Patents by Inventor Hiroaki Idei

Hiroaki Idei 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).

  • Publication number: 20150010856
    Abstract: Colored radiation-sensitive composition includes (A) a dye multimer, (B) an alkali-soluble resin containing at least one kind of repeating unit selected from a group consisting of a repeating unit represented by the following Formula (b1) and a repeating unit represented by the following Formula (b2), (C) a polymerizable compound, and (D) a photopolymerization initiator. In the formulae, each of R1 and R4 independently represents a hydrogen atom, an aryl group, or an alkyl group, and among these, an aryl group is preferable. R2 represents a hydrogen atom or a methyl group, R3 represents an alkylene group having 2 or 3 carbon atoms, and m represents an integer from 1 to 15.
    Type: Application
    Filed: September 18, 2014
    Publication date: January 8, 2015
    Applicant: FUJIFILM CORPORATION
    Inventors: Hiroaki IDEI, Yushi KANEKO, Seiichi HITOMI, Kazuya OOTA, Yousuke MURAKAMI
  • Publication number: 20140349101
    Abstract: A colored radiation-sensitive composition contains (A) a dye multimer, (B) a pigment, (C) a polymerizable compound, (D) a photopolymerization initiator, and (E) a dispersion resin obtained by reacting a polymer, which has a hydroxyl group on one terminal, with an acid anhydride.
    Type: Application
    Filed: August 8, 2014
    Publication date: November 27, 2014
    Applicant: FUJIFILM CORPORATION
    Inventors: Yushi KANEKO, Hiroaki IDEI, Seiichi HITOMI, Kazuya OOTA, Yousuke MURAKAMI
  • Patent number: 8852832
    Abstract: Provided is a radiation-sensitive colored composition which exhibits excellent developability, has excellent heat resistance and solvent resistance, and is capable of forming a colored pattern with less color transfer and color unevenness. The radiation-sensitive colored composition includes a colorant multimer (A), a polymerizable compound (B), a photopolymerization initiator (C), and an organic solvent (D), wherein the content of an inorganic metal salt (X) including no colorant skeleton is 0.1% by mass or less with respect to a dye solid contents.
    Type: Grant
    Filed: February 8, 2012
    Date of Patent: October 7, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Kyouhei Arayama, Hiroaki Idei, Yushi Kaneko, Junichi Itou, Yousuke Murakami
  • Patent number: 8778235
    Abstract: A colorant multimer includes, as a partial structure of a colorant moiety, a dipyrromethene metal complex compound or tautomer thereof obtained from: (i) a dipyrromethene compound represented by the following Formula (M); and (ii) a metal or a metal compound: wherein in Formula (M), R4, R5, R6, R7, R8, R9, and R10 each independently represent a hydrogen atom or a monovalent substituent.
    Type: Grant
    Filed: September 28, 2010
    Date of Patent: July 15, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Junichi Ito, Masaru Yoshikawa, Yuki Mizukawa, Kenta Ushijima, Shinichi Kanna, Haruki Inabe, Yoshihiko Fujie, Akiyoshi Goto, Yushi Kaneko, Hiroaki Idei
  • Publication number: 20140154429
    Abstract: The objects of the present invention are to provide a coloring composition that is less likely to remain on a pattern of other colors as residues and can inhibit occurrence of coating defects, a colored pattern, a color filter, a method of producing a color filter, a pattern forming method, a solid-state imaging device, and an image display device, each using the same. In order to achieve the above objects, the present invention provides a coloring composition containing a resin (A) having a dye structure, in which in a peak area of the total molecular weight distribution of the resin (A) measured by gel permeation chromatography, a proportion of a peak area of a component having a molecular weight of 20,000 or more is 10% or less.
    Type: Application
    Filed: February 6, 2014
    Publication date: June 5, 2014
    Applicant: FUJIFILM Corporation
    Inventors: Yushi KANEKO, Yuzo NAGATA, Hiroaki IDEI, Kazuya OOTA, Yousuke MURAKAMI
  • Publication number: 20140154616
    Abstract: Disclosed is a coloring composition with satisfactory heat resistance, no discoloration, excellent developability, and no development residues on a substrate and pixels of other colors, providing, a coloring composition for a color filter including (A) a polymer having a dye skeleton and (B) an organic solvent, wherein the content of an unreacted monomer component having the dye skeleton which is capable of forming (A) the polymer having the dye skeleton is less than or equal to 1 mass % with regard to (A) the polymer having the dye skeleton.
    Type: Application
    Filed: February 10, 2014
    Publication date: June 5, 2014
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo NAGATA, Hiroaki IDEI, Atsuyasu NOZAKI, Kenta USHIJIMA, Yushi KANEKO, Yousuke MURAKAMI
  • Publication number: 20140151615
    Abstract: A coloring composition which suppresses color loss of the colored pattern to be formed, and may form a colored pattern which has excellent developability and heat resistance is provided. A colored cured film which suppresses color loss of the colored pattern to be formed, and may form a colored pattern which has excellent developability and heat resistance, a color filter which is provided with the colored pattern, and a manufacturing method thereof are provided. A solid state imaging device which has excellent color loss resistance and heat resistance is provided. A coloring composition of the present invention includes a resin (A) having a dye structure in which a peak area occupied by a component having a molecular weight of 2000 or less is below 10% in respect to a peak area of a total molecular weight distribution of the resin (A) which is measured using gel permeation chromatography.
    Type: Application
    Filed: February 10, 2014
    Publication date: June 5, 2014
    Applicant: FUJIFILM Corporation
    Inventors: Seiichi HITOMI, Yuzo NAGATA, Hiroaki IDEI, Kazuya OOTA, Yousuke MURAKAMI
  • Patent number: 8741508
    Abstract: A colored curable composition including: at least one selected from the group consisting of a compound represented by the following Formula (1a) and a tautomer thereof; and at least one polymerizable compound, wherein R11, R12, R13, R14, R15, and R16 each independently represent a hydrogen atom or a monovalent substituent; and R11 and R12, and R15 and R16 independently may bond to each other in each pair to form a ring.
    Type: Grant
    Filed: June 10, 2010
    Date of Patent: June 3, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Yoshihiko Fujie, Shinichi Kanna, Kazuya Oota, Yoshiharu Yabuki, Hiroaki Idei, Yasuhiro Ishiwata
  • Publication number: 20120250166
    Abstract: A light-shielding curable composition is provided which exhibits excellent dispersion property, excellent storage stability, and excellent pattern edge formability, and a wafer level lens and a light-shielding color filter which have a light-shielding section produced using the curable composition are provided. The light-shielding curable composition includes (A) an inorganic pigment; (B) a dispersant having a polyester structure; (C) a polymerizable compound having a polyester structure; (D) a polymerization initiator; and (E) a solvent.
    Type: Application
    Filed: December 16, 2010
    Publication date: October 4, 2012
    Inventors: Hiroaki Idei, Yushi Kaneko, Kazuto Shimada
  • Publication number: 20120235099
    Abstract: The object of the present invention is to provide a radiation-sensitive colored composition which can supress the generation of the contamination of the device. A radiation-sensitive colored composition including: (A) a dye containing of from 10 ppm to 1000 ppm of a halogen ion; (B) a polymerizable compound; and (C) a solvent.
    Type: Application
    Filed: March 15, 2012
    Publication date: September 20, 2012
    Applicant: FUJIFILM CORPORATION
    Inventors: Kenta USHIJIMA, Junichi Itou, Yushi KANEKO, Yuzo NAGATA, Yoshiharu YABUKI, Atsuyasu NOZAKI, Hiroaki IDEI
  • Publication number: 20120202145
    Abstract: Provided is a radiation-sensitive colored composition which exhibits excellent developability, has excellent heat resistance and solvent resistance, and is capable of forming a colored pattern with less color transfer and color unevenness. The radiation-sensitive colored composition includes a colorant multimer (A), a polymerizable compound (B), a photopolymerization initiator (C), and an organic solvent (D), wherein the content of an inorganic metal salt (X) including no colorant skeleton is 0.1% by mass or less with respect to a dye solid contents.
    Type: Application
    Filed: February 8, 2012
    Publication date: August 9, 2012
    Applicant: FUJIFILM Corporation
    Inventors: Kyouhei ARAYAMA, Hiroaki IDEI, Yushi KANEKO, Junichi ITOU, Yousuke MURAKAMI
  • Publication number: 20120187351
    Abstract: A colorant multimer includes, as a partial structure of a colorant moiety, a dipyrromethene metal complex compound or tautomer thereof obtained from: (i) a dipyrromethene compound represented by the following Formula (M); and (ii) a metal or a metal compound: wherein in Formula (M), R4, R5, R6, R7, R8, R9, and R10 each independently represent a hydrogen atom or a monovalent substituent.
    Type: Application
    Filed: September 28, 2010
    Publication date: July 26, 2012
    Applicant: FUJIFILM CORPORATION
    Inventors: Junichi Ito, Masaru Yoshikawa, Yuki Mizukawa, Kenta Ushijima, Shinichi Kanna, Haruki Inabe, Yoshihiko Fujie, Akiyoshi Goto, Yushi Kaneko, Hiroaki Idei
  • Publication number: 20120021354
    Abstract: A colored curable composition including: at least one selected from the group consisting of a compound represented by the following Formula (1a) and a tautomer thereof; and at least one polymerizable compound, wherein R11, R12, R13, R14, R15, and R16 each independently represent a hydrogen atom or a monovalent substituent; and R11 and R12, and R15 and R16 independently may bond to each other in each pair to form a ring.
    Type: Application
    Filed: June 10, 2010
    Publication date: January 26, 2012
    Applicant: FUJIFILM CORPORATION
    Inventors: Yoshihiko Fujie, Shinichi Kanna, Kazuya Oota, Yoshiharu Yabuki, Hiroaki Idei, Yasuhiro Ishiwata