Inventor

TSUJIMOTO MICHIHIRO

JP14 patents

Patents

14 patents

US4036805AJul 19, 1977

Coloring of the organic materials with naphthacenequinones

MITSUI TOATSU CHEMICALS19 citations80

US4480002AOct 30, 1984

Dyestuff-containing microscopic capsule suspension for record materials

MITSUI TOATSU CHEMICALS7 citations73

US4398753AAug 16, 1983

Pressure sensitive recording unit

MITSUI TOATSU CHEMICALS16 citations73

US4302396ANov 24, 1981

Chlorinated 4-methylphthalic anhydrides

MITSUI TOATSU CHEMICALS12 citations72

US4735744AApr 5, 1988

Novel benzoquinone derivatives and production process thereof as well as use as color-developers suitable for recording materials

MITSUI TOATSU CHEMICALS5 citations62

US4632987ADec 30, 1986

Process for the preparation of triarylmethane compounds

MITSUI TOATSU CHEMICALS4 citations62

US4561000ADec 24, 1985

Heat-sensitive recording unit

MITSUI TOATSU CHEMICALS2 citations62

US4384871AMay 24, 1983

Dyestuff-containing microscopic capsule dispersion for record materials

MITSUI TOATSU CHEMICALS3 citations62

US3960479AJun 1, 1976

Coloring of organic materials with asymmetric thioindigoid compounds

MITSUI TOATSU CHEMICALS3 citations61

US4033923AJul 5, 1977

Coloring resins by mixing naphthacenequinones therewith

MITSUI TOATSU CHEMICALS6 citations59

US3963429AJun 15, 1976

Coloring of organic materials with asymmetric thioindigoid compounds

MITSUI TOATSU CHEMICALS3 citations58

US4032539AJun 28, 1977

Coloring of organic materials with asymmetric thioindigoid compounds

MITSUI TOATSU CHEMICALS1 citations51

US3986826AOct 19, 1976

Dyeing synthetic and semisynthetic materials with naphthacenequinine derivatives

MITSUI TOATSU CHEMICALS0 citations49

US4017509AApr 12, 1977

Process for producing substituted or unsubstituted 2-phenyl-1.2.3.-triazole-4-carboxaldehyde

MITSUI TOATSU CHEMICALS1 citations47