Naoyuki Sakai

Person

Tokyo, JP

People

Patents Grantslast 30 patents

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
Copolymer and use thereof
- Patent number 7,985,796
- Issue date Jul 26, 2011
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Hiroyuki Shimanaka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information 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
Water-based pigment inks, image recording method, and image recordi...
- Patent number 7,361,698
- Issue date Apr 22, 2008
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Michiei Nakamura
- 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
Information Patent Grant
Aqueous pigment dispersion, water-soluble resin, production process...
- Patent number 5,913,972
- Issue date Jun 22, 1999
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Kazuo Kanou
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

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
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
COPOLYMER AND USE THEREOF
- Publication number 20100120974
- Publication date May 13, 2010
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Hiroyuki Shimanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Water-based pigment inks, image recording method, and image recordi...
- Publication number 20040198869
- Publication date Oct 7, 2004
- Michiei Nakamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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

Naoyuki Sakai

Person

Patents Grantslast 30 patents

Process for producing block polymer, coated pigment and aqueous pig...

Copolymer and use thereof

Water-based pigment dispersions, inkjet recording inks, and color f...

Water-based pigment inks, image recording method, and image recordi...

Hydrophilic coloring matter for recording image, aqueous coloring a...

Process for producing sulfonated solid particles

Aqueous pigment dispersion, water-soluble resin, production process...

Patents Applicationslast 30 patents

PROCESS FOR PRODUCING BLOCK POLYMER, COATED PIGMENT AND AQUEOUS PIG...

AQUEOUS PIGMENT DISPERSION AND APPLICATIONS THEREOF

COPOLYMER AND USE THEREOF

Fluorescent colorant compositions, coloring process and colored art...

Hydrophilic coloring matter for recording image, aqueous coloring a...

Water-based pigment dispersions, inkjet recording inks, and color f...

Graft copolymers having excellent pigment-dispersing ability, produ...

Water-based pigment inks, image recording method, and image recordi...

Process for producing sulfonated solid particles