Patents by Inventor Kyouhei ARAYAMA

Kyouhei ARAYAMA 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: 20200096864
    Abstract: A film in which a light transmittance when light is transmitted from one surface of the film to the other surface has a maximum value of 10% or lower in a wavelength range of 400 to 830 nm and has a minimum value of 70% or higher in a wavelength range of 1000 to 1300 nm.
    Type: Application
    Filed: November 19, 2019
    Publication date: March 26, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Hirotaka TAKISHITA, Tetsuya KAMIMURA, Takuya TSURUTA, Kyouhei ARAYAMA, Kazuto SHIMADA, Masahiro MORI
  • Patent number: 10578966
    Abstract: A coloring composition includes colorants and a resin, in which a ratio A/B of a minimum value A of an absorbance in a wavelength range of 400 to 830 nm to a maximum value B of an absorbance in a wavelength range of 1000 to 1300 nm is 4.5 or higher.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: March 3, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Hirotaka Takishita, Tetsuya Kamimura, Takuya Tsuruta, Kyouhei Arayama, Kazuto Shimada, Masahiro Mori
  • Patent number: 10287422
    Abstract: There is provided a dispersion composition capable of forming a film being excellent in surface conditions, the dispersion composition containing metal oxide particles (A) having a primary particle diameter of 1 nm to 100 nm, a polymer compound (B) having an acid value of less than 120 mgKOH/g, which is represented by the following Formula (1), and a solvent (C).
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: May 14, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Kyouhei Arayama, Hiroaki Idei, Makoto Kubota, Hideki Takakuwa
  • Patent number: 10208212
    Abstract: The near-infrared absorption composition includes a processed coloring agent obtained by coating a near-infrared absorption coloring agent with a resin having one or more selected from a coloring agent structure, a heterocyclic structure, and an acyclic hetero atom-containing group. The near-infrared absorption coloring agent is preferably one or more selected from a phthalocyanine coloring agent, a perylene coloring agent, a pyrrolopyrrole coloring agent, a cyanine coloring agent, a dithiol metal complex coloring agent, a naphthoquinone coloring agent, a diimmonium coloring agent, an azo coloring agent, and a squarylium coloring agent and more preferably a pyrrolopyrrole coloring agent.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: February 19, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Takuya Tsuruta, Kyouhei Arayama, Kazutaka Takahashi
  • Publication number: 20170190923
    Abstract: The near-infrared absorption composition includes a processed coloring agent obtained by coating a near-infrared absorption coloring agent with a resin having one or more selected from a coloring agent structure, a heterocyclic structure, and an acyclic hetero atom-containing group. The near-infrared absorption coloring agent is preferably one or more selected from a phthalocyanine coloring agent, a perylene coloring agent, a pyrrolopyrrole coloring agent, a cyanine coloring agent, a dithiol metal complex coloring agent, a naphthoquinone coloring agent, a diimmonium coloring agent, an azo coloring agent, and a squarylium coloring agent and more preferably a pyrrolopyrrole coloring agent.
    Type: Application
    Filed: March 20, 2017
    Publication date: July 6, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Takuya TSURUTA, Kyouhei ARAYAMA, Kazutaka TAKAHASHI
  • Publication number: 20170114245
    Abstract: There is provided a dispersion composition having a high dispersion stability, and containing metal oxide particles having a primary particle diameter of 1 nm to 100 nm (A), a polymer compound having an acid value of 120 mgKOH/g or more, which is represented by the following Formula (1) (B), and a solvent (C).
    Type: Application
    Filed: January 6, 2017
    Publication date: April 27, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Kyouhei ARAYAMA, Hiroaki IDEI, Makoto KUBOTA, Hideki TAKAKUWA
  • Publication number: 20170029599
    Abstract: There is provided a dispersion composition capable of forming a film being excellent in surface conditions, the dispersion composition containing metal oxide particles (A) having a primary particle diameter of 1 nm to 100 nm, a polymer compound (B) having an acid value of less than 120 mgKOH/g, which is represented by the following Formula (1), and a solvent (C).
    Type: Application
    Filed: August 5, 2016
    Publication date: February 2, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Kyouhei ARAYAMA, Hiroaki IDEI, Makoto KUBOTA, Hideki TAKAKUWA
  • Publication number: 20170010528
    Abstract: A coloring composition includes colorants and a resin, in which a ratio A/B of a minimum value A of an absorbance in a wavelength range of 400 to 830 nm to a maximum value B of an absorbance in a wavelength range of 1000 to 1300 nm is 4.5 or higher.
    Type: Application
    Filed: September 21, 2016
    Publication date: January 12, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Hirotaka TAKISHITA, Tetsuya KAMIMURA, Takuya TSURUTA, Kyouhei ARAYAMA, Kazuto SHIMADA, Masahiro MORI
  • Patent number: 9447270
    Abstract: There is provided a dispersion composition containing (A) a metal oxide particle having a primary particle diameter of 1 nm to 100 nm, (B) a polymer compound represented by the specific formula having a weight average molecular weight of 5,000 to 8,000 and an acid value of 70 to 90 mgKOH/g, and (C) a solvent, and a curable composition containing the dispersion composition and (D) a polymerizable compound.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: September 20, 2016
    Assignee: FUJIFILM Corporation
    Inventors: Kyouhei Arayama, Hiroaki Idei, Makoto Kubota, Hideki Takakuwa
  • Publication number: 20150166783
    Abstract: There is provided a dispersion composition having a high dispersion stability, and containing metal oxide particles having a primary particle diameter of 1 nm to 100 nm (A), a polymer compound having an acid value of 120 mgKOH/g or more, which is represented by the following formula (1) (B), and a solvent (C).
    Type: Application
    Filed: February 27, 2015
    Publication date: June 18, 2015
    Applicant: FUJIFILM CORPORATION
    Inventors: Kyouhei ARAYAMA, Hiroaki IDEI, Makoto KUBOTA, Hideki TAKAKUWA
  • Publication number: 20150166780
    Abstract: There is provided a dispersion composition containing (A) a metal oxide particle having a primary particle diameter of 1 nm to 100 nm, (B) a polymer compound represented by the specific formula having a weight average molecular weight of 5,000 to 8,000 and an acid value of 70 to 90 mgKOH/g, and (C) a solvent, and a curable composition containing the dispersion composition and (D) a polymerizable compound.
    Type: Application
    Filed: February 25, 2015
    Publication date: June 18, 2015
    Applicant: FUJIFILM CORPORATION
    Inventors: Kyouhei ARAYAMA, Hiroaki IDEI, Makoto KUBOTA, Hideki TAKAKUWA
  • Publication number: 20150166816
    Abstract: There is provided a dispersion composition capable of forming a film being excellent in surface conditions, the dispersion composition containing metal oxide particles (A) having a primary particle diameter of 1 nm to 100 nm, a polymer compound (B) having an acid value of less than 120 mgKOH/g, which is represented by the following Formula (1), and a solvent (C).
    Type: Application
    Filed: February 26, 2015
    Publication date: June 18, 2015
    Applicant: FUJIFILM Corporation
    Inventors: Kyouhei ARAYAMA, Hiroaki IDEI, Makoto KUBOTA, Hideki TAKAKUWA
  • 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
  • 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