Inventor
ALPAUGH WARREN A
US6 patents
Patents
6 patentsUS5418689AMay 23, 1995
Printed circuit board or card for direct chip attachment and fabrication thereof
IBM67 citations94
US4525390AJun 25, 1985
Deposition of copper from electroless plating compositions
IBM27 citations92
US4152467AMay 1, 1979
Electroless copper plating process with dissolved oxygen maintained in bath
IBM53 citations90
US4289594ASep 15, 1981
Treatment of waste compositions
IBM34 citations87
US4155775AMay 22, 1979
Cleaning of high aspect ratio through holes in multilayer printed circuit boards
IBM16 citations72
US5311660AMay 17, 1994
Methyl chloroform-free desmear process in additive circuitization
IBM17 citations70