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Akitoshi Igata
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Ohmuta, JP
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last 30 patents
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Patent Grant
Transfer sheet for sublimation recording
Patent number
5,302,573
Issue date
Apr 12, 1994
Mitsui Toatsu Chemicals, Inc.
Tsukasa Ohyama
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Sublimation thermal transfer printing sheet comprising novel magent...
Patent number
5,300,475
Issue date
Apr 5, 1994
Mitsui Toatsu Chemicals, Incorporated
Keisuke Takuma
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Isopropyl 1-amino-4-m-toluidinoanthraquinone-2-carboxylate
Patent number
5,182,395
Issue date
Jan 26, 1993
Mitsui Toatsu Chemicals, Inc.
Keisuke Takuma
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Sublimation thermaltransfer printing sheet comprising novel magenta...
Patent number
5,168,093
Issue date
Dec 1, 1992
Mitsui Toatsu Chemicals Inc.
Keisuke Takuma
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Benzoquinone dye, rope-dyeing dye compositions, cotton rope-dyeing...
Patent number
5,122,160
Issue date
Jun 16, 1992
Mitsui Toatsu Chemicals, Incorporated
Hitoshi Koshida
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Isopropyl 1-amino-4-m-toluidinoanthraquinone-2-carboxylate, cyan co...
Patent number
5,002,925
Issue date
Mar 26, 1991
Mitsui Toatsu Chemicals, Incorporated
Keisuke Takuma
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Color toner composition
Patent number
4,954,410
Issue date
Sep 4, 1990
Mitsui Toatsu Chemicals, Incorporated
Keisuke Takuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY