Inventor
ABURADA KOJI
JP3 patents
Patents
3 patentsUS5530105AJun 25, 1996
Tetraskisazo compound and ink containing the compound
SUMITOMO CHEMICAL CO17 citations72
US5536819AJul 16, 1996
Trisazo compounds imparting deep black color a method for dyeing by using them and an ink containing them
SUMITOMO CHEMICAL CO9 citations71
US5489671AFeb 6, 1996
Trisazo compound imparting black color, method for dyeing by using it and ink containing it
SUMITOMO CHEMICAL CO6 citations60