Inventor
CORDANI JOHN L
US12 patents
Patents
12 patentsUS4944851AJul 31, 1990
Electrolytic method for regenerating tin or tin-lead alloy stripping compositions
MACDERMID INC55 citations95
US5248398ASep 28, 1993
Process for direct electrolytic regeneration of chloride-based ammoniacal copper etchant bath
MACDERMID INC26 citations92
US5017267AMay 21, 1991
Composition and method for stripping tin or tin-lead alloy from copper surfaces
MACDERMID INC46 citations92
US4775444AOct 4, 1988
Process for fabricating multilayer circuit boards
MACDERMID INC46 citations92
US5289630AMar 1, 1994
Process for fabricating multilayer printed circuits
MACDERMID INC35 citations90
US5261154ANov 16, 1993
Process for fabricating multilayer printed circuits
MACDERMID INC34 citations89
US4957653ASep 18, 1990
Composition containing alkane sulfonic acid and ferric nitrate for stripping tin or tin-lead alloy from copper surfaces, and method for stripping tin or tin-lead alloy
MACDERMID INC22 citations81
US4784785ANov 15, 1988
Copper etchant compositions
MACDERMID INC23 citations81
US5234542AAug 10, 1993
Composition and process for stripping tin from copper surfaces
MACDERMID INC17 citations73
US5221418AJun 22, 1993
Method for improving the surface insulation resistance of printed circuits
MACDERMID INC15 citations73
US5207867AMay 4, 1993
Composition and method for improving the surface insulation resistance of a printed circuit
MACDERMID INC11 citations73
US5085730AFeb 4, 1992
Process for regenerating ammoniacal chloride etchants
MACDERMID INC15 citations73