ClassID:

234736

H05K2203/0307 - CPC Classification

Classification description:

Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by; Metal processing Providing micro- or nanometer scale roughness on a metal surface, e.g. by plating of nodules or dendrites

Recent Application in this class:
#1
20260025909
2026-01-22

COPPER FOIL HAVING PATTERNED ROUGHNESS NODULES

#2
20250365863
2025-11-27

SURFACE-TREATED COPPER FOIL WITH HEAT RESISTANCE, AND COPPER CLAD LAMINATE AND PRINTED WIRING BOARD INCLUDING THE SAME

#3
20250361641
2025-11-27

COPPER FOIL FOR PRINTED CIRCUIT BOARDS AND MANUFACTURING METHOD THEREOF

#4
20250327203
2025-10-23

SURFACE-TREATED COPPER FOIL, AND COPPER-CLAD LAMINATE AND PRINTED WIRING BOARD INCLUDING THE SURFACE-TREATED COPPER FOIL

#5
20250174530
2025-05-29

LEAD FRAME AND MANUFACTURING METHOD THEREOF

#6
20240407106
2024-12-05

Catalyzed Metal Foil and Uses Thereof

#7
20240404928
2024-12-05

LEAD FRAME AND MANUFACTURING METHOD THEREOF

#8
20240349427
2024-10-17

MULTILAYER WIRING SUBSTRATE AND METHOD OF MANUFACTURING THE MULTILAYER WIRING SUBSTRATE

#9
20240030114
2024-01-25

Lead frame and manufacturing method thereof

#10
20230397332
2023-12-07

METHOD FOR PRODUCING A CIRCUIT BOARD AND A SHAPED PART FOR USE IN THIS METHOD

#11
20230276571
2023-08-31

Copper-clad laminate plate and printed wiring board

#12
20230105906
2023-04-06

WIRING BOARD, LIGHT EMITTING DEVICE, AND METHOD FOR MANUFACTURING THEREOF

#13
20230098587
2023-03-30

Component Carrier With Embedded Component on Stepped Metal Structure With Continuously Flat Bottom Surface in at Least One Horizontal Dimension

#14
20210368628
2021-11-25

COPPER CLAD LAMINATE AND PRINT CIRCUIT BOARD COMPRISING THE SAME

#15
20210362475
2021-11-25

Surface treated copper foil, copper clad laminate, and printed circuit board

#16
20210360785
2021-11-18

Surface treated copper foil, copper clad laminate, and printed circuit board

#17
20210337664
2021-10-28

Surface treated copper foil, copper clad laminate, and printed circuit board

#18
20210331449
2021-10-28

Surface treated copper foil, copper clad laminate, and printed circuit board

#19
20210305580
2021-09-30

Electrodeposited copper foil and electrode, and lithium-ion secondary battery comprising the same

#20
20210259113
2021-08-19

MANUFACTURING METHOD OF CIRCUIT BOARD ASSEMBLY FOR HIGH FREQUENCY SIGNAL TRANSMISSION

#21
20210259112
2021-08-19

Catalyzed metal foil and uses thereof to produce electrical circuits

#22
20210242467
2021-08-05

Electrodeposited copper foil, current collector, electrode, and lithium ion secondary battery comprising the same

#23
20200253061
2020-08-06

Electrolytic copper foil for printed circuit board with low transmission loss

#24
20200248330
2020-08-06

Surface treated copper foil

#25
20200141010
2020-05-07

Microetchant for copper and method for producing wiring board

#26
20190320534
2019-10-17

Printed circuit board and method for manufacturing printed circuit board

#27
20190320529
2019-10-17

Circuit board pad resonance control system

#28
20190211466
2019-07-11

Surface treated copper foil for high speed printed circuit board products including the copper foil and methods of making

#29
20190182964
2019-06-13

Manufacturing method of copper foil and circuit board assembly for high frequency signal transmission

#30
20190145014
2019-05-16

COPPER FOIL FOR HIGH FREQUENCY CIRCUIT AND METHOD FOR MANUFACTURING THE SAME

#31
20190032221
2019-01-31

Sheet material, metal mesh and manufacturing methods thereof

#32
20190003062
2019-01-03

MICROETCHANT FOR COPPER AND METHOD FOR PRODUCING WIRING BOARD

#33
20180324947
2018-11-08

Metallic nano structure, method of fabricating the same, and electrical apparatus having the same

#34
20180288884
2018-10-04

Surface treated copper foil, surface treated copper foil with resin layer, copper foil with carrier, laminate, method for manufacturing printed wiring board, heat dissipation substrate, and method for manufacturing electronic device

#35
20180288881
2018-10-04

Surface treated copper foil, surface treated copper foil with resin layer, copper foil with carrier, laminate, method for manufacturing printed wiring board, and method for manufacturing electronic device

#36
20180270951
2018-09-20

Printed wiring board for mounting electronic component

#37
20180228029
2018-08-09

Surface-treated copper foil, copper foil having carrier, laminated material, method for producing printed wiring board, and method for producing electronic apparatus

#38
20180223412
2018-08-09

Roughened copper foil, copper clad laminate, and printed circuit board

#39
20180209632
2018-07-26

Evacuated core circuit board

#40
20180160526
2018-06-07

PCB transmission lines having reduced loss

#41
20180139848
2018-05-17

Production method for copper-clad laminate plate

#42
20180100218
2018-04-12

Process for Forming a Cobalt-Iron Alloy Film on a Substrate

#43
20180063950
2018-03-01

COPPER FOIL PROVIDED WITH CARRIER, LAMINATE, PRINTED WIRING BOARD, ELECTRONIC DEVICE AND METHOD FOR FABRICATING PRINTED WIRING BOARD

#44
20180018041
2018-01-18

Method for manufacturing touch sensor

#45
20170273188
2017-09-21

Flexible Copper Clad Laminate Having High Peel Strength and Manufacturing Method Thereof

#46
20170208680
2017-07-20

Copper Foil, Copper-Clad Laminate Board, Method For Producing Printed Wiring Board, Method For Producing Electronic Apparauts, Method For Producing Transmission Channel, And Method For Producing Antenna

#47
20170203544
2017-07-20

Copper foil and methods of use

#48
20170042044
2017-02-09

Carrier-attached copper foil, laminate, method for producing printed wiring board, and method for producing electronic device

#49
20170042036
2017-02-09

Carrier-attached copper foil, laminate, method for producing printed wiring board, and method for producing electronic device

#50
20170032978
2017-02-02

Carrier-attached copper foil, laminate, method for manufacturing printed-wiring board and method for manufacturing electronic device

#51
20160360615
2016-12-08

Resin composite electrolytic copper foil, copper clad laminate and printed wiring board

#52
20160340788
2016-11-24

Microetching solution for copper, replenishment solution therefor and method for production of wiring board

#53
20160316558
2016-10-27

Printed wiring board with conductor post having multiple surface roughness and method for manufacturing the same

#54
20160303829
2016-10-20

Surface Treated Copper Foil, Copper Clad Laminate, Printed Wiring Board, Electronic Apparatus and Method for Manufacturing Printed Wiring Board

#55
20160286665
2016-09-29

Copper foil for printed circuit

#56
20160242293
2016-08-18

Circuit substrate and method for manufacturing the same

#57
20160234935
2016-08-11

Copper foil provided with carrier, laminate, printed wiring board, electronic device and method for fabricating printed wiring board

#58
20160212857
2016-07-21

Copper foil provided with carrier, laminate, printed wiring board, and method for fabricating printed wiring board

#59
20160212846
2016-07-21

Copper foil provided with carrier, laminate, printed wiring board, electronic device, and method for fabricating printed wiring board

#60
20160211195
2016-07-21

Method of attaching an electronic part to a copper plate having a surface roughness

#61
20160183380
2016-06-23

Surface-treated copper foil, copper foil with carrier, substrate, resin substrate, printed wiring board, copper clad laminate and method for producing printed wiring board

#62
20160157356
2016-06-02

Surface-treated copper foil, copper foil with carrier, substrate, resin substrate, printed wiring board, copper clad laminate and method for producing printed wiring board

#63
20160007451
2016-01-07

Circuit substrate and method for manufacturing the same

#64
20150334850
2015-11-19

Method of manufacturing wiring substrate, and wiring substrate

#65
20150296621
2015-10-15

Laminated circuit substrate

#66
20150157862
2015-06-11

Cortical implant system for brain stimulation and recording

#67
20150156873
2015-06-04

Circuit board, and semiconductor device having component mounted on circuit board

#68
20150115196
2015-04-30

Microetching solution for copper, replenishment solution therefor and method for production of wiring board

#69
20150068912
2015-03-12

Copper foil structure having blackened ultra-thin foil and manufacturing method thereof

#70
20150053470
2015-02-26

Printed wiring board

#71
20150037603
2015-02-05

Methods of forming articles including metal structures having maximized bond adhesion and bond reliability

#72
20150014027
2015-01-15

Wiring board and method for manufacturing the same

#73
20140339094
2014-11-20

Production method and device of surface roughened copper plate, and surface roughened copper plate

#74
20140326696
2014-11-06

Microetching solution for copper, replenishment solution therefor and method for production of wiring board

#75
20140141274
2014-05-22

Copper foil structure having blackened ultra-thin foil and manufacturing method thereof

#76
20140060900
2014-03-06

Anchor group for monolayers of organic compounds on metal and component produced therewith by means of organic electronics

#77
20140017564
2014-01-16

Lithium-ion secondary battery, electrode for the secondary battery, and electrolytic copper foil for electrode for the secondary battery

#78
20130327564
2013-12-12

Manufacturing method of circuit board

#79
20130284500
2013-10-31

LAMINATE CIRCUIT BOARD STRUCTURE

#80
20130233605
2013-09-12

Solid electrolytic capacitor and circuit board having the same

#81
20130220688
2013-08-29

Mounting structure and mounting method

#82
20130171366
2013-07-04

Plating catalyst and method

#83
20130098670
2013-04-25

WIRING SUBSTRATE AND MANUFACTURING METHOD OF THE SAME

#84
20130056362
2013-03-07

MANUFACTURE METHOD OF BUILDUP CIRCUIT BOARD

#85
20130011690
2013-01-10

Copper foil for printed circuit

#86
20120282807
2012-11-08

Multi-layer circuit member and assembly therefor

#87
20120280766
2012-11-08

Multi-layer circuit member with reference circuit

#88
20120279775
2012-11-08

CIRCUIT BOARD VIAHOLES AND METHOD OF MANUFACTURING THE SAME

#89
20120257343
2012-10-11

CONDUCTIVE METAL MICRO-PILLARS FOR ENHANCED ELECTRICAL INTERCONNECTION

#90
20120222894
2012-09-06

Wiring substrate and method for manufacturing wiring substrates

#91
20120206891
2012-08-16

Circuit board, and semiconductor device having component mounted on circuit board

#92
20120205146
2012-08-16

HEAT-RESISTANT COPPER FOIL AND METHOD OF PRODUCING THE SAME, CIRCUIT BOARD, AND COPPER-CLAD LAMINATE AND METHOD OF PRODUCING THE SAME

#93
20120189859
2012-07-26

RESIN COMPOSITE ELECTROLYTIC COPPER FOIL, COPPER CLAD LAMINATE AND PRINTED WIRING BOARD

#94
20120125680
2012-05-24

MULTILAYERED PRINTED CIRCUIT BOARD AND MANUFACTURING METHOD THEREOF

#95
20120111613
2012-05-10

COPPER FOIL WITH RESISTANCE LAYER, METHOD OF PRODUCTION OF THE SAME AND LAMINATED BOARD

#96
20120094114
2012-04-19

Metal Foil with Electric Resistance Film and Production Method Thereof

#97
20120012463
2012-01-19

Method of roughening rolled copper or copper alloy foil

#98
20110314666
2011-12-29

Method for manufacturing circuit board and method for manufacturing structure using the same

#99
20110262764
2011-10-27

Copper foil for printed circuit

#100
20110170227
2011-07-14

Anchor group for monolayers of organic compounds on metal and component produced therewith by means of organic electronics

#101
20110127074
2011-06-02

METHOD FOR ROUGHENING TREATMENT OF COPPER FOIL AND COPPER FOIL FOR PRINTED WIRING BOARDS OBTAINED USING THE METHOD FOR ROUGHENING TREATMENT

#102
20100304176
2010-12-02

Method for producing a surface roughened copper plate

#103
20100270673
2010-10-28

Method for connecting two joining surfaces

#104
20100212941
2010-08-26

Copper foil for printed circuit and copper-clad laminate

#105
20100156572
2010-06-24

Carrier for high frequency signals having conducting wires with roughness portions and a carrier layout method

#106
20100116528
2010-05-13

Printed circuit board with multiple metallic layers and method of manufacturing the same

#107
20100083495
2010-04-08

Method for manufacturing substrate having built-in components

#108
20100032202
2010-02-11

Wiring substrate, wiring material, copper-clad laminate, and method of manufacturing the wiring substrate

#109
20090283316
2009-11-19

Circuit board viaholes and method of manufacturing the same

#110
20090243089
2009-10-01

Module including a rough solder joint

#111
20090230085
2009-09-17

Composition for surface modification of a heat sink and method for surface treatment of the heat sink for printed circuit boards using the same

#112
20090229988
2009-09-17

Methods For Providing Composite Asperities

#113
20090205857
2009-08-20

Printed wiring board and method for producing the same

#114
20090188708
2009-07-30

Printed wiring board and method for producing the same

#115
20090183904
2009-07-23

Printed wiring board and method for producing the same

#116
20090183901
2009-07-23

Wiring Boards and Processes for Manufacturing the Same

#117
20090162685
2009-06-25

Rolled copper or copper alloy foil with roughened surface and method of roughening rolled copper or copper alloy foil

#118
20090092749
2009-04-09

MANUFACTURE METHOD OF BUILDUP CIRCUIT BOARD

#119
20090090003
2009-04-09

Method of manufacturing a printed wiring board

#120
20090047539
2009-02-19

Surface-treated electro-deposited copper foil and method for manufacturing the same

#121
20090044971
2009-02-19

Printed Wiring Board, Process for Producing the Same and Usage of the Same

#122
20090029186
2009-01-29

Surface-treated copper foil, manufacturing method of the surface-treated copper foil, and surface-treated copper foil coated with very thin primer resin layer

#123
20080292852
2008-11-27

Printed circuit board

#124
20080290497
2008-11-27

Mounting board, mounted body, and electronic equipment using the same

#125
20080289864
2008-11-27

Printed wiring board and method for producing the same

#126
20080289176
2008-11-27

Method for producing a printed wiring board

#127
20080261020
2008-10-23

Adhesive layer for resin and a method of producing a laminate including the adhesive layer

#128
20080236879
2008-10-02

Circuit board and circuit device

#129
20080218981
2008-09-11

Package structure for connection with output/input module

#130
20080189943
2008-08-14

Method of manufacturing a multilayered printed circuit board

#131
20080173473
2008-07-24

Multilayered printed circuit board and manufacturing method thereof

#132
20080171138
2008-07-17

Process For Producing A Printed Wiring Board

#133
20080164300
2008-07-10

Method of making circuitized substrate with solder balls having roughened surfaces, method of making electrical assembly including said circuitized substrate, and method of making multiple circuitized substrate assembly

#134
20080094536
2008-04-24

METHOD OF MANUFACTURING LIGHT SOURCE UNIT, BACKLIGHT UNIT INCLUDING THE LIGHT SOURCE UNIT, AND LIQUID CRYSTAL DISPLAY INCLUDING THE BACKLIGHT UNIT

#135
20080057333
2008-03-06

Heat dissipation substrate for electronic device

#136
20070246158
2007-10-25

Wiring board, production process thereof and connection method using same

#137
20070193682
2007-08-23

Bonding method and apparatus

#138
20070111016
2007-05-17

Laser ablation resistant copper foil

#139
20070110969
2007-05-17

Laminated circuit board

#140
20070103180
2007-05-10

Universal wafer carrier for wafer level die burn-in

#141
20070099342
2007-05-03

Method of fabricating a BGA package having decreased adhesion

#142
20070098910
2007-05-03

Flexible copper clad laminate, flexible printed wiring board obtained by using flexible copper clad laminate thereof, film carrier tape obtained by using flexible copper clad laminate thereof, semiconductor device obtained by using flexible copper clad laminate thereof, method of manufacturing flexible copper clad laminate and method of manufacturing film carrier tape

#143
20070071999
2007-03-29

Nickel plating solution and its preparation method, nickel plating method and printed wiring board copper foil

#144
20070062729
2007-03-22

Printed wiring board and method for manufacturing the same

#145
20070062728
2007-03-22

Printed wiring board and method for manufacturing the same

#146
20070062724
2007-03-22

Printed wiring board and method for manufacturing the same

#147
20070062640
2007-03-22

Method of manufacturing copper foil with insulating layer, copper foil with insulating layer obtained with the same method, and printed circuit board using the same copper foil with insulating layer

#148
20070056924
2007-03-15

Printed wiring board and method for manufacturing the same

#149
20070056767
2007-03-15

Printed wiring board and method for manufacturing the same

#150
20070051695
2007-03-08

Method for manufacturing printed wiring board

#151
20070051694
2007-03-08

Printed wiring board and method for manufacturing the same

#152
20070048507
2007-03-01

LAMINATED CIRCUIT BOARD

#153
20070029109
2007-02-08

Multilayer printed wiring board and production method therefor

#154
20060257680
2006-11-16

Copper foil for printed circuit board, method for fabricating same, and trivalent chromium conversion treatment solution used for fabricating same

#155
20060226398
2006-10-12

Conductive powder, conductive composition, and producing method of the same

#156
20060191798
2006-08-31

Electrolytic copper foil with low roughness surface and process for producing the same

#157
20060108145
2006-05-25

Method for producing printed wiring board

#158
20060088723
2006-04-27

Surface treated copper foil and circuit board

#159
20060054350
2006-03-16

Circuit board and method of manufacturing the same

#160
20060032668
2006-02-16

Printed circuit boards and method of producing the same

#161
20050274689
2005-12-15

Printed wiring board, production process thereof and semiconductor device

#162
20050258522
2005-11-24

Printed wiring board having a roughened surface formed on a metal layer, and method for producing the same

#163
20050253620
2005-11-17

Method for testing using a universal wafer carrier for wafer level die burn-in

#164
20050253619
2005-11-17

Method for testing using a universal wafer carrier for wafer level die burn-in

#165
20050237077
2005-10-27

Method for testing using a universal wafer carrier for wafer level die burn-in

#166
20050237076
2005-10-27

Method for testing using a universal wafer carrier for wafer level die burn-in

#167
20050237075
2005-10-27

Method for testing using a universal wafer carrier for wafer level die burn-in

#168
20050175826
2005-08-11

Treated copper foil and circuit board

#169
20050142374
2005-06-30

Flexible copper foil structure and fabrication method thereof

#170
20050123782
2005-06-09

Copper foil with low profile bond enhancement

#171
20050102828
2005-05-19

Recovery processing method of an electrode

#172
20050098338
2005-05-12

Electronic part, and electronic part mounting element and an process for manufacturing such the articles

#173
14970165
2017-02-07

Security mesh and method of making