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US86 patents

Top patents by PatentIndex Score

US6860925B2Mar 1, 2005

Printed circuit board manufacture

ENTHONE38 citations95
US7670950B2Mar 2, 2010

Copper metallization of through silicon via

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US4395302AJul 26, 1983

Metal dissolution process using H2 O2 --H2 SO4 etchant

ENTHONE40 citations92
US7972655B2Jul 5, 2011

Anti-tarnish coatings

ENTHONE20 citations91
US7410899B2Aug 12, 2008

Defectivity and process control of electroless deposition in microelectronics applications

ENTHONE21 citations91
US7316772B2Jan 8, 2008

Defect reduction in electrodeposited copper for semiconductor applications

ENTHONE23 citations91
US7303992B2Dec 4, 2007

Copper electrodeposition in microelectronics

ENTHONE29 citations91
US7232478B2Jun 19, 2007

Adhesion promotion in printed circuit boards

ENTHONE16 citations90
US4840820AJun 20, 1989

Electroless nickel plating of aluminum

ENTHONE41 citations90
US4567066AJan 28, 1986

Electroless nickel plating of aluminum

ENTHONE30 citations90
US6776893B1Aug 17, 2004

Electroplating chemistry for the CU filling of submicron features of VLSI/ULSI interconnect

ENTHONE53 citations89
US6375866B1Apr 23, 2002

Method for applying a conductive paint coating and articles made thereby

ENTHONE40 citations89
US5141778AAug 25, 1992

Method of preparing aluminum memory disks having a smooth metal plated finish

ENTHONE29 citations89
US4746369AMay 24, 1988

Peroxide selective stripping compositions and method

ENTHONE27 citations89
US4663240AMay 5, 1987

RFI shielded plastic articles and process for making same

ENTHONE68 citations89
US4629636ADec 16, 1986

Process for treating plastics with alkaline permanganate solutions

ENTHONE38 citations89
US4592852AJun 3, 1986

Composition and process for treating plastics with alkaline permanganate solutions

ENTHONE50 citations89
US4554049ANov 19, 1985

Selective nickel stripping compositions and method of stripping

ENTHONE40 citations89
US4514586AApr 30, 1985

Method of using a shielding means to attenuate electromagnetic radiation in the radio frequency range

ENTHONE73 citations89
US6524644B1Feb 25, 2003

Process for selective deposition of OSP coating on copper, excluding deposition on gold

ENTHONE31 citations88
US4302246ANov 24, 1981

Solution and method for selectively stripping alloys containing nickel with gold, phosphorous or chromium from stainless steel and related nickel base alloys

ENTHONE37 citations88
US4948630AAug 14, 1990

Three step process for treating plastics with alkaline permanganate solutions

ENTHONE39 citations86
US4820548AApr 11, 1989

Three step process for treating plastics with alkaline permanganate solutions

ENTHONE25 citations86
US4775557AOct 4, 1988

Composition and process for conditioning the surface of polycarbonate resins prior to metal plating

ENTHONE30 citations86
US4004956AJan 25, 1977

Selectively stripping tin or tin-lead alloys from copper substrates

ENTHONE33 citations86
US6821323B1Nov 23, 2004

Process for the non-galvanic tin plating of copper or copper alloys

ENTHONE24 citations85
US8771495B2Jul 8, 2014

Method and composition for electrodeposition of copper in microelectronics with dipyridyl-based levelers

ENTHONE8 citations84
US7998859B2Aug 16, 2011

Surface preparation process for damascene copper deposition

ENTHONE16 citations84
US7968455B2Jun 28, 2011

Copper deposition for filling features in manufacture of microelectronic devices

ENTHONE11 citations84
US7846503B2Dec 7, 2010

Process and electrolytes for deposition of metal layers

ENTHONE27 citations84
US7393781B2Jul 1, 2008

Capping of metal interconnects in integrated circuit electronic devices

ENTHONE10 citations84
US7883738B2Feb 8, 2011

Metallic surface enhancement

ENTHONE7 citations83
US7332193B2Feb 19, 2008

Cobalt and nickel electroless plating in microelectronic devices

ENTHONE16 citations83
US6712948B1Mar 30, 2004

Process for metallizing a plastic surface

ENTHONE25 citations83
US4956097ASep 11, 1990

Waste treatment of metal containing solutions

ENTHONE22 citations81
US4512856AApr 23, 1985

Zinc plating solutions and method utilizing ethoxylated/propoxylated polyhydric alcohols

ENTHONE26 citations81
US5032426AJul 16, 1991

Method and apparatus for applying liquid coatings on the surface of printed circuit boards

ENTHONE26 citations80
US4859300AAug 22, 1989

Process for treating plastics with alkaline permanganate solutions

ENTHONE22 citations80
US7713859B2May 11, 2010

Tin-silver solder bumping in electronics manufacture

ENTHONE12 citations79
US7578888B2Aug 25, 2009

Method for treating laser-structured plastic surfaces

ENTHONE14 citations79
US4717439AJan 5, 1988

Process for the treatment of copper oxide in the preparation of printed circuit boards

ENTHONE23 citations79
US4608091AAug 26, 1986

Peroxide selective stripping compositions and method

ENTHONE23 citations79
US6837981B2Jan 4, 2005

Chromium alloy coating and a method and electrolyte for the deposition thereof

ENTHONE14 citations78
US6897152B2May 24, 2005

Copper bath composition for electroless and/or electrolytic filling of vias and trenches for integrated circuit fabrication

ENTHONE17 citations75
US7794531B2Sep 14, 2010

Organic solderability preservative comprising high boiling temperature alcohol

ENTHONE7 citations73
US7268074B2Sep 11, 2007

Capping of metal interconnects in integrated circuit electronic devices

ENTHONE9 citations73
US4600699AJul 15, 1986

Reclamation of a palladium-tin based electroless plating catalyst from the exhausted catalyst solution and accompanying rinse waters

ENTHONE18 citations73
US4304646ADec 8, 1981

Method for selective removal of copper contaminants from activator solutions containing palladium and tin

ENTHONE10 citations73
US7815786B2Oct 19, 2010

Copper electrodeposition in microelectronics

ENTHONE6 citations72
US7615491B2Nov 10, 2009

Defectivity and process control of electroless deposition in microelectronics applications

ENTHONE4 citations72

Showing the top 50 of 86 patents by PatentIndex Score.