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Sachio YOSHIKAWA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Aqueous pigment dispersion liquid, aqueous ink-jet ink, and dry coa...
Patent number
12,065,575
Issue date
Aug 20, 2024
Dainischiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki Shimanaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for producing quinacridone solid-solution pigment, pigment d...
Patent number
11,926,741
Issue date
Mar 12, 2024
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Naoto Kamata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for producing quinacridone solid solution pigment, pigment d...
Patent number
11,773,267
Issue date
Oct 3, 2023
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Naoto Kamata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for producing quinacridone solid solution pigment, pigment d...
Patent number
11,535,755
Issue date
Dec 27, 2022
Dainichiseika Color & Chemicals Mfg. Co. Ltd.
Naoto Kamata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
A-B block co-polymer, A-B block co-polymer production method, resin...
Patent number
10,982,020
Issue date
Apr 20, 2021
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki Shimanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aqueous emulsion solution, coloring agent composition containing sa...
Patent number
9,644,106
Issue date
May 9, 2017
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki Shimanaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Alkoxysilyl group-containing block copolymer, method for producing...
Patent number
9,512,321
Issue date
Dec 6, 2016
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki Shimanaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for producing block polymer, coated pigment and aqueous pig...
Patent number
9,120,948
Issue date
Sep 1, 2015
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki Shimanaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Solidifying material for cell electrolyte solution, and cell compri...
Patent number
7,138,211
Issue date
Nov 21, 2006
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Minoru Takizawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
High-molecular gelling agent precursor for electrolyte
Patent number
6,967,232
Issue date
Nov 22, 2005
Dainichiseika Color & Chemicals Mfg., Co., Ltd.
Minoru Takizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Solidifying material for cell electrolyte solution, and cell compri...
Patent number
6,797,436
Issue date
Sep 28, 2004
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Minoru Takizawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
POLYMERIC DISPERSANT AND PRODUCTION METHOD THEREFOR, AQUEOUS PIGMEN...
Publication number
20240132738
Publication date
Apr 25, 2024
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki SHIMANAKA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
AQUEOUS PIGMENT DISPERSION LIQUID, AQUEOUS INK-JET INK, AND DRY COA...
Publication number
20240101844
Publication date
Mar 28, 2024
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki SHIMANAKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PIGMENT DISPERSANT COMPOSITION, PRODUCTION METHOD THEREFOR, PIGMENT...
Publication number
20230357479
Publication date
Nov 9, 2023
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki SHIMANAKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
A-B BLOCK COPOLYMER, POLYMER EMULSION AND WATER-BASED INKJET INK
Publication number
20230348651
Publication date
Nov 2, 2023
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki SHIMANAKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR PRODUCING QUINACRIDONE SOLID SOLUTION PIGMENT, PIGMENT D...
Publication number
20220275214
Publication date
Sep 1, 2022
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Naoto KAMATA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR PRODUCING QUINACRIDONE SOLID-SOLUTION PIGMENT, PIGMENT D...
Publication number
20200407563
Publication date
Dec 31, 2020
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Naoto KAMATA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR PRODUCING QUINACRIDONE SOLID SOLUTION PIGMENT, PIGMENT D...
Publication number
20200062965
Publication date
Feb 27, 2020
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Naoto KAMATA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
A-B BLOCK CO-POLYMER, A-B BLOCK CO-POLYMER PRODUCTION METHOD, RESIN...
Publication number
20170166665
Publication date
Jun 15, 2017
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki SHIMANAKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AQUEOUS EMULSION SOLUTION, COLORING AGENT COMPOSITION CONTAINING SA...
Publication number
20160053125
Publication date
Feb 25, 2016
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Hiroyuki SHIMANAKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PROCESS FOR PRODUCING BLOCK POLYMER, COATED PIGMENT AND AQUEOUS PIG...
Publication number
20130196064
Publication date
Aug 1, 2013
Kyoto University
Hiroyuki Shimanaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ALKOXYSILYL GROUP-CONTAINING BLOCK COPOLYMER, METHOD FOR PRODUCING...
Publication number
20120329940
Publication date
Dec 27, 2012
KYOTO UNIVERSITY
Hiroyuki Shimanaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AQUEOUS PIGMENT DISPERSION AND APPLICATIONS THEREOF
Publication number
20110223529
Publication date
Sep 15, 2011
DAINICHISEIKA COLOR & CHEMICALS MFG. CO., LTD
Hiroyuki Shimanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ELECTROLYTE COMPOSITIONS
Publication number
20100036060
Publication date
Feb 11, 2010
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Michiei Nakamura
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Solidifying meterial for cell electrolyte solution, and cell compri...
Publication number
20040197666
Publication date
Oct 7, 2004
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Minoru Takizawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Electrolyte compositions
Publication number
20040023121
Publication date
Feb 5, 2004
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Michiei Nakamura
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
High-molecular gelling agent precursor for electrolyte
Publication number
20030124430
Publication date
Jul 3, 2003
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Minoru Takizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Solidifying material for cell electrode solution, and cell comprisi...
Publication number
20020110738
Publication date
Aug 15, 2002
Dainichiseika Color & Chemicals Mfg. Co.
Minoru Takizawa
H01 - BASIC ELECTRIC ELEMENTS