ClassID:

207691

H01L23/49558 - CPC Classification

Classification description:

Details of semiconductor or other solid state devices; Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered constructions; Lead-frames or other flat leads; Geometry of the lead-frame Insulating layers on lead frames, e.g. bridging members

Recent Application in this class:
#1
20260053003
2026-02-19

METHOD OF PRODUCING SUBSTRATES FOR SEMICONDUCTOR DEVICES, CORRESPONDING SUBSTRATE AND SEMICONDUCTOR DEVICE

#2
20260011627
2026-01-08

SEMICONDUCTOR DEVICE WITH A DIELECTRIC SPACER AND METHOD OF MANUFACTURING

#3
20250391749
2025-12-25

ELECTRONIC COMPONENT BRACKET, MANUFACTURING PROCESS THEREOF, AND ENCAPSULATED PRODUCT

#4
20250329620
2025-10-23

SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING SEMICONDUCTOR DEVICES

#5
20250309070
2025-10-02

SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING SEMICONDUCTOR DEVICES

#6
20250273546
2025-08-28

INTEGRATED CIRCUIT PACKAGING WITH INSULATION STRUCTURE TO CONTROL GAP HEIGHT AND DIE TILT

#7
20250233099
2025-07-17

SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

#8
20250233056
2025-07-17

SEMICONDUCTOR DEVICE

#9
20250210476
2025-06-26

SEMICONDUCTOR MODULE

#10
20250192005
2025-06-12

SEMICONDUCTOR DEVICES INCLUDING ROUNDED COMPONENTS AND RELATED MANUFACTURING METHODS

#11
20250157982
2025-05-15

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICES, CORRESPONDING SUBSTRATE AND SEMICONDUCTOR DEVICE

#12
20250157898
2025-05-15

FLIP CHIP QUAD FLAT NO LEADS (QFN) PACKAGE

#13
20250105107
2025-03-27

ELECTRONIC CIRCUIT PACKAGES THAT DEMONSTRATE REDUCED ADHESION TO MOLD FLASH AND METHODS FOR REDUCING ADHESION OF MOLD FLASH TO METAL LEADFRAMES

#14
20250087562
2025-03-13

CHIP ON FILM PACKAGE AND DISPLAY DEVICE INCLUDING THE SAME

#15
20250029902
2025-01-23

LEAD FRAME AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE

#16
20250022781
2025-01-16

MULTI-CHIP MODULE LEADLESS PACKAGE

#17
20250022778
2025-01-16

SEMICONDUCTOR MODULE

#18
20250014970
2025-01-09

METHOD FOR PRODUCING A PACKAGE FOR A SEMICONDUCTOR CHIP, PACKAGE FOR A SEMICONDUCTOR CHIP AND SEMICONDUCTOR DEVICE

#19
20240421047
2024-12-19

SEMICONDUCTOR MODULE

#20
20240404902
2024-12-05

SEMICONDUCTOR PACKAGE HAVING ROUTABLE ENCAPSULATED CONDUCTIVE SUBSTRATE AND METHOD

#21
20240379508
2024-11-14

Power Electronics Assembly

#22
20240363606
2024-10-31

SEMICONDUCTOR DEVICE

#23
20240363499
2024-10-31

LEAD FRAME SUBSTRATE HAVING CIRCUITRY ON DUAL DIELECTRIC LAYERS AND ASSEMBLY USING THE SAME

#24
20240332143
2024-10-03

HYBRID QUAD FLAT NO-LEADS (QFN) INTEGRATED CIRCUIT PACKAGE

#25
20240258211
2024-08-01

SEMICONDUCTOR DEVICE PACKAGE WITH ISOLATION

#26
20240258209
2024-08-01

SEMICONDUCTOR DEVICE

#27
20240243042
2024-07-18

POWER SEMICONDUCTOR MODULE AND DISCRETE POWER SEMICONDUCTOR DEVICE HAVING AN ACTIVE TEMPERATURE SENSOR DIE, AND CORRESPONDING METHODS OF PRODUCTION

#28
20240178109
2024-05-30

Semiconductor Package with Insert

#29
20240120262
2024-04-11

SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING SEMICONDUCTOR DEVICES

#30
20240112995
2024-04-04

SEMICONDUCTOR EQUIPMENT

#31
20240105651
2024-03-28

PACKAGE FOR POWER ELECTRONICS

#32
20240096766
2024-03-21

SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING SEMICONDUCTOR DEVICES

#33
20230386982
2023-11-30

Charging Base Lead Frame, Charging Base Lead Frame Assembly and Charging Base

#34
20230369185
2023-11-16

SEMICONDUCTOR DEVICE

#35
20230369184
2023-11-16

SEMICONDUCTOR MODULE

#36
20230298979
2023-09-21

ISOLATED TEMPERATURE SENSOR DEVICE PACKAGE

#37
20230298956
2023-09-21

SEMICONDUCTOR PACKAGES INCLUDING A PACKAGE BODY WITH GROOVES FORMED THEREIN

#38
20230275008
2023-08-31

SEMICONDUCTOR PACKAGE WITH OVERLAPPING LEADS AND DIE PAD

#39
20230253281
2023-08-10

SENSOR PACKAGE WITH CAVITY CREATED USING SACRIFICIAL MATERIAL

#40
20230207430
2023-06-29

Package substrate having integrated passive device(s) between leads

#41
20230197582
2023-06-22

Semiconductor device including a bidirectional switch

#42
20230187324
2023-06-15

Lead frame assembly having a plurality of dicing holes

#43
20230163050
2023-05-25

Coated semiconductor devices

#44
20230134000
2023-05-04

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

#45
20230129232
2023-04-27

Multi-chip module leadless package

#46
20230083412
2023-03-16

Semiconductor package having routable encapsulated conductive substrate and method

#47
20230077486
2023-03-16

INTEGRATION OF GLASS CORE INTO ELECTRONIC SUBSTRATES FOR FINE PITCH DIE TILING

#48
20230049088
2023-02-16

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICES, CORRESPONDING SEMICONDUCTOR DEVICE AND ASSORTMENT OF SEMICONDUCTOR DEVICES

#49
20230031422
2023-02-02

METHOD OF MANUFACTURING SUBSTRATES FOR SEMICONDUCTOR DEVICES, CORRESPONDING SUBSTRATE AND SEMICONDUCTOR DEVICE

#50
20230031356
2023-02-02

METHOD OF PRODUCING SUBSTRATES FOR SEMICONDUCTOR DEVICES, CORRESPONDING SUBSTRATE AND SEMICONDUCTOR DEVICE

#51
20230028808
2023-01-26

SEMICONDUCTOR DEVICE

#52
20230012200
2023-01-12

SHAPED INTERCONNECT BUMPS IN SEMICONDUCTOR DEVICES

#53
20220384209
2022-12-01

Method of manufacturing semiconductor devices and corresponding semiconductor device

#54
20220375831
2022-11-24

LEAD FRAME, AND SEMICONDUCTOR DEVICE

#55
20220359351
2022-11-10

Microelectronics package assemblies and processes for making

#56
20220328665
2022-10-13

Semiconductor module and semiconductor apparatus

#57
20220319966
2022-10-06

Isolated temperature sensor device package

#58
20220319962
2022-10-06

Semiconductor device

#59
20220285251
2022-09-08

SEMICONDUCTOR PACKAGE SUBSTRATE AND METHOD OF MANUFACTURING THE SAME, AND SEMICONDUCTOR PACKAGE AND METHOD OF MANUFACTURING THE SAME

#60
20220216135
2022-07-07

Semiconductor device and method for manufacture of semiconductor device

#61
20220181272
2022-06-09

Stem for semiconductor package

#62
20220163571
2022-05-26

CURRENT SENSOR

#63
20220148952
2022-05-12

Package comprising inter-substrate gradient interconnect structure

#64
20220139812
2022-05-05

Semiconductor package structure including an encapsulant having a cavity exposing an interposer

#65
20220122905
2022-04-21

Leadframe package with isolation layer

#66
20220115353
2022-04-14

Semiconductor device

#67
20220115346
2022-04-14

Package for power electronics

#68
20220093496
2022-03-24

Semiconductor device including a bidirectional switch

#69
20220084914
2022-03-17

Semiconductor package structure having a lead frame and a passive component

#70
20220077031
2022-03-10

Semiconductor devices and methods of manufacturing semiconductor devices

#71
20220037277
2022-02-03

Leadframes in semiconductor devices

#72
20220028765
2022-01-27

Coated semiconductor devices

#73
20210335696
2021-10-28

Multi-die-package and method

#74
20210335695
2021-10-28

Wiring structure having stacked first and second electrodes

#75
20210327790
2021-10-21

Package substrate having integrated passive device(s) between leads

#76
20210313289
2021-10-07

Package for power electronics

#77
20210257282
2021-08-19

Multi-chip module leadless package

#78
20210210453
2021-07-08

Pre-molded leadframes in semiconductor devices

#79
20210202339
2021-07-01

RELIABLE SEMICONDUCTOR PACKAGES

#80
20210151364
2021-05-20

Substrate having a plurality of slit portions between semiconductor devices

#81
20210082791
2021-03-18

Lead frame and method for manufacturing the same

#82
20210066171
2021-03-04

Semiconductor die, semiconductor wafer, semiconductor device including the semiconductor die and method of manufacturing the semiconductor device

#83
20210020550
2021-01-21

Double-sided cooled molded semiconductor package

#84
20210020547
2021-01-21

Molded semiconductor package with double-sided cooling

#85
20200411398
2020-12-31

Device with chemical reaction chamber

#86
20200402896
2020-12-24

Isolated component design

#87
20200395322
2020-12-17

Package for power electronics

#88
20200381342
2020-12-03

HIGH VOLTAGE DEVICES WITH MULTIPLE POLYIMIDE LAYERS

#89
20200279799
2020-09-03

Semiconductor arrangement, laminated semiconductor arrangement and method for fabricating a semiconductor arrangement

#90
20200266135
2020-08-20

Semiconductor module and power converter

#91
20200258803
2020-08-13

Semiconductor package having routable encapsulated conductive substrate and method

#92
20200176429
2020-06-04

Three-dimensional package structure

#93
20200176366
2020-06-04

Semiconductor device and power converter

#94
20200176270
2020-06-04

Stack frame for electrical connections and the method to fabricate thereof

#95
20200168545
2020-05-28

Semiconductor device and method of manufacturing the same

#96
20200136369
2020-04-30

Thermal capacity control for relative temperature-based thermal shutdown

#97
20200135621
2020-04-30

Leads for leadframe and semiconductor package

#98
20200105649
2020-04-02

Lead frame array for carrying chips and LED package structure with multiple chips

#99
20200091116
2020-03-19

3-D STACKING SEMICONDUCTOR ASSEMBLY HAVING HEAT DISSIPATION CHARACTERISTICS

#100
20200043834
2020-02-06

Semiconductor device

#101
20190385953
2019-12-19

HV converter with reduced EMI

#102
20190318983
2019-10-17

Spot-solderable leads for semiconductor device packages

#103
20190304924
2019-10-03

HV converter with reduced EMI

#104
20190295932
2019-09-26

Semiconductor device, inverter unit and automobile

#105
20190287883
2019-09-19

Lead frame with bendable leads

#106
20190279941
2019-09-12

Semiconductor device package

#107
20190277889
2019-09-12

Current sensor isolation

#108
20190259681
2019-08-22

Semiconductor module and semiconductor device

#109
20190237395
2019-08-01

Semiconductor systems having dual leadframes

#110
20190181074
2019-06-13

Pre-molded leadframe device

#111
20190157191
2019-05-23

Multi-die-package and method

#112
20190139906
2019-05-09

Semiconductor device manufacturing method comprising bonding an electrode terminal to a conductive pattern on an insulating substrate using ultrasonic bonding

#113
20190122992
2019-04-25

Semiconductor device package

#114
20190122968
2019-04-25

Semiconductor package substrate and manufacturing method therefor

#115
20190115290
2019-04-18

Semiconductor device with a bridge insulation layer

#116
20190109110
2019-04-11

Shaped interconnect bumps in semiconductor devices

#117
20190109076
2019-04-11

Pre-molded leadframes in semiconductor devices

#118
20190109060
2019-04-11

Molded air cavity packages and methods for the production thereof

#119
20190109016
2019-04-11

Leadframes in semiconductor devices

#120
20190103343
2019-04-04

Power module for vehicle

#121
20190096789
2019-03-28

Tapeless leadframe package with underside resin and solder contact

#122
20190088578
2019-03-21

Substrate with multi-layer resin structure and semiconductor device including the substrate

#123
20190074254
2019-03-07

Method of assembling QFP type semiconductor device

#124
20190051586
2019-02-14

Power module and power conversion system including same

#125
20190051571
2019-02-14

Molded air cavity packages and methods for the production thereof

#126
20190043825
2019-02-07

Semiconductor device with first and second transistors and support part

#127
20190043775
2019-02-07

Molded air cavity packages and methods for the production thereof

#128
20190043774
2019-02-07

Molded air cavity packages and methods for the production thereof

#129
20180350727
2018-12-06

Package with component connected at carrier level

#130
20180342444
2018-11-29

Packaged integrated circuit device and methods

#131
20180323129
2018-11-08

Semiconductor package having routable encapsulated conductive substrate and method

#132
20180240741
2018-08-23

Packaged semiconductor device having patterned conductance dual-material nanoparticle adhesion layer

#133
20180233380
2018-08-16

Stack frame for electrical connections and the method to fabricate thereof

#134
20180206339
2018-07-19

SGS or GSGSG pattern for signal transmitting channel, and PCB assembly, chip package using such SGS or GSGSG pattern

#135
20180190572
2018-07-05

Method of manufacturing semiconductor products, corresponding semiconductor product and device

#136
20180182693
2018-06-28

Packaged semiconductor device having nanoparticle adhesion layer patterned into zones of electrical conductance and insulation

#137
20180166620
2018-06-14

ELECTRONIC DEVICE

#138
20180151481
2018-05-31

Semiconductor device including a bidirectional switch

#139
20180145020
2018-05-24

Semiconductor device having a plurality of top surface connection terminals

#140
20180145013
2018-05-24

Methods of forming leadless semiconductor packages with plated leadframes and wettable flanks

#141
20180122731
2018-05-03

PLATED DITCH PRE-MOLD LEAD FRAME, SEMICONDUCTOR PACKAGE, AND METHOD OF MAKING SAME

#142
20180096953
2018-04-05

Molded lead frame device

#143
20180096923
2018-04-05

Tapeless leadframe package with underside resin and solder contact

#144
20180096919
2018-04-05

Chip carrier configured for delamination-free encapsulation and stable sintering

#145
20180096860
2018-04-05

Leadframe having organic, polymerizable photo-imageable adhesion layer

#146
20180096859
2018-04-05

Process for forming leadframe having organic, polymerizable photo-imageable adhesion layer

#147
20180090473
2018-03-29

Semiconductor module

#148
20180082977
2018-03-22

Method of manufacturing semiconductor device

#149
20180082931
2018-03-22

Lead frame and electronic component device

#150
20180076116
2018-03-15

Spot-solderable leads for semiconductor device packages

#151
20180061667
2018-03-01

Semiconductor package with multiple molding routing layers and a method of manufacturing the same

#152
20180047629
2018-02-15

Method of manufacturing semiconductor device

#153
20180012859
2018-01-11

SEMICONDUCTOR PACKAGE WITH CONDUCTIVE CLIP

#154
20180005926
2018-01-04

Semiconductor device and method of manufacturing the same

#155
20170358477
2017-12-14

Semiconductor device substrate, semiconductor device wiring member and method for manufacturing them, and method for manufacturing semiconductor device using semiconductor device substrate

#156
20170352610
2017-12-07

Semiconductor package with multiple molding routing layers and a method of manufacturing the same

#157
20170352554
2017-12-07

Semiconductor package with multiple molding routing layers and a method of manufacturing the same

#158
20170338168
2017-11-23

Signal block and double-faced cooling power module using the same

#159
20170316954
2017-11-02

Stack frame for electrical connections and the method to fabricate thereof

#160
20170309580
2017-10-26

Leadframe for a semiconductor component

#161
20170309556
2017-10-26

Electronic part mounting heat-dissipating substrate

#162
20170309553
2017-10-26

Lead frame surface modifications for high voltage isolation

#163
20170294370
2017-10-12

Leads frames with crossing leads

#164
20170294369
2017-10-12

Power semiconductor device and method for manufacturing the same

#165
20170256479
2017-09-07

Package structure

#166
20170207179
2017-07-20

SEMICONDUCTOR DEVICE

#167
20170200669
2017-07-13

Process for manufacturing a package for a surface-mount semiconductor device and semiconductor device

#168
20170194235
2017-07-06

LEAD FRAME AND SEMICONDUCTOR PACKAGE STRUCTURE

#169
20170179009
2017-06-22

Semiconductor devices with improved thermal and electrical performance

#170
20170179005
2017-06-22

Wiring circuit board and method of manufacturing the same

#171
20170133355
2017-05-11

Three-dimensional package structure

#172
20170125328
2017-05-04

Semiconductor device and leadframe

#173
20170125324
2017-05-04

Semiconductor systems having premolded dual leadframes

#174
20170092596
2017-03-30

Power module and fabrication method for the same

#175
20170084521
2017-03-23

SEMICONDUCTOR PACKAGE STRUCTURE

#176
20170069558
2017-03-09

Semiconductor package having routable encapsulated conductive substrate and method

#177
20170062314
2017-03-02

Semiconductor device

#178
20170047275
2017-02-16

REDUCING LEAD STRESS IN MICRO-ELECTRONIC PACKAGES

#179
20170047229
2017-02-16

Stack frame for electrical connections and the method to fabricate thereof

#180
20170025336
2017-01-26

Semiconductor component and method of manufacture

#181
20170025333
2017-01-26

Semiconductor component and method of manufacture

#182
20170005693
2017-01-05

Devices and methods related to high power diode switches with low DC power consumption

#183
20160351481
2016-12-01

Electronic component package including electronic component, metal member, and sealing resin

#184
20160351480
2016-12-01

Semiconductor module and drive device equipped with semiconductor module

#185
20160329306
2016-11-10

SEMICONDUCTOR PACKAGE AND MANUFACTURING METHOD THEREOF

#186
20160322342
2016-11-03

SEMICONDUCTOR DEVICE

#187
20160322237
2016-11-03

Method for fabricating an advanced routable quad flat no-lead package

#188
20160315035
2016-10-27

Method of fabricating a lead frame by additive process

#189
20160307830
2016-10-20

Combined packaged power semiconductor device

#190
20160300811
2016-10-13

Semiconductor package with conductive clip

#191
20160282388
2016-09-29

Current sensor isolation

#192
20160282212
2016-09-29

MOLDED SEMICONDUCTOR PACKAGE HAVING ENHANCED LOCAL ADHESION CHARACTERISTICS

#193
20160254216
2016-09-01

Integrated circuit package and method of making the same

#194
20160240461
2016-08-18

Semiconductor package with multi-section conductive carrier

#195
20160233152
2016-08-11

Package structure

#196
20160211200
2016-07-21

Semiconductor device

#197
20160209284
2016-07-21

Semiconductor pressure sensor

#198
20160204053
2016-07-14

Semiconductor package with die paddle

#199
20160181184
2016-06-23

Semiconductor device and its manufacturing method

#200
20160157345
2016-06-02

Wiring substrate, method of manufacturing the same and electronic component device

#201
20160148861
2016-05-26

FIRST-PACKAGED AND LATER-ETCHED THREE-DIMENSIONAL FLIP-CHIP SYSTEM-IN-PACKAGE STRUCTURE AND PROCESSING METHOD THEREFOR

#202
20160126228
2016-05-05

Fan-out wafer level chip package structure and manufacturing method thereof

#203
20160126166
2016-05-05

Flip-chip on leadframe semiconductor packaging structure and fabrication method thereof

#204
20160120034
2016-04-28

SGS or GSGSG pattern for signal transmitting channel, and PCB assembly, chip package using such SGS or GSGSG pattern

#205
20160113144
2016-04-21

Package assembly and method for manufacturing the same

#206
20160099199
2016-04-07

Electronic devices with semiconductor die coupled to a thermally conductive substrate

#207
20160099189
2016-04-07

Semiconductor packages and modules with integrated ferrite material

#208
20160093562
2016-03-31

NON-INSULATED POWER SEMICONDUCTOR MODULE AND METHOD OF MANUFACTURING THE SAME

#209
20160083537
2016-03-24

Resin composition, resin sheet, and production method for semiconductor device

#210
20160035700
2016-02-04

Chip package and chip assembly

#211
20160020162
2016-01-21

Semiconductor device

#212
20150380345
2015-12-31

Chip having a pillar electrode offset from the bonding pad

#213
20150371934
2015-12-24

Heat sink in the aperture of substrate

#214
20150371931
2015-12-24

Semiconductor device and method for producing same

#215
20150348884
2015-12-03

Power semiconductor package with multi-section conductive carrier

#216
20150348801
2015-12-03

Stack frame for electrical connections and the method to fabricate thereof

#217
20150332992
2015-11-19

Semiconductor package

#218
20150318247
2015-11-05

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF THE SAME

#219
20150318232
2015-11-05

Method and apparatus for mounting solder balls to an exposed pad or terminal of a semiconductor package

#220
20150294870
2015-10-15

Method for manufacturing semiconductor device

#221
20150262924
2015-09-17

Semiconductor package with lead mounted power bar

#222
20150255382
2015-09-10

Semiconductor package with conductive clip

#223
20150255376
2015-09-10

Power semiconductor package with conductive clip and related method

#224
20150255370
2015-09-10

Heat radiation structure for semiconductor device

#225
20150235928
2015-08-20

Encapsulated semiconductor device and method for manufacturing the same

#226
20150235927
2015-08-20

Integrated circuit package

#227
20150228560
2015-08-13

Semiconductor device package and method of manufacture

#228
20150206834
2015-07-23

Semiconductor device with combined power and ground ring structure

#229
20150206832
2015-07-23

Printed circuit board and stacked semiconductor device

#230
20150115421
2015-04-30

Method and apparatus for stopping resin bleed and mold flash on integrated circuit lead finishes

#231
20150108624
2015-04-23

Semiconductor device

#232
20150064849
2015-03-05

Lead frame strips with electrical isolation of die paddles

#233
20140252577
2014-09-11

Chip carrier structure, chip package and method of manufacturing the same

#234
20140217568
2014-08-07

Semiconductor package with cantilever leads

#235
20140202736
2014-07-24

Lead frame and a method of fabrication thereof

#236
20140191384
2014-07-10

Pre-encapsulated etching-then-plating lead frame structure with island and method for manufacturing the same

#237
20140167238
2014-06-19

Semiconductor die package and method for making the same

#238
20140070381
2014-03-13

Semiconductor memory card

#239
20140027907
2014-01-30

Semiconductor device with embedded interconnect pad

#240
20140002935
2014-01-02

SGS or GSGSG pattern for signal transmitting channel, and PCB assembly, chip package using such SGS or GSGSG pattern

#241
20140001616
2014-01-02

Semiconductor device package and method of manufacture

#242
20130264694
2013-10-10

Electronic package structure with insulated adhesion portion for affixing and isolating lands spaced apart from land connect bar within a leadframe

#243
20130234306
2013-09-12

Lead frame for assembling semiconductor device

#244
20130154072
2013-06-20

Integrated circuit packaging system with pad and method of manufacture thereof

#245
20130056885
2013-03-07

Encapsulated semiconductor device and method for manufacturing the same

#246
20130020688
2013-01-24

Chip package structure and manufacturing method thereof

#247
20130009294
2013-01-10

MULTI-CHIP PACKAGE HAVING LEADERFRAME-TYPE CONTACT FINGERS

#248
20130001756
2013-01-03

Three-dimensional package structure

#249
20120319258
2012-12-20

Stack frame for electrical connections and the method to fabricate thereof

#250
20120241933
2012-09-27

Semiconductor memory card

#251
20120241928
2012-09-27

Integrated circuit packaging system with flipchip leadframe and method of manufacture thereof

#252
20120235288
2012-09-20

Semiconductor device and method of manufacturing same

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