ClassID:

234727

H05K2203/0242 - CPC Classification

Classification description:

Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by; Details related to mechanical or acoustic processing, e.g. drilling, punching, cutting, using ultrasound Cutting around hole, e.g. for disconnecting land or Plated Through-Hole [PTH] or for partly removing a PTH

Recent Application in this class:
#1
20220338355
2022-10-20

METHODS OF FORMING HIGH ASPECT RATIO PLATED THROUGH HOLES AND HIGH PRECISION STUB REMOVAL IN A PRINTED CIRCUIT BOARD

#2
20190159346
2019-05-23

Methods of forming high aspect ratio plated through holes and high precision stub removal in a printed circuit board

#3
20190045629
2019-02-07

Pin array including segmented pins for forming selectively plated through holes

#4
20180295718
2018-10-11

Cavities containing multi-wiring structures and devices

#5
20150264804
2015-09-17

PCB back drill detection method and PCB plating

#6
20150208514
2015-07-23

Methods of forming high aspect ratio plated through holes and high precision stub removal in a printed circuit board

#7
20150101858
2015-04-16

Cavities containing multi-wiring structures and devices

#8
20140182891
2014-07-03

Connector footprints in printed circuit board (PCB)

#9
20130330941
2013-12-12

Circuit board having plated thru-holes and ground columns

#10
20130223030
2013-08-29

Process for making stubless printed circuit boards

#11
20130122747
2013-05-16

Cavities containing multi-wiring structures and devices

#12
20130112470
2013-05-09

Circuit boards with vias exhibiting reduced via capacitance

#13
20130098671
2013-04-25

Multiple layer printed circuit board with unplated vias

#14
20120292094
2012-11-22

Metal core board for vehicle-mountable junction box

#15
20120279774
2012-11-08

CIRCUIT BOARD

#16
20120244753
2012-09-27

Relief plug-in connector and multilayer circuit board

#17
20120168959
2012-07-05

Package substrate having a through hole and method of fabricating the same

#18
20120167386
2012-07-05

Method of fabricating a circuit board

#19
20120039010
2012-02-16

Spark gap apparatus

#20
20120000701
2012-01-05

Adjacent plated through holes with staggered couplings for crosstalk reduction in high speed printed circuit boards

#21
20110147069
2011-06-23

Multi-tiered Circuit Board and Method of Manufacture

#22
20110094787
2011-04-28

PRINTED CIRCUIT BOARD AND MANUFACTURING METHOD THEREOF

#23
20110042131
2011-02-24

Ceramic substrate and manufacturing method thereof

#24
20100314163
2010-12-16

Method for assuring counterbore depth of vias on printed circuit boards and printed circuit boards made accordingly

#25
20100012366
2010-01-21

Wiring board having via and method forming a via in a wiring board

#26
20090188710
2009-07-30

SYSTEM AND METHOD FOR FORMING FILLED VIAS AND PLATED THROUGH HOLES

#27
20090179305
2009-07-16

Substrate and manufacturing method of the same

#28
20090178839
2009-07-16

RECOGNITION MARK AND METHOD FOR MANUFACTURING CIRCUIT BOARD

#29
20090080168
2009-03-26

Printed circuit board, fabrication method and apparatus

#30
20090045889
2009-02-19

High-speed router with backplane using muli-diameter drilled thru-holes and vias

#31
20090017647
2009-01-15

Configurable printed circuit board

#32
20080314625
2008-12-25

Printed circuit board and method of manufacturing the same

#33
20080277154
2008-11-13

Process for making stubless printed circuit boards

#34
20080251289
2008-10-16

Device for repair of a contact pad of a printed circuit board

#35
20080227311
2008-09-18

Adjacent plated through holes with staggered couplings for crosstalk reduction in high speed printed circuit boards

#36
20080217052
2008-09-11

WIRING BOARD AND METHOD OF MANUFACTURING WIRING BOARD

#37
20080217051
2008-09-11

WIRING BOARD AND METHOD OF MANUFACTURING WIRING BOARD

#38
20080169119
2008-07-17

Method and device for repair of a contact pad of a printed circuit board

#39
20080087461
2008-04-17

Method of processing a circuit board

#40
20080079118
2008-04-03

Reworkable passive element embedded printed circuit board

#41
20070246252
2007-10-25

Manufacture of printed circuit boards with stubless plated through-holes

#42
20070184687
2007-08-09

Circuit board provided with digging depth detection structure and transmission device with the same mounted

#43
20070143995
2007-06-28

Circuit board having a multi-signal via

#44
20070114056
2007-05-24

Electrical isolation of PCBs gasketing using controlled depth drilling

#45
20070089902
2007-04-26

Circuit board having a multi-signal via

#46
20070089292
2007-04-26

Circuit board having a backdrilled multi-signal via

#47
20060278429
2006-12-14

Closed loop backdrilling system

#48
20060243481
2006-11-02

Apertures for signal shaping using ground and signal PTH back-drilling

#49
20060127652
2006-06-15

Manufacturing method of a multi-layered circuit board

#50
20060097736
2006-05-11

Rapid fire test board

#51
20050274544
2005-12-15

Electrical isolation of PCBs gasketing using controlled depth drilling

#52
20050239347
2005-10-27

Structure for repairing or modifying surface connections on circuit boards

#53
20050128672
2005-06-16

Closed loop backdrilling system

#54
20050073041
2005-04-07

Device for establishing non-permanent electrical connection between an integrated circuit device lead element and a substrate

#55
20050070133
2005-03-31

Device for establishing non-permanent electrical connection between an integrated circuit device lead element and a substrate

#56
20050067687
2005-03-31

Method of establishing non-permanent electrical connection between an integrated circuit device lead element and a substrate