24

Semiconductor light-emitting device

#66
20220029079
2022-01-27

Light emitting element and light emitting device

#67
20220029069
2022-01-27

Wavelength conversion device and manufacturing method thereof

#68
20220013507
2022-01-13

Display panel and display device with enhanced thermal conductivity

#69
20220005995
2022-01-06

LIGHT-EMITTING DEVICE WITH ELECTRIC POWER GENERATION FUNCTION, LIGHTING DEVICE, AND DISPLAY DEVICE

#70
20210408344
2021-12-30

PACKAGED OPTOELECTRIC MODULE AND METHOD FOR ITS PRODUCTION

#71
20210408323
2021-12-30

Manufacturing process of light emitting device comprising quantum dot film and transparent adhesive layer

#72
20210407977
2021-12-30

Display panel and method for manufacturing the same, display device

#73
20210391512
2021-12-16

Light emitting device

#74
20210384395
2021-12-09

Radiation-Emitting Component

#75
20210367126
2021-11-25

Reflective and heat-insulating QLED package device and method for packaging the same as well as luminaire

#76
20210343919
2021-11-04

Backlight module and manufacturing method of same

#77
20210336115
2021-10-28

Light-emitting diode, method for manufacturing the same, backlight source and display device for improving heat dissipation

#78
20210336112
2021-10-28

Light emitting device including flexible substrate

#79
20210336094
2021-10-28

Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body

#80
20210305478
2021-09-30

Header for semiconductor package and semiconductor package

#81
20210305475
2021-09-30

Light emitting device package and light source module

#82
20210305473
2021-09-30

Light emitting device

#83
20210273148
2021-09-02

SEMICONDUCTOR DEVICE PACKAGE

#84
20210265322
2021-08-26

Display device and fabricating method for display device

#85
20210242385
2021-08-05

Method of producing heat dissipation substrate and method of producing composite substrate

#86
20210225726
2021-07-22

Silicon heat-dissipation package for compact electronic devices

#87
20210214600
2021-07-15

Thermally conductive sheet and method for producing the same

#88
20210187317
2021-06-24

Phototherapy light engine

#89
20210184092
2021-06-17

Optoelectronic component that dissipates heat

#90
20210167268
2021-06-03

Managing thermal resistance and planarity of a display package

#91
20210163708
2021-06-03

Thermally conductive molded resin article

#92
20210151635
2021-05-20

Base member for light emitting device

#93
20210147612
2021-05-20

High-thermal conductive epoxy compound and composition, material for semiconductor package, molded product, electric and electronic device, and semiconductor package including the same

#94
20210135075
2021-05-06

Package

#95
20210111326
2021-04-15

Upper substrate for miniature LED component, miniature LED component, and miniature LED display device

#96
20210111167
2021-04-15

Stretchable display device having a plurality of connection lines

#97
20210074625
2021-03-11

Graphite-laminated chip-on-film-type semiconductor package having improved heat dissipation and electromagnetic wave shielding functions

#98
20210071840
2021-03-11

System for the electrically connecting at least one light source to an electrical power supply system

#99
20210050500
2021-02-18

DISPLAY PANEL, DISPLAY DEVICE, INPUT/OUTPUT DEVICE, AND DATA PROCESSING DEVICE

#100
20210028157
2021-01-28

Light-emitting apparatus

#101
20210013187
2021-01-14

Light emitting device

#102
20210005795
2021-01-07

Light-emitting device and method for manufacturing same

#103
20200411728
2020-12-31

Adhesive layer with varied material properties

#104
20200373287
2020-11-26

Light-emitting package

#105
20200369935
2020-11-26

HEAT-RADIATING SUBSTRATE

#106
20200357964
2020-11-12

Optoelectronic device and method of producing an optoelectronic device

#107
20200357948
2020-11-12

Template for growing group III-nitride semiconductor layer, group III-nitride semiconductor light emitting device, and manufacturing method therefor

#108
20200355958
2020-11-12

Graphite-laminated chip-on-film-type semiconductor package allowing improved visibility and workability

#109
20200343428
2020-10-29

LED module having LED chips as light source

#110
20200343158
2020-10-29

Copper/titanium/aluminum joint, insulating circuit substrate, insulating circuit substrate with heat sink, power module, LED module, and thermoelectric module

#111
20200335669
2020-10-22

Light emitting apparatus and production method thereof

#112
20200315004
2020-10-01

Circuit board

#113
20200308465
2020-10-01

POLYMER COMPOSITIONS EXHIBITING REFLECTIVITY AND THERMAL CONDUCTIVITY

#114
20200287115
2020-09-10

Optoelectronic semiconductor device and method for forming an optoelectronic semiconductor device

#115
20200287114
2020-09-10

LED package

#116
20200287096
2020-09-10

Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body

#117
20200279983
2020-09-03

LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING LIGHT EMITTING DEVICE

#118
20200279792
2020-09-03

Paste composition, semiconductor device, and electrical/electronic component

#119
20200266139
2020-08-20

Carrier, assembly comprising a substrate and a carrier, and method for producing a carrier

#120
20200251452
2020-08-06

LED LIGHTING DEVICE, LED LAMP, AND LED DISPLAY SCREEN

#121
20200243740
2020-07-30

Light emitting element and light emitting device

#122
20200227608
2020-07-16

Flip-chip light-emitting module

#123
20200220061
2020-07-09

Light-emitting device

#124
20200203589
2020-06-25

Method of manufacturing light source device having a bonding layer with bumps and a bonding member

#125
20200203575
2020-06-25

Method for manufacturing semiconductor element

#126
20200168770
2020-05-28

Systems and methods for fluoride ceramic phosphors for LED lighting

#127
20200168769
2020-05-28

LED PACKAGE

#128
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

#129
20200161519
2020-05-21

Mounting an LED element on a flat carrier

#130
20200144153
2020-05-07

ELECTRONIC ELEMENT MOUNTING SUBSTRATE, ELECTRONIC DEVICE, AND ELECTRONIC MODULE

#131
20200119246
2020-04-16

LED package with integrated features for gas or liquid cooling

#132
20200105990
2020-04-02

SURFACE LIGHT SOURCE, METHOD FOR MANUFACTURING THE SAME, AND DISPLAY DEVICE USING THE SURFACE LIGHT SOURCE

#133
20200105976
2020-04-02

ILLUMINATED TRANSFLECTIVE GEMSTONES, METHODS, AND APPARATUS THEREOF

#134
20200091125
2020-03-19

Light-emitting package

#135
20200058840
2020-02-20

OPTOELECTRONIC SEMICONDUCTOR CHIP AND METHOD OF PRODUCING AN OPTOELECTRONIC SEMICONDUCTOR CHIP

#136
20200052177
2020-02-13

Light emitting device

#137
20200041105
2020-02-06

System for the electrically connecting at least one light source to an electrical power supply system

#138
20200035893
2020-01-30

Solid state light emitter die having a heat spreader between a plurality lead frame

#139
20200028047
2020-01-23

LIGHT EMITTING DIODE ARRAY PACKAGE STRUCTURE WITH HIGH THERMAL CONDUCTIVITY

#140
20200028039
2020-01-23

Light emitting device

#141
20200024496
2020-01-23

THERMAL INTERFACE MATERIAL, METHOD FOR THERMALLY COUPLING WITH THERMAL INTERFACE MATERIAL, AND METHOD FOR PREPARING THERMAL INTERFACE MATERIAL

#142
20200020841
2020-01-16

Method of manufacturing a hexagonal boron nitride based laminate on LED filament

#143
20200013930
2020-01-09

Wavelength conversion module, method for forming wavelength conversion module, and projection device

#144
20200006598
2020-01-02

Vertical topology light emitting device

#145
20190393390
2019-12-26

Package, light emitting device, and method of manufacturing the package

#146
20190386462
2019-12-19

Strain control in optoelectronic devices

#147
20190378961
2019-12-12

FLIP-CHIP LIGHT-EMITTING MODULE

#148
20190371971
2019-12-05

Light emitting device

#149
20190363507
2019-11-28

Light-emitting ceramic and light-emitting device

#150
20190348590
2019-11-14

FLEXIBLE LIGHTING DEVICE INCLUDING A NANO-PARTICLE HEAT SPREADING LAYER

#151
20190341573
2019-11-07

Fabrication of phosphor film with heat dissipation film

#152
20190341537
2019-11-07

Light emitting diodes with enhanced thermal sinking and associated methods of operation

#153
20190323697
2019-10-24

Fluorescent glue for LED lighting bar and LED bulb lamp using the LED lighting bar

#154
20190295994
2019-09-26

Light emitting device

#155
20190267529
2019-08-29

Light emitting element and light emitting device

#156
20190267355
2019-08-29

Vehicle luminaire and vehicle lamp

#157
20190229248
2019-07-25

Light-emitting device

#158
20190229247
2019-07-25

LED package

#159
20190229230
2019-07-25

TEMPLATE FOR GROWING GROUP III-NITRIDE SEMICONDUCTOR LAYER, GROUP III-NITRIDE SEMICONDUCTOR LIGHT EMITTING DEVICE, AND MANUFACTURING METHOD THEREFOR

#160
20190223285
2019-07-18

Highly thermally conductive dielectric structure for heat spreading in component carrier

#161
20190206758
2019-07-04

Negative electroluminescent cooling device

#162
20190206701
2019-07-04

Silicon heat-dissipation package for compact electronic devices

#163
20190198737
2019-06-27

Semiconductor light-emitting device having gap between thermally-conductive film and metal core and method for producing same

#164
20190198418
2019-06-27

Boron nitride nanotube enhanced electrical components

#165
20190189869
2019-06-20

Packaging method and package structure of QLED device

#166
20190189837
2019-06-20

Vertical type light emitting diode die and method for fabricating the same

#167
20190189836
2019-06-20

Vertical type light emitting diode die and method for fabricating the same

#168
20190189586
2019-06-20

Component joining apparatus, component joining method and mounted structure

#169
20190181181
2019-06-13

Method of fabricating light emitting device package

#170
20190172986
2019-06-06

MANUFACTURING METHOD OF HIGH REFLECTION MIRROR WITH POLYCRYSTALLINE ALUMINUM NITRIDE

#171
20190165234
2019-05-30

Jointing material, fabrication method for semiconductor device using the jointing material, and semiconductor device

#172
20190165040
2019-05-30

Optoelectronic device comprising pixels with improved contrast and brightness

#173
20190157535
2019-05-23

Advanced solder alloys for electronic interconnects

#174
20190140147
2019-05-09

LED package

#175
20190131504
2019-05-02

Light emitting package having a guiding member guiding an optical member

#176
20190123254
2019-04-25

Light-emitting device, infrared light source, and method for manufacturing light-emitting device

#177
20190103384
2019-04-04

Multi-LED system

#178
20190099980
2019-04-04

Thermally conductive resin sheet having light transmission and method for producing the same

#179
20190097110
2019-03-28

PHOTOELECTRIC DEVICE AND SUBSTRATE THEREOF

#180
20190097109
2019-03-28

Light emitting device and leadframe thereof

#181
20190097108
2019-03-28

FLEXIBLE LIGHTING DEVICE INCLUDING A NANO-PARTICLE HEAT SPREADING LAYER

#182
20190088825
2019-03-21

Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body

#183
20190081219
2019-03-14

Quantum dot-based color-converted light emitting device and method for manufacturing the same

#184
20190074421
2019-03-07

Light emitting device

#185
20190051796
2019-02-14

Vertical topology light emitting device

#186
20190051793
2019-02-14

Ultraviolet LED chip and manufacturing method thereof

#187
20190035981
2019-01-31

Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body

#188
20190035702
2019-01-31

Electronic component and method for producing an electronic component

#189
20190031810
2019-01-31

Composite compositions and modification of inorganic particles for use in composite compositions

#190
20190027668
2019-01-24

Light source device and display device

#191
20190019922
2019-01-17

Light-emitting device, package including the same, and method of manufacturing the same

#192
20190013451
2019-01-10

Heat transmissive optoelectronic component and module

#193
20190013304
2019-01-10

Punching packaged light-emitting diode apparatus and manufacturing method thereof

#194
20180375005
2018-12-27

Light-emitting device package

#195
20180366628
2018-12-20

Wiring substrate and production method thereof

#196
20180352646
2018-12-06

Printed circuit board with built-in vertical heat dissipation ceramic block, and electrical assembly comprising the board

#197
20180351324
2018-12-06

Method of producing an optoelectronic component

#198
20180351052
2018-12-06

Quantum dot glass cell and light-emitting device package including the same

#199
20180350678
2018-12-06

Method of manufacturing a semiconductor device including through silicon plugs

#200
20180343735
2018-11-29

Electronic assembly for lighting applications, lighting device and method for producing an electronic assembly

#201
20180337316
2018-11-22

JOINT STRUCTURE AND MANUFACTURING METHOD THEREOF

#202
20180331267
2018-11-15

LED illumination module having plural LED elements and secondary cooling element

#203
20180331266
2018-11-15

LED module having LED chips as light source

#204
20180331013
2018-11-15

Mount structure

#205
20180323344
2018-11-08

UV LED package

#206
20180313501
2018-11-01

Wavelength converters with improved thermal conductivity and lighting devices including the same

#207
20180309032
2018-10-25

Quantum dot LED package structure

#208
20180301600
2018-10-18

Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body

#209
20180294392
2018-10-11

COMPOSITE CONDUCIVE TO HEAT DISSIPATION OF LED-MOUNTED SUBSTRATE AND METHOD OF MANUFACTURING THE SAME

#210
20180282232
2018-10-04

Heat-dissipating ceramic foam containing carbonized cellulose particles and method for producing the same

#211
20180277730
2018-09-27

LIGHT-EMISSION MODULE HAVING COOLER AND PRODUCTION METHOD FOR LIGHT-EMISSION MODULE HAVING COOLER

#212
20180277729
2018-09-27

LIGHT-EMITTING MODULE SUBSTRATE, LIGHT-EMITTING MODULE, SUBSTRATE FOR LIGHT-EMITTING MODULE HAVING COOLER, AND PRODUCTION METHOD FOR LIGHT-EMITTING MODULE SUBSTRATE

#213
20180274771
2018-09-27

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

#214
20180254398
2018-09-06

Light-emitting device

#215
20180251676
2018-09-06

Phosphor film

#216
20180248095
2018-08-30

Bonding Structure for III-V Group Compound Device

#217
20180247920
2018-08-30

Display device and imaging device

#218
20180233640
2018-08-16

LIGHT EMITTING DEVICE, AND MANUFACTURING METHOD OF LIGHT EMITTING DEVICE

#219
20180226555
2018-08-09

Electronic device

#220
20180216787
2018-08-02

LED device and LED lamp including the same

#221
20180212129
2018-07-26

HEAT DISSIPATION CIRCUIT BOARD AND METHOD FOR PRODUCING HEAT DISSIPATION CIRCUIT BOARD

#222
20180212109
2018-07-26

Light-emitting diode and manufacturing method therefor

#223
20180209604
2018-07-26

Metal PCB, headlight module having metal PCB applied thereto, and method for assembling headlight module

#224
20180182946
2018-06-28

Arrangement

#225
20180182935
2018-06-28

Light source module, backlight unit and liquid crystal display device including the same

#226
20180159010
2018-06-07

Light-emitting device

#227
20180159009
2018-06-07

METHOD FOR PRODUCING AN ELECTRONIC COMPONENT WITH A CARRIER ELEMENT AND ELECTRONIC COMPONENT WITH A CARRIER ELEMENT

#228
20180159008
2018-06-07

Light emitting diode assembly using thermal pyrolytic graphite for thermal management

#229
20180158991
2018-06-07

Semiconductor element and method for manufacturing the same

#230
20180156395
2018-06-07

Method of making LED light bulb with thermal radiation filaments

#231
20180145237
2018-05-24

Ultraviolet ray emitting device having maximized electrode area for improved heat dissipation

#232
20180145059
2018-05-24

Light emitting diode (LED) devices, components and methods

#233
20180111002
2018-04-26

PHOTOTHERAPY LIGHT ENGINE

#234
20180108823
2018-04-19

Peripheral heat sinking arrangement for high brightness light emitting devices

#235
20180108822
2018-04-19

Metal coating method, light-emitting device, and manufacturing method for the same

#236
20180102464
2018-04-12

Advanced Solder Alloys For Electronic Interconnects

#237
20180100054
2018-04-12

Optoelectronic device with a mixture having a silicone and a fluoro-organic additive

#238
20180090653
2018-03-29

HEAT DISSIPATING PLATE DEVICE FOR LIGHT EMITTING DIODE, HEAD LAMP FOR AUTOMOBILE AND METHOD FOR PREPARING THE SAME

#239
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