ClassID:

233796

H05K3/067 - CPC Classification

Classification description:

Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed chemically or electrolytically, e.g. by photo-etch process Etchants

Recent Application in this class:
#1
20260059660
2026-02-26

Transparent Conductive Circuit

#2
20250313958
2025-10-09

METHOD FOR NANO ETCHING OF COPPER AND COPPER ALLOY SURFACES

#3
20250220820
2025-07-03

SOLVENT FREE COPPER EXTRACTION

#4
20250212324
2025-06-26

WIRING BOARD

#5
20250163322
2025-05-22

ETCHING COMPOSITION AND METHOD FOR PRODUCING WIRING BOARD USING SAME

#6
20250071912
2025-02-27

ELECTRONIC DEVICE AND MANUFACTURING METHOD THEREOF

#7
20240276638
2024-08-15

Transparent Conductive Circuit

#8
20240260187
2024-08-01

WIRING BOARD

#9
20240260185
2024-08-01

CIRCUIT BOARD AND METHOD FOR MANUFACTURING THE SAME, FUNCTIONAL BACKPLATE,BACKLIGHT MODULE AND DISPLAY APPARATUS

#10
20240251504
2024-07-25

CIRCUIT BOARD STRUCTURE AND MANUFACTURING METHOD THEREOF

#11
20240235004
2024-07-11

WIRING BOARD, METHOD FOR MANUFACTURING WIRING BOARD, LAMINATE FOR IMAGE DISPLAY DEVICE, AND IMAGE DISPLAY DEVICE

#12
20240206057
2024-06-20

WIRING SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME

#13
20240188224
2024-06-06

Electrical devices with electrodes on softening polymers and methods of manufacturing thereof

#14
20240114627
2024-04-04

ENHANCED SUBTRACTIVE ETCH ANISOTROPY USING ETCH RATE GRADIENT

#15
20240102174
2024-03-28

Etch Chemistry For Metallic Materials

#16
20240080993
2024-03-07

METHOD FOR FORMING THROUGH-VIA METAL WIRING

#17
20230337366
2023-10-19

CIRCUIT BOARD AND MANUFACTURING METHOD THEREOF

#18
20230269881
2023-08-24

DEVICE FOR ETCHING THE PERIPHERY EDGE OF A SUBSTRATE AND METHOD FOR CONTROLLING ETCHING THEREOF

#19
20230180396
2023-06-08

Electrical devices with electrodes on softening polymers and methods of manufacturing thereof

#20
20230047768
2023-02-16

Circuit board and method for manufacturing the same

#21
20220322530
2022-10-06

Circuit board and preparation method thereof

#22
20220256712
2022-08-11

Wiring circuit board

#23
20220132675
2022-04-28

Embedded-type transparent electrode substrate and method for manufacturing same

#24
20220132672
2022-04-28

SILVER-BASED TRANSPARENT CONDUCTIVE LAYERS INTERFACED WITH COPPER TRACES AND METHODS FOR FORMING THE STRUCTURES

#25
20220117092
2022-04-14

CONTINUOUS ETCHING SYSTEM

#26
20220095452
2022-03-24

Transparent conductive circuit

#27
20220046802
2022-02-10

Circuit board and method for manufacturing the same

#28
20210382581
2021-12-09

Touch sensor with auxiliary conductive unit on transparent electrode

#29
20210315104
2021-10-07

Anisotropic etching using photosensitive compound

#30
20210195760
2021-06-24

Embedded-type transparent electrode substrate and method for manufacturing same

#31
20210173519
2021-06-10

Method for forming auxiliary conductive unit on transparent electrode of touch sensor and product thereof

#32
20210153348
2021-05-20

Flexible laminated board and multilayer circuit board

#33
20210127503
2021-04-29

Ultra-thin copper foil, ultra-thin copper foil with carrier, and method for manufacturing printed wiring board

#34
20210032489
2021-02-04

Patterning paste

#35
20210007217
2021-01-07

Insulated circuit board

#36
20200404792
2020-12-24

Systems and methods for etching of metals

#37
20200389979
2020-12-10

Circuit forming method using selective etching of electrically conductive metal this film seed layer and etching solution composition

#38
20200383210
2020-12-03

Anisotropic etching using photopolymerizable compound

#39
20200315003
2020-10-01

Ceramic substrate and manufacturing method therefor

#40
20200248318
2020-08-06

Etchant composition and forming method of wiring using etchant composition

#41
20200236789
2020-07-23

Printed circuit board and manufacturing method therefor

#42
20200221578
2020-07-09

Method for forming circuits using seed layer and etchant composition for selective etching of seed layer

#43
20200170118
2020-05-28

Method for manufacturing ceramic circuit board

#44
20200163219
2020-05-21

Microcircuit forming method and etching fluid composition

#45
20200154563
2020-05-14

Stretchable member with metal foil

#46
20200107455
2020-04-02

Method for connecting stacked circuit boards

#47
20200102657
2020-04-02

Etch chemistry for metallic materials

#48
20200093007
2020-03-19

Electrical devices with electrodes on softening polymers and methods of manufacturing thereof

#49
20200091392
2020-03-19

Electrode substrate for transparent light-emitting device display, and manufacturing method therefor

#50
20200053881
2020-02-13

Method for manufacturing transfer film including seed layer, method for manufacturing circuit board by selectively etching seed layer, and etching solution composite

#51
20190297731
2019-09-26

Wiring board, multilayer wiring board, and method of manufacturing wiring board

#52
20190281704
2019-09-12

METHOD OF MANUFACTURING PRINTED WIRING BOARD

#53
20190239357
2019-08-01

Anisotropic etching using highly branched polymers

#54
20190204947
2019-07-04

Method of manufacturing a touch module

#55
20190191556
2019-06-20

CIRCUIT BOARD WITH A SUBSTRATE MADE OF SILICON

#56
20190174631
2019-06-06

MINIATURIZED CIRCUIT AND METHOD OF MAKING THE SAME

#57
20190174626
2019-06-06

Component carrier with different surface finishes and method for manufacturing the same

#58
20190132962
2019-05-02

Wiring board

#59
20190003061
2019-01-03

Etching solution for copper and copper alloy surfaces

#60
20180376601
2018-12-27

Fabrication method of circuit board

#61
20180341346
2018-11-29

Patterning of a composition comprising silver nanowires

#62
20180310406
2018-10-25

Method for making a circuit board

#63
20180286700
2018-10-04

Anisotropic etching systems and methods using a photochemically enhanced etchant

#64
20180255645
2018-09-06

Producing metal/ceramic circuit board by removing residual silver

#65
20180174863
2018-06-21

Electronic device, thin film transistor, array substrate and manufacturing method thereof

#66
20180168032
2018-06-14

A Method for Making Patterned Conductive Textiles

#67
20180124926
2018-05-03

Electrical devices with electrodes on softening polymers and methods of manufacturing thereof

#68
20170315316
2017-11-02

Opto-electric hybrid board

#69
20170295267
2017-10-12

Electronic product metal shell having antenna groove

#70
20170288720
2017-10-05

Electronic product metal shell with an antenna groove and method of manufacturing the same

#71
20170260632
2017-09-14

Etchant, replenishment solution and method for forming copper wiring

#72
20170243049
2017-08-24

Package structure, electronic device and method for manufacturing package structure

#73
20170202091
2017-07-13

Carrying device, wet etching apparatus and usage method thereof

#74
20170142829
2017-05-18

Rigid-bend printed circuit board fabrication

#75
20170142828
2017-05-18

Dummy core plus plating resist restrict resin process and structure

#76
20170135229
2017-05-11

Method of patterning a metal on a transparent conductor

#77
20170060282
2017-03-02

METHOD OF SELECTIVELY ETCHING A METAL LAYER FROM A MICROSTRUCTURE

#78
20170058408
2017-03-02

Method for electrolytic recycling and regenerating acidic cupric chloride etchants

#79
20170034920
2017-02-02

Method for manufacturing circuit board and circuit board

#80
20170022616
2017-01-26

Oxidation of copper in a copper etching solution by the use of oxygen and/or air as an oxidizing agent

#81
20170015903
2017-01-19

Etching compositions for transparent conductive layers comprising silver nanowires

#82
20170008450
2017-01-12

Method of manufacturing brake pedal coil printed circuit board for vehicle

#83
20160381796
2016-12-29

Printed circuit board and method of manufacturing the same

#84
20160366760
2016-12-15

Stretchable circuit board and method of manufacturing the same

#85
20160250830
2016-09-01

Fluororesin base material, printed wiring board, and circuit module

#86
20160192503
2016-06-30

Method for producing ceramic circuit board

#87
20160192477
2016-06-30

Conductive transparent substrate manufacturing method, and conductive transparent substrate

#88
20160162063
2016-06-09

Patterning of a composition comprising silver nanowires

#89
20160105958
2016-04-14

MULTI-LAYER SUBSTRATE, ELECTRONIC DEVICE USING MULTI-LAYER SUBSTRATE, MANUFACTURING METHOD FOR MULTILAYER SUBSTRATE, SUBSTRATE, AND ELECTRONIC DEVICE USING SUBSTRATE

#90
20160057865
2016-02-25

Circuit substrate having a circuit pattern and method for making the same

#91
20160053384
2016-02-25

Liquid composition used in etching copper- and titanium-containing multilayer film, etching method in which said composition is used, method for manufacturing multilayer-film wiring, and substrate

#92
20160044778
2016-02-11

Conductive film substrate, transparent conductive film, and method for producing transparent conductive film

#93
20160042993
2016-02-11

Etching liquid, etching method, and method of manufacturing solder bump

#94
20150382460
2015-12-31

PRINTED CIRCUIT BOARD (PCB) WITH WRAPPED CONDUCTOR

#95
20150380273
2015-12-31

Liquid composition used in etching multilayer film containing copper and molybdenum, manufacturing method of substrate using said liquid composition, and substrate manufactured by said manufacturing method

#96
20150373844
2015-12-24

Conductive structure body and method for manufacturing the same

#97
20150361341
2015-12-17

High-efficiency high-quality and safe alkaline cupric chloride etchant for printed circuit board

#98
20150359105
2015-12-10

PATTERNED TRANSPARENT CONDUCTORS AND RELATED COMPOSITIONS AND MANUFACTURING METHODS

#99
20150342036
2015-11-26

Method for fabricating a flexible electronic structure and a flexible electronic structure

#100
20150307999
2015-10-29

Aqueous composition for etching of copper and copper alloys

#101
20150267305
2015-09-24

ETCHANT COMPOSITION AND METHOD FOR MANUFACTURING CIRCUIT PATTERN USING THE SAME

#102
20150259598
2015-09-17

Etchant composition and method of forming metal wire and thin film transistor array panel using the same

#103
20150181724
2015-06-25

METHODS OF FORMING SEGMENTED VIAS FOR PRINTED CIRCUIT BOARDS

#104
20150181690
2015-06-25

Heat dissipation printed circuit board and manufacturing method thereof

#105
20150144591
2015-05-28

Etching composition and method for producing printed-wiring board using the same

#106
20150101857
2015-04-16

PRINTED CIRCUIT BOARD AND METHOD FOR MANUFACTURING THE SAME

#107
20150084002
2015-03-26

Methods for integrating and forming optically transparent devices on surfaces

#108
20150034590
2015-02-05

Method for producing printed-wiring board

#109
20150016042
2015-01-15

Method for forming an integrated circuit package

#110
20150010694
2015-01-08

Method of manufacturing substrate having cavity

#111
20150000963
2015-01-01

Nanowire grid structure having grid patterns and a sacrificial layer

#112
20140345913
2014-11-27

Method and device of manufacturing printed circuit board having a solid component

#113
20140340811
2014-11-20

Conductive nanostructure-based films with improved ESD performance

#114
20140332713
2014-11-13

ETCHING METHOD AND ETCHING LIQUID USED THEREIN

#115
20140326696
2014-11-06

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

#116
20140311778
2014-10-23

Method of treating wiring substrate and wiring substrate manufactured by the same

#117
20140308616
2014-10-16

COMPOSITION OF AN AQUEOUS ETCHANT CONTAINING A PRECURSOR OF OXIDANT AND PATTERNING METHOD FOR CONDUCTIVE CIRCUIT

#118
20140291385
2014-10-02

Ceramic circuit board and process for producing same

#119
20140290989
2014-10-02

Method of manufacturing a structure of via hole of electrical circuit board

#120
20140290979
2014-10-02

Method of manufacturing a patterned transparent conductor

#121
20140268619
2014-09-18

Method of manufacturing substrate for chip packages and method of manufacturing chip package

#122
20140242350
2014-08-28

Process For The Production Of A Layered Body And Layered Bodies Without Masking Obtainable Therefrom

#123
20140205854
2014-07-24

CIRCUIT BOARD MATERIAL

#124
20140174791
2014-06-26

CIRCUIT BOARD AND MANUFACTURING METHOD THEREOF

#125
20140131615
2014-05-15

Etching solution for copper or a compound comprised mainly of copper

#126
20140121145
2014-05-01

TREATMENT OF SHAPED BODIES COMPRISING COPPER WITH A MIXTURE COMPRISING CHLORINE-FREE ACIDS AND OXIDIZING AGENT

#127
20140097006
2014-04-10

ETCHANT COMPOSITION, METAL WIRING, AND METHOD OF MANUFACTURING A DISPLAY SUBSTRATE

#128
20140014615
2014-01-16

ETCHING LIQUID COMPOSITION FOR MULTILAYER CONTAINING COPPER AND MOLYBDENUM AND PROCESS FOR ETCHING THEREOF

#129
20130306592
2013-11-21

Plastic capacitive touch screen and method of manufacturing same

#130
20130213703
2013-08-22

Transparent conductive film

#131
20130175238
2013-07-11

ETCHING SOLUTION AND METHOD OF MANUFACTURING PRINTED WIRING SUBSTRATE USING THE SAME

#132
20130161072
2013-06-27

Methods and apparatuses for detecting registration offsets

#133
20130048904
2013-02-28

Etching liquid for a copper/titanium multilayer thin film

#134
20130009090
2013-01-10

Aluminum Etchant

#135
20120273454
2012-11-01

ETCHING LIQUID FOR CONDUCTIVE POLYMER, AND METHOD FOR PATTERNING CONDUCTIVE POLYMER

#136
20120273261
2012-11-01

CIRCUIT SUBSTRATE HAVING A CIRCUIT PATTERN AND METHOD FOR MAKING THE SAME

#137
20120180313
2012-07-19

Manufacturing method for printed wiring board

#138
20120168209
2012-07-05

Ceramic circuit board and process for producing same

#139
20120031872
2012-02-09

Conductive film removal agent and conductive film removal method

#140
20110297641
2011-12-08

Rolled copper foil or electrolytic copper foil for electronic circuit, and method of forming electronic circuit using same

#141
20110293960
2011-12-01

Rolled copper foil or electrolytic copper foil for electronic circuit, and method of forming electronic circuit using same

#142
20110284496
2011-11-24

Method of forming electronic circuit

#143
20110272176
2011-11-10

Pattern electrode manufacturing method and pattern electrode

#144
20110259848
2011-10-27

Rolled Copper Foil or Electrolytic Copper Foil for Electronic Circuit, and Method of Forming Electronic Circuit Using Same

#145
20110256363
2011-10-20

Surface metal film material, method of producing surface metal film material, method of producing metal pattern material, and metal pattern material

#146
20110226727
2011-09-22

Etchant for metal wiring and method for manufacturing metal wiring using the same

#147
20110056910
2011-03-10

ETCHING METHOD

#148
20110049104
2011-03-03

ETCHANT FOR COPPER OR COPPER ALLOY, LIQUID FOR ETCHING PRETREATMENT, AND ETCHING METHOD

#149
20110016709
2011-01-27

Manufacturing method for printed wiring board

#150
20100252530
2010-10-07

ETCHANT COMPOSITION AND METHOD

#151
20100212941
2010-08-26

Copper foil for printed circuit and copper-clad laminate

#152
20100200539
2010-08-12

Plastic capacitive touch screen and method of manufacturing same

#153
20100139959
2010-06-10

Method for manufacturing a printed circuit board and a printed circuit board obtained by the manufacturing method

#154
20100126762
2010-05-27

Method for manufacturing a printed circuit board and a printed circuit board obtained by the manufacturing method

#155
20100089872
2010-04-15

ETCHING LIQUID FOR CONDUCTIVE POLYMER, AND METHOD FOR PATTERNING CONDUCTIVE POLYMER

#156
20100006799
2010-01-14

Method and Composition for Selectively Stripping Nickel from a Substrate

#157
20100000776
2010-01-07

Circuit board and method of manufacturing the same

#158
20090266589
2009-10-29

PROCESS FOR PRODUCING METAL WIRING BOARD

#159
20090219212
2009-09-03

Planar antenna and manufacturing method thereof

#160
20090211786
2009-08-27

PROCESS FOR PRODUCING POLYIMIDE FILM WITH COPPER WIRING

#161
20090205857
2009-08-20

Printed wiring board and method for producing the same

#162
20090188708
2009-07-30

Printed wiring board and method for producing the same

#163
20090183904
2009-07-23

Printed wiring board and method for producing the same

#164
20090090003
2009-04-09

Method of manufacturing a printed wiring board

#165
20090039053
2009-02-12

METHOD FOR MANUFACTURING ELECTRICAL TRACES OF PRINTED CIRCUIT BOARDS

#166
20080292852
2008-11-27

Printed circuit board

#167
20080289864
2008-11-27

Printed wiring board and method for producing the same

#168
20080289176
2008-11-27

Method for producing a printed wiring board

#169
20080236872
2008-10-02

Printed Wiring Board, Process For Producing the Same and Semiconductor Device

#170
20080052903
2008-03-06

Method of Forming Aluminum Based Alloy Wiring Circuit and Method of Forming Element Structure of Display Device

#171
20080011982
2008-01-17

A Method And Composition For Selectively Stripping Nickel From A Substrate

#172
20070257010
2007-11-08

Method and composition for selectively stripping nickel from a substrate

#173
20070232510
2007-10-04

Method and composition for selectively stripping silver from a substrate

#174
20070218695
2007-09-20

Metal pattern forming method

#175
20070169330
2007-07-26

Method of recycling wasted printed-circuit-board

#176
20070145584
2007-06-28

Printed wiring board, method for manufacturing same, and circuit device

#177
20070062908
2007-03-22

Process for producing printed wiring board

#178
20070062729
2007-03-22

Printed wiring board and method for manufacturing the same

#179
20070062728
2007-03-22

Printed wiring board and method for manufacturing the same

#180
20070062724
2007-03-22

Printed wiring board and method for manufacturing the same

#181
20070056924
2007-03-15

Printed wiring board and method for manufacturing the same

#182
20070056767
2007-03-15

Printed wiring board and method for manufacturing the same

#183
20070051695
2007-03-08

Method for manufacturing printed wiring board

#184
20070051694
2007-03-08

Printed wiring board and method for manufacturing the same

#185
20060266731
2006-11-30

Etchant rinse method

#186
20060264049
2006-11-23

Spin-printing of etchants and modifiers

#187
20060213870
2006-09-28

Ink jet printing of etchants and modifiers

#188
20060199394
2006-09-07

Etching solution, method of etching and printed wiring board

#189
20060187063
2006-08-24

Selective metal removal process for metallized retro-reflective and holographic films and radio frequency devices made therewith

#190
20060151877
2006-07-13

Semiconductor device having a particular electrode structure

#191
20060073277
2006-04-06

Method for producing a partially metallized film-type element

#192
20060032668
2006-02-16

Printed circuit boards and method of producing the same

#193
20050258522
2005-11-24

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

#194
20050236275
2005-10-27

Method of using an etchant solution for removing a thin metallic layer

#195
20050068748
2005-03-31

Thin film circuit board device and method for manufacturing the same

#196
20050046573
2005-03-03

Selective metal removal process for metallized retro-reflective and holographic films and radio frequency devices made therewith

#197
20050031996
2005-02-10

Method for producing circuit substrate

#198
20050016961
2005-01-27

Etchant, replenishment solution and method for producing copper wiring using the same

#199
15841313
2019-04-30

Method for forming a circuit board with a substrate made of silicon

#200
14584506
2015-12-29

Magnetically controllable fluidic etching process

#201
14492130
2016-01-05

Magnetically controllable fluidic etching process