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Nobuo Seto

Nobuo Seto, Shizuoka JP

Patent application numberDescriptionPublished
20110011306AZO PIGMENTS, PIGMENT DISPERSION, COLORING COMPOSITION, AND INK FOR INKJET RECORDING - An azo pigment showing excellent coloring characteristics such as tinctorial strength and hue and excellent fastness such as light fastness, and a pigment dispersion containing the azo pigment are provided.01-20-2011
20110021763AZO PIGMENTS, AND PIGMENT DISPERSION, COLORING COMPOSITION AND INK FOR INKJET RECORDING CONTAINING THE AZO PIGMENT - Provided is an azo pigment represented by the following general formula (1), a tautomer of the azo pigment, and a salt or a hydrate thereof:01-27-2011
20110143270AZO COMPOUND, AZO PIGMENT, PIGMENT DISPERSION, COLORING COMPOSITION, INK FOR INKJET RECORDING, COLORING COMPOSITION FOR COLOR FILTER, COLOR FILTER, AND PROCESS FOR PREPARING A COLORING COMPOSITION FOR COLOR FILTER - An azo pigment and a pigment dispersion showing excellent coloring characteristics such as tinctorial strength and hue and excellent fastness such as light fastness are provided.06-16-2011
20110163283AZO COMPOUNDS, AZO PIGMENTS, PIGMENT DISPERSION, COLORING COMPOSITION, AND INK FOR INKJET RECORDING - An azo pigment showing excellent coloring characteristics such as tinctorial strength and hue and excellent fastness such as light fastness, and a pigment dispersion containing the azo pigment are provided.07-07-2011

Nobuo Seto, Fujinomiya-Shi JP

Patent application numberDescriptionPublished
20110021764AZO PIGMENT, PIGMENT DISPERSION CONTAINING THE AZO PIGMENT, AND COLORING COMPOSITION - Provided is an azo pigment having excellent coloring characteristics such as high tinctorial strength and hue and having excellent durability such as high resistance to light and ozone, a pigment dispersion containing the azo pigment, and a coloring composition.01-27-2011

Nobuo Seto, Kanagawa JP

Patent application numberDescriptionPublished
20090022047OPTICAL RECORDING MEDIUM AND METHOD OF RECORDING VISIBLE INFORMATION - The optical recording medium comprises a visible information recording layer comprising at least two dyes of the following dyes.01-22-2009
20090047585Colored curable composition, color filter and manufacturing method thereof - The present invention provides a compound represented by the following Formula (C1), or a colored curable composition containing a tetraazaporphyrin colorant having at least one group represented by the following Formula (I), and a color filter using the composition and a manufacturing method thereof:02-19-2009
20090058982OPTICAL RECORDING MEDIUM AND METHOD OF RECORDING VISIBLE INFORMATION - The optical recording medium comprises a visible information recording layer comprising at least two dyes of the following dyes.03-05-2009
20090207712OPTICAL RECORDING MEDIUM AND METHOD OF RECORDING VISIBLE INFORMATION - The present invention relates to an optical recording medium comprising a visible information recording layer comprising a dye denoted by the following general formula (I) on a support. In general formula (I), A denotes a substituted or unsubstituted heterocyclic group, substituted aliphatic group, or substituted or unsubstituted carbon ring group, and B denotes a substituted or unsubstituted heterocyclic group or a substituted or unsubstituted aryl group. The optical recording medium may further comprise a recording layer capable of recording and/or reproducing information by irradiation of a laser beam. The present invention further relates to a method of recording visible information on the visible information recording layer of the optical recording medium, wherein the visible information is recorded by using the same laser bean as that used in recording on the above recording layer.08-20-2009
20090247742METHOD OF PRODUCING A METAL PHTHALOCYANINE COMPOUND, AND METHOD OF PRODUCING A PHTHALOCYANINE COMPOUND AND AN ANALOGUE THEREOF - A method of producing a metal phthalocyanine compound, which contains: conducting a reaction between at least two compounds selected from among Compounds A to F of formula (I), and a metal compound, in a buffer solution of an organic base or an inorganic base and an acid, in the presence of a dehydrating agent:10-01-2009
20100046344OPTICAL RECORDING MEDIUM AND METHOD OF RECORDING VISIBLE INFORMATION - The present invention relates to an optical recording medium comprising a visible information recording layer on a support. The visible information recording layer comprises a given dye. The optical recording medium may further comprise a recording layer capable of recording and/or reproducing information by irradiation of a laser beam. The visible information is recorded by using the same laser bean as that used in recording information on the recording layer.02-25-2010

Patent applications by Nobuo Seto, Kanagawa JP

Nobuo Seto, Minami-Ashigara-Shi JP

Patent application numberDescriptionPublished
20090092802CURABLE COMPOSITION, NEGATIVE TYPE COLOR FILTER AND METHOD OF PRODUCING THE SAME - A curable composition and a negative type color filter including a compound represented by the following formula (1). A is a residue of a five-membered heterocyclic diazo component A-NH04-09-2009
20090274034OPTICAL RECORDING MEDIUM, VISIBLE INFORMATION RECORDING METHOD AND METHOD FOR USING DYE COMPOUND - There is provided an optical recording medium having, on a substrate, a visible information recording layer including a dye compound represented by Formula (1).11-05-2009

Patent applications by Nobuo Seto, Minami-Ashigara-Shi JP

Nobuo Seto, Haibara-Gun JP

Patent application numberDescriptionPublished
20110294050PIGMENT DISPERSION COMPOSITION, RED COLORED COMPOSITION, COLORED CURABLE COMPOSITION, COLOR FILTER FOR A SOLID STATE IMAGING DEVICE AND METHOD FOR PRODUCING THE SAME, AND SOLID STATE IMAGING DEVICE - Provided is a pigment dispersion composition suitable for a colored curable composition which enables retaining adhesion capability of a colored pattern and inhibiting the generation of residues, even when a relatively severe development condition is employed. Furthermore, a red colored composition capable of forming a red colored thin film with excellent spectral characteristics. The pigment composition contains an azo pigment represented by the following Formula (1); at least one of acidic functional group-containing organic pigment derivative, anthraquinone derivative, and triazine derivative; and a dispersant. The red colored composition contains a red pigment; a yellow pigment; and a dispersant, in which specific spectral characteristics are satisfied when a colored transmitting film having a thickness of 0.6 μm is formed using the red colored composition.12-01-2011