Hisao Okamoto

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Near infrared-reflecting/transmitting azo pigment, method for manuf...
- Patent number 9,822,266
- Issue date Nov 21, 2017
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Hisao Okamoto
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment
- Patent number 7,888,398
- Issue date Feb 15, 2011
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Naoki Hirata
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pixel-forming colorant compositions and their use
- Patent number 7,611,572
- Issue date Nov 3, 2009
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Atsushi Nogami
- 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
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
Finely divided pigments and coloring compositions
- Patent number 6,726,762
- Issue date Apr 27, 2004
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Hisao Okamoto
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Near-infrared transmitting black azo pigments
- Patent number 6,623,556
- Issue date Sep 23, 2003
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Yoshiyuki Zama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Near-infrared reflecting composite pigments
- Patent number 6,521,038
- Issue date Feb 18, 2003
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Hiromitsu Yanagimoto
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment dispersants and pigment compositions containing the same
- Patent number 6,471,766
- Issue date Oct 29, 2002
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Shigeru Ohki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment dispersions for color filters, fabrication process of color...
- Patent number 6,302,953
- Issue date Oct 16, 2001
- Dainichiseika Color Chemicals Mfg. Co., Ltd.
- Hiroaki Saikatsu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment dispersants, pigment dispersions and writing or recording p...
- Patent number 6,299,676
- Issue date Oct 9, 2001
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Hiroaki Saikatsu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment dispersant, pigment dispersion, and pigment dispersion for...
- Patent number 5,961,711
- Issue date Oct 5, 1999
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Hiroaki Saikatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Azo-pigment containing hydroxy naphthoic acid amide and an iminooxo...
- Patent number 4,638,052
- Issue date Jan 20, 1987
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Kimihide Kawamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
NEAR INFRARED-REFLECTING/TRANSMITTING AZO PIGMENT, METHOD FOR MANUF...
- Publication number 20160333202
- Publication date Nov 17, 2016
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Hisao OKAMOTO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Pigment
- Publication number 20080096999
- Publication date Apr 24, 2008
- Naoki Hirata
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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
PIXEL-FORMING COLORANT COMPOSITIONS AND THEIR USE
- Publication number 20060213394
- Publication date Sep 28, 2006
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Atsushi Nogami
- G02 - OPTICS
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
Information Patent Application
Finely divided pigments and coloring compositions
- Publication number 20030084820
- Publication date May 8, 2003
- Dainichiseika Color & Chem. Mfg. Co., Ltd.
- Hisao Okamoto
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Near-infrared reflecting composite pigments
- Publication number 20020129739
- Publication date Sep 19, 2002
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Hiromitsu Yanagimoto
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Near-infrared transmitting black azo pigments
- Publication number 20020121228
- Publication date Sep 5, 2002
- Dainichiseika Color & Chem. Mfg. Co., Ltd.
- Yoshiyuki Zama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Pigment dispersants and pigment compositions containing the same
- Publication number 20010013303
- Publication date Aug 16, 2001
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Shigeru Ohki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Hisao Okamoto

Person

Patents Grantslast 30 patents

Near infrared-reflecting/transmitting azo pigment, method for manuf...

Pigment

Pixel-forming colorant compositions and their use

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

Process for producing sulfonated solid particles

Finely divided pigments and coloring compositions

Near-infrared transmitting black azo pigments

Near-infrared reflecting composite pigments

Pigment dispersants and pigment compositions containing the same

Pigment dispersions for color filters, fabrication process of color...

Pigment dispersants, pigment dispersions and writing or recording p...

Pigment dispersant, pigment dispersion, and pigment dispersion for...

Azo-pigment containing hydroxy naphthoic acid amide and an iminooxo...

Patents Applicationslast 30 patents

NEAR INFRARED-REFLECTING/TRANSMITTING AZO PIGMENT, METHOD FOR MANUF...

Pigment

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

PIXEL-FORMING COLORANT COMPOSITIONS AND THEIR USE

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

Process for producing sulfonated solid particles

Finely divided pigments and coloring compositions

Near-infrared reflecting composite pigments

Near-infrared transmitting black azo pigments

Pigment dispersants and pigment compositions containing the same