Inventor
SENBIKI KAZUNORI
JP4 patents
Patents
4 patentsUS6666987B1Dec 23, 2003
Liquid etchant and method for roughening copper surface
EBARA DENSAN LTD19 citations89
US6544436B2Apr 8, 2003
Etchant, method for roughening copper surface and method for producing printed wiring board
EBARA DENSAN LTD15 citations80
US7189336B2Mar 13, 2007
Etchant, method for roughening copper surface and method for producing printed wiring board
EBARA DENSAN LTD7 citations70
US6902626B2Jun 7, 2005
Method for roughening copper surface
EBARA DENSAN LTD6 citations70