Patents by Inventor Yuta TAKASAKI

Yuta TAKASAKI 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: 20240018376
    Abstract: An aqueous additive solution for an ink composition, containing a compound represented by general formula (A) as defined herein; a compound represented by general formula (II) as defined herein; and water, an aqueous colorant solution for an ink composition, containing a compound represented by general formula (A) as defined herein; a compound represented by general formula (II) as defined herein; water; and a colorant, and an ink composition containing a compound represented by general formula (A) as defined herein; a compound represented by general formula (II) as defined herein.
    Type: Application
    Filed: September 26, 2023
    Publication date: January 18, 2024
    Applicant: FUJIFILM Corporation
    Inventors: Keiichi TATEISHI, Yuta OKUAKI, Yuta TAKASAKI
  • Patent number: 11845873
    Abstract: A dye ink composition includes: a dye represented by the general formula (I) as defined herein; water; a compound represented by the general formula (II) as defined herein; and a toning agent represented by the general formula (Cy-2) as defined herein.
    Type: Grant
    Filed: November 28, 2021
    Date of Patent: December 19, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Keiichi Tateishi, Takashi Saitou, Yuta Takasaki, Yusuke Sakai
  • Publication number: 20230028086
    Abstract: A coloring composition includes: a compound represented by the General Formula (1) as defined herein; and a compound represented by the General Formula (D) as defined herein, in which a mass ratio {General Formula (1)/General Formula (D)} of a content of the compound represented by the General Formula (1) to a content of the compound represented by the General Formula (D) is {99/1} to {50/50}.
    Type: Application
    Filed: September 13, 2022
    Publication date: January 26, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Keiichi TATEISHI, Takashi SAITOU, Yuta TAKASAKI
  • Publication number: 20220169859
    Abstract: A dye ink composition includes: a compound A represented by the general formula (I-1) as defined herein; a compound B represented by the general formula (I-2) as defined herein; at least one of a compound C-I represented by the general formula (I-3-1) as defined herein or a compound C-II represented by the general formula (I-3-2) as defined herein; a compound D represented by the general formula (I-4) as defined herein; and water.
    Type: Application
    Filed: February 16, 2022
    Publication date: June 2, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Keiichi TATEISHI, Takashi SAITOU, Yuta TAKASAKI, Yusuke SAKAI
  • Publication number: 20220081581
    Abstract: A dye ink composition includes: a dye represented by the general formula (I) as defined herein; water; a compound represented by the general formula (II) as defined herein; and a toning agent represented by the general formula (Cy-2) as defined herein.
    Type: Application
    Filed: November 28, 2021
    Publication date: March 17, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Keiichi TATEISHI, Takashi SAITOU, Yuta TAKASAKI, Yusuke SAKAI
  • Publication number: 20220017763
    Abstract: A dye ink composition includes: a dye represented by the general formula (I) as defined herein; water; and a compound represented by the general formula (II) as defined herein, in which the compound represented by the general formula (II) as defined herein has at least one hydrophilic group.
    Type: Application
    Filed: September 13, 2021
    Publication date: January 20, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Keiichi TATEISHI, Takashi SAITOU, Yusuke SAKAI, Yuta TAKASAKI
  • Publication number: 20210403736
    Abstract: A dye ink composition includes: a coloring agent, water, and a compound represented by the general formula (III) as defined herein, in which the coloring agent contains at least one dye selected from the group consisting of a dye represented by the general formula (I) as defined herein and a dye represented by the general formula (II) as defined herein.
    Type: Application
    Filed: September 7, 2021
    Publication date: December 30, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Keiichi TATEISHI, Takashi SAITOU, Yusuke SAKAI, Yuta TAKASAKI
  • Patent number: 10875950
    Abstract: Provided are a coloring composition having excellent heat resistance and solvent resistance, a cured film, a color filter, a method for manufacturing a color filter, a solid-state imaging device, an image display device, and a polymer. The coloring composition includes a polymer TP consisting only of a repeating unit A having a triarylmethane structure and a repeating unit B having an acid group, and a polymerizable compound, in which the polymer TP contain the repeating unit B in the amount of 12% to 60% by mass with respect to all the repeating units of the polymer TP.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: December 29, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Yuta Takasaki, Takuma Amemiya, Yasuhiro Ishiwata, Atsuyasu Nozaki, Hiroaki Idei, Atsushi Nakayama, Akinori Fujita
  • Publication number: 20200216702
    Abstract: An ink set includes: a magenta ink composition; a cyan ink composition; a yellow ink composition; and a black ink composition, in which the magenta ink composition contains at least one compound represented by the general formula (1) as defined herein, the cyan ink composition contains at least one compound represented by the general formula (2) as defined herein, the yellow ink composition contains at least one compound selected from the group Y as defined herein, and the black ink composition contains at least one black pigment dispersion liquid including carbon black.
    Type: Application
    Filed: March 12, 2020
    Publication date: July 9, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Keiichi TATEISHI, Takashi SAITOU, Yusuke SAKAI, Yuta TAKASAKI
  • Publication number: 20200216701
    Abstract: An ink set includes a magenta ink composition; a cyan ink composition; a yellow ink composition; and a black ink composition, in which the magenta ink composition contains at least one compound represented by the general formula (1) as defined herein, the cyan ink composition contains at least one compound represented by the general formula (2) as defined herein, the yellow ink composition contains at least one compound selected from the group Y as defined herein, and the black ink composition contains at least one compound selected from the group BK as defined herein.
    Type: Application
    Filed: March 11, 2020
    Publication date: July 9, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Keiichi TATEISHI, Takashi SAITOU, Yusuke SAKAI, Yuta TAKASAKI
  • Publication number: 20180162976
    Abstract: Provided are a coloring composition having excellent heat resistance and solvent resistance, a cured film, a color filter, a method for manufacturing a color filter, a solid-state imaging device, an image display device, and a polymer. The coloring composition includes a polymer TP consisting only of a repeating unit A having a triarylmethane structure and a repeating unit B having an acid group, and a polymerizable compound, in which the polymer TP contain the repeating unit B in the amount of 12% to 60% by mass with respect to all the repeating units of the polymer TP.
    Type: Application
    Filed: February 6, 2018
    Publication date: June 14, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Yuta TAKASAKI, Takuma AMEMIYA, Yasuhiro ISHIWATA, Atsuyasu NOZAKI, Hiroaki IDEI, Atsushi NAKAYAMA, Akinori FUJITA
  • Patent number: 8785088
    Abstract: Provided is a colored composition including at least one selected from the group consisting of a compound represented by the following formula (I) and a tautomer thereof: wherein in formula (I), R2 to R5 each independently represent a hydrogen atom or a monovalent substituent; R7 represents a hydrogen atom, a halogen atom, an alkyl group, an aryl group or a heterocyclic group; Ma represents a metal or a metal compound; X3 and X4 each independently represent NR, a nitrogen atom, an oxygen atom, or a sulfur atom, wherein R represents a hydrogen atom, an alkyl group, an alkenyl group, an aryl group, a heterocyclic group, an acyl group, an alkylsulfonyl group, or an arylsulfonyl group; X5 represents a group required to neutralize the charge of Ma; a represents 1 or 2; and R8 to R17 each independently represent a hydrogen atom or a monovalent substituent, provided that at least one of R8 to R17 represents a particular polymerizable substituent.
    Type: Grant
    Filed: October 1, 2013
    Date of Patent: July 22, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Yuta Takasaki, Daisuke Sasaki
  • Publication number: 20140030642
    Abstract: Provided is a colored composition including at least one selected from the group consisting of a compound represented by the following formula (I) and a tautomer thereof: wherein in formula (I), R2 to R5 each independently represent a hydrogen atom or a monovalent substituent; R7 represents a hydrogen atom, a halogen atom, an alkyl group, an aryl group or a heterocyclic group; Ma represents a metal or a metal compound; X3 and X4 each independently represent NR, a nitrogen atom, an oxygen atom, or a sulfur atom, wherein R represents a hydrogen atom, an alkyl group, an alkenyl group, an aryl group, a heterocyclic group, an acyl group, an alkylsulfonyl group, or an arylsulfonyl group; X5 represents a group required to neutralize the charge of Ma; a represents 1 or 2; and R8 to R17 each independently represent a hydrogen atom or a monovalent substituent, provided that at least one of R8 to R17 represents a particular polymerizable substituent.
    Type: Application
    Filed: October 1, 2013
    Publication date: January 30, 2014
    Applicant: FUJIFILM CORPORATION
    Inventors: Yuta TAKASAKI, Daisuke SASAKI