Inventor
ITANI KATSUTOSHI
JP6 patents
Patents
6 patentsUS5223087AJun 29, 1993
Chemical solubilizing agent for tin or tin alloy
TOKAI ELECTRO CHEMICAL CO17 citations72
US3939089AFeb 17, 1976
Etching solutions for copper and copper alloys and etching process using the same
TOKAI ELECTRO CHEMICAL CO9 citations72
US3936332AFeb 3, 1976
Copper and copper alloy etching solutions and process
TOKAI ELECTRO CHEMICAL CO11 citations72
US5030373AJul 9, 1991
Surface-treating agents for copper and copper alloy
TOKAI ELECTRO CHEMICAL CO17 citations70
US5211927AMay 18, 1993
Method for stabilizing acidic aqueous hydrogen peroxide solution containing copper
TOKAI ELECTRO CHEMICAL CO17 citations65
US4110237AAug 29, 1978
Compositions containing a diazine and a halogen compound for catalyzing copper etching solutions
TOKAI ELECTRO CHEMICAL CO5 citations61