Patent ID: 6783652
Filing Date: 2004-08-31
Classification: H01L,H05K

Abstract:
A process for manufacturing a wiring board, said process comprising the steps of:making a resin plate which has wiring pattern recesses with inner walls therein and via through holes using a pair of molds; coating all of the surfaces of the resin plate including said inner walls of said wiring pattern recesses and said via through holes with a metal film; electro-plating using said metal film as a power-supply layer over an entire surface of said metal film so as to fill a plated metal into said wiring pattern recesses and into said via through holes; and polishing said electro-plated metal formed on said resin plate to remove the same except for said inner walls of said wiring pattern recesses and said via through holes, to yield a wiring pattern and vias which are exposed on a surface that is the same as that of said resin plate.