Inventor
SEKIOKA RYOUICHI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “SEKIOKA RYOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DYSTAR JAPAN LTD
5 patentsUS5608042AMar 4, 1997
Benzothiazolemonoazo dyes
DYSTAR JAPAN LTD14 citations73
US5505742AApr 9, 1996
Method for dyeing hydrophobic fibers black and dye useful for the method
DYSTAR JAPAN LTD12 citations71
US5595575AJan 21, 1997
Blue disperse dye mixture
DYSTAR JAPAN LTD3 citations62
US5527888AJun 18, 1996
Thiophene-type monoazo dyes
DYSTAR JAPAN LTD3 citations62
US5494492AFeb 27, 1996
Disperse dye composition and method for dyeing hydrophobic fibers with it
DYSTAR JAPAN LTD2 citations60
HOECHST MITSUBISHI KASEI
3 patentsUS5304222AApr 19, 1994
Monoazo benzothiazole disperse dye mixture
HOECHST MITSUBISHI KASEI10 citations69
US5340930AAug 23, 1994
Monoazo dye having a thiophene derivative as diazo component
HOECHST MITSUBISHI KASEI2 citations61
US5278294AJan 11, 1994
Monoazo dye having diaminopyridine derivatives
HOECHST MITSUBISHI KASEI1 citations51