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Hideyuki Koiso
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Water-based pigment dispersions, inkjet recording inks, and color f...
Patent number
7,553,365
Issue date
Jun 30, 2009
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Shigeru Sakamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Hydrophilic coloring matter for recording image, aqueous coloring a...
Patent number
7,135,062
Issue date
Nov 14, 2006
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Michiei Nakamura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for producing sulfonated solid particles
Patent number
6,821,334
Issue date
Nov 23, 2004
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Michiel Nakamura
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Fluorescent colorant compositions, coloring process and colored art...
Publication number
20060219976
Publication date
Oct 5, 2006
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Shiro Yamamiya
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Hydrophilic coloring matter for recording image, aqueous coloring a...
Publication number
20050235874
Publication date
Oct 27, 2005
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Michiei Nakamura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Water-based pigment dispersions, inkjet recording inks, and color f...
Publication number
20050164101
Publication date
Jul 28, 2005
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Shigeru Sakamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Graft copolymers having excellent pigment-dispersing ability, produ...
Publication number
20050159555
Publication date
Jul 21, 2005
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki Shimanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process for producing sulfonated solid particles
Publication number
20030134938
Publication date
Jul 17, 2003
Dainichiseika Color & Chem. Mfg. Co., Ltd.
Michiei Nakamura
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Production process of gold color producing material, and gold color...
Publication number
20010006739
Publication date
Jul 5, 2001
Dainichiseika Color & Chemicals Mfg., Co., Ltd.,
Toru Hosoda
B44 - DECORATIVE ARTS