Patents by Inventor Kazuhiro Machiguchi
Kazuhiro Machiguchi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7166410Abstract: A positive type colored photosensitive resin composition containing an alkali-soluble copolymer resin which comprises repeating units derived from styrene and repeating units derived from hydroxystyrene, a ratio (molar ratio) of the latter repeating units to the former repeating units is from 1:0.7 to 1:20 and has a polystyrene-converted weight average molecular weight of 6,000 to 15,000.Type: GrantFiled: October 31, 2003Date of Patent: January 23, 2007Assignees: Sumitomo Chemical Company, Limited, Sony CorporationInventors: Kazuhiro Machiguchi, Masanori Shinada, Yuuji Ueda, Hiroki Endo, Taichi Natori
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Patent number: 7153619Abstract: A color filter array having a blue filter layer on a substrate wherein the blue filter layer comprises triallylmethane dye showing its absorption maximum at a wavelength within the range of from 550 to 650 nm; and has a transmittance at a wavelength of 450 nm of 70% or more and that at 650 nm of 5% or less is provided; and the color filter array shows excellent spectroscopic characteristics with respect to blue light and has a blue filter layer excellent in light fastness.Type: GrantFiled: May 6, 2004Date of Patent: December 26, 2006Assignees: Sumitomo Chemical Company, Limited, Sony CorporationInventors: Yuuji Ueda, Kazuhiro Machiguchi, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Patent number: 7078137Abstract: A color filter array having a green filter layer on a substrate wherein the green filter layer comprises a copper phthalocyanine dye having its absorption maximum at a wavelength of 600 to 700 nm, and a pyridone azo dye having its absorption maximum at a wavelength of 400 to 500 nm; and has a transmittance at a wavelength of 450 nm of 5% or less and that at 535 nm of 62% or more is provided; and the color filter array shows excellent spectroscopic characteristics with respect to green light and has a green filter layer excellent in light fastness.Type: GrantFiled: January 5, 2004Date of Patent: July 18, 2006Assignees: Sumitomo Chemical Company, Limited, Sony CorporationInventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Patent number: 6864022Abstract: A color filter array having a yellow filter layer on a substrate wherein the yellow filter layer comprises a pyridone azo dye having its absorption maximum at a wavelength of 400 to 500 nm; and has a transmittance at a wavelength of 450 nm of 5% or less, that at 535 nm of 80% or more and that at 650 nm of 90% or more is provided; the color filter array shows excellent spectroscopic characteristics with respect to yellow light, is capable of forming a pattern with a short time exposure and has a yellow filter layer excellent in light fastness; and a photosensitive resin composition with which a pattern can be formed with a short time exposure is also provided.Type: GrantFiled: June 29, 2001Date of Patent: March 8, 2005Assignees: Sumitomo Chemical Company, Limited, Sony CorporationInventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Yoshinori Uchida, Yukihiro Sayama
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Publication number: 20050008954Abstract: A color filter array having a yellow filter layer on a substrate wherein the yellow filter layer comprises a pyridone azo dye having its absorption maximum at a wavelength of 400 to 500 nm; and has a transmittance at a wavelength of 450 nm of 5% or less, that at 535 nm of 80% or more and that at 650 nm of 90% or more is provided; the color filter array shows excellent spectroscopic characteristics with respect to yellow light, is capable of forming a pattern with a short time exposure and has a yellow filter layer excellent in light fastness; and a photosensitive resin composition with which a pattern can be formed with a short time exposure is also provided.Type: ApplicationFiled: July 20, 2004Publication date: January 13, 2005Inventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Yoshinori Uchida, Yukihiro Sayama
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Publication number: 20040248019Abstract: A color filter array having a green filter layer on a substrate wherein the green filter layer comprises a copper phthalocyanine dye having its absorption maximum at a wavelength of 600 to 700 nm, and a pyridone azo dye having its absorption maximum at a wavelength of 400 to 500 nm; and has a transmittance at a wavelength of 450 nm of 5% or less and that at 535 nm of 62% or more is provided; and the color filter array shows excellent spectroscopic characteristics with respect to green light and has a green filter layer excellent in light fastness.Type: ApplicationFiled: January 5, 2004Publication date: December 9, 2004Applicant: Sumitomo Chemical Company , Limited & Sony CorporationInventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Patent number: 6821691Abstract: A color filter array having a red filter layer on a substrate wherein the red filter layer comprises a xanthene % dye having its absorption maximum at a wavelength of 500 to 600 nm, and a pirazolone azo dye having its absorption maximum at a wavelength of 400 to 550 nm; and has a transmittance at a wavelength of 535 nm of 1% or less and that at 650 nm of 90% or more; and the color filter array shows excellent spectroscopic characteristics with respect to red light and has a red filter layer excellent in light fastness.Type: GrantFiled: March 12, 2004Date of Patent: November 23, 2004Assignees: Sumitomo Chemical Company, Limited, Sony CorporationInventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Publication number: 20040202946Abstract: A color filter array having a blue filter layer on a substrate wherein the blue filter layer comprises triallylmethane dye showing its absorption maximum at a wavelength within the range of from 550 to 650 nm; and has a transmittance at a wavelength of 450 nm of 70% or more and that at 650 nm of 5% or less is provided; and the color filter array shows excellent spectroscopic characteristics with respect to blue light and has a blue filter layer excellent in light fastness.Type: ApplicationFiled: May 6, 2004Publication date: October 14, 2004Applicants: Sumitomo Chemical Co., Ltd., Sony CorporationInventors: Yuuji Ueda, Kazuhiro Machiguchi, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Publication number: 20040170908Abstract: A color filter array having a red filter layer on a substrate wherein the red filter layer comprises a xanthene dye having its absorption maximum at a wavelength of 500 to 600 nm, and a pirazolone azo dye having its absorption maximum at a wavelength of 400 to 550 nm; and has a transmittance at a wavelength of 535 nm of 1% or less and that at 650 nm of 90% or more; and the color filter array shows excellent spectroscopic characteristics with respect to red light and has a red filter layer excellent in light fastness.Type: ApplicationFiled: March 12, 2004Publication date: September 2, 2004Applicants: Sumitomo Chemical Company, Limited & Sony CorporationInventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Patent number: 6770405Abstract: A color filter array having a blue filter layer on a substrate wherein the blue filter layer comprises triallylmethane dye showing its absorption maximum at a wavelength within the range of from 550 to 650 nm; and has a transmittance at a wavelength of 450 nm of 70% or more and that at 650 nm of 5% or less is provided; and the color filter array shows excellent spectroscopic characteristics with respect to blue light and has a blue filter layer excellent in light fastness.Type: GrantFiled: June 29, 2001Date of Patent: August 3, 2004Assignees: Sumitomo Chemical Company, Limited, Sony CorporationInventors: Yuuji Ueda, Kazuhiro Machiguchi, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Publication number: 20040131956Abstract: A positive type colored photosensitive resin composition containing an alkali-soluble copolymer resin which comprises repeating units derived from styrene and repeating units derived from hydroxystyrene, a ratio (molar ratio) of the latter repeating units to the former repeating units is from 1:0.7 to 1:20 and has a polystyrene-converted weight average molecular weight of 6,000 to 15,000.Type: ApplicationFiled: October 31, 2003Publication date: July 8, 2004Inventors: Kazuhiro Machiguchi, Masanori Shinada, Yuuji Ueda, Hiroki Endo, Taichi Natori
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Publication number: 20040121249Abstract: A positive type red-colored photosensitive composition comprising a colorant, a photo active compound, a curing agent, a solvent and optionally an alkali-soluble resin, wherein the contents of the dye, photo active compound, curing agent and optional alkali-soluble resin are from 55 to 63 parts by weight, from 10 to 30 parts by weight, 10 to 25 parts by weight and 1 parts by weight or less, respectively, per 100 parts by weight of solid components of the photosensitive composition.Type: ApplicationFiled: October 31, 2003Publication date: June 24, 2004Inventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Inoue, Hitohumi Fukushi, Hiroki Endo
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Patent number: 6733934Abstract: A color filter array having a red filter layer on a substrate wherein the red filter layer comprises a xanthene dye having its absorption maximum at a wavelength of 500 to 600 nm, and a pirazolone azo dye having its absorption maximum at a wavelength of 400 to 550 nm; and has a transmittance at a wavelength of 535 nm of 1% or less and that at 650 nm of 90% or more; and the color filter array shows excellent spectroscopic characteristics with respect to red light and has a red filter layer excellent in light fastness.Type: GrantFiled: June 29, 2001Date of Patent: May 11, 2004Assignees: Sumitomo Chemical Company, Limited, Sony CorporationInventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Patent number: 6713227Abstract: A color filter array having a green filter layer on a substrate wherein the green filter layer comprises a copper phthalocyanine dye having its absorption maximum at a wavelength of 600 to 700 nm, and a pyridone azo dye having its absorption maximum at a wavelength of 400 to 500 nm; and has a transmittance at a wavelength of 450 nm of 5% or less and that at 535 nm of 62% or more is provided; and the color filter array shows excellent spectroscopic characteristics with respect to green light and has a green filter layer excellent in light fastness.Type: GrantFiled: June 29, 2001Date of Patent: March 30, 2004Assignees: Sumitomo Chemical Company, Limited, Sony CorporationInventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Publication number: 20020048709Abstract: A color filter array having a yellow filter layer on a substrate wherein the yellow filter layer comprises a pyridone azo dye having its absorption maximum at a wavelength of 400 to 500 nm; and has a transmittance at a wavelength of 450 nm of 5% or less, that at 535 nm of 80% or more and that at 650 nm of 90% or more is provided; the color filter array shows excellent spectroscopic characteristics with respect to yellow light, is capable of forming a pattern with a short time exposure and has a yellow filter layer excellent in light fastness; and a photosensitive resin composition with which a pattern can be formed with a short time exposure is also provided.Type: ApplicationFiled: June 29, 2001Publication date: April 25, 2002Inventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Yoshinori Uchida, Yukihiro Sayama
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Publication number: 20020045111Abstract: A color filter array having a green filter layer on a substrate wherein the green filter layer comprises a copper phthalocyanine dye having its absorption maximum at a wavelength of 600 to 700 nm, and a pyridone azo dye having its absorption maximum at a wavelength of 400 to 500 nm; and has a transmittance at a wavelength of 450 nm of 5% or less and that at 535 nm of 62% or more is provided; and the color filter array shows excellent spectroscopic characteristics with respect to green light and has a green filter layer excellent in light fastness.Type: ApplicationFiled: June 29, 2001Publication date: April 18, 2002Inventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Publication number: 20020042008Abstract: A color filter array having a blue filter layer on a substrate wherein the blue filter layer comprises triallylmethane dye showing its absorption maximum at a wavelength within the range of from 550 to 650 nm; and has a transmittance at a wavelength of 450 nm of 70% or more and that at 650 nm of 5% or less is provided; and the color filter array shows excellent spectroscopic characteristics with respect to blue light and has a blue filter layer excellent in light fastness.Type: ApplicationFiled: June 29, 2001Publication date: April 11, 2002Inventors: Yuuji Ueda, Kazuhiro Machiguchi, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Publication number: 20020034697Abstract: A color filter array having a red filter layer on a substrate wherein the red filter layer comprises a xanthene dye having its absorption maximum at a wavelength of 500 to 600 nm, and a pirazolone azo dye having its absorption maximum at a wavelength of 400 to 550 nm; and has a transmittance at a wavelength of 535 nm of 1% or less and that at 650 nm of 90% or more; and the color filter array shows excellent spectroscopic characteristics with respect to red light and has a red filter layer excellent in light fastness.Type: ApplicationFiled: June 29, 2001Publication date: March 21, 2002Inventors: Kazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Patent number: 5223616Abstract: A heterocyclic compound which is useful for dyeing or printing hydrophobic fiber materials and which has the following formula (I), ##STR1##wherein A.sub.1, A.sub.2, A.sub.3 and A.sub.4 are each hydrogen, halogen, alkyl, alkoxy or alkenyl, X.sub.1 is --O-- or the like, R.sub.1 is a methylene or the like, X.sub.2 is a direct linkage or a divalent group of --O--, --S--, --SO--, --SO.sub.2 --, ##STR2## in which R.sub.3 is a hydrogen atom or a C.sub.1-4 alkyl group, ##STR3## in which R.sub.3 is as defined above, T and u are each independently hydrogen or a C.sub.1-4 alkyl, l is O or an integer of 1 to 3, Q is an unsubstituted or substituted 5-, 6- or 7-membered saturated or unsaturated heterocyclic residue, Y is hydrogen, C.sub.1-4 alkyl, a C.sub.1-4 alkoxy group or the like.Type: GrantFiled: November 4, 1991Date of Patent: June 29, 1993Assignee: Sumitomo Chemical Company, Ltd.Inventors: Jun Yamamoto, Junichi Sekihachi, Yosuke Yamamoto, Kazuhiro Machiguchi, Yutaka Kayane