Patents by Inventor Hidekazu Oohashi

Hidekazu Oohashi 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).

  • Patent number: 11390752
    Abstract: Provided is a coloring composition capable of forming a cured film having desired spectral characteristics even for thin-film. In addition, provided are a cured film, a pattern forming method, a color filter, a solid-state imaging element, and an image display device. The coloring composition contains: a pigment A having a structure in which an aromatic ring group into which a group with an oxygen atom, a sulfur atom, or a nitrogen atom bonded to an aromatic ring is introduced is bonded to a diketopyrrolopyrrole skeleton; and a compound having a curable group. A content of the pigment A in a total solid content of the coloring composition is 40% by mass or more.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: July 19, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Akio Mizuno, Hidekazu Oohashi, Masahiro Mori, Hiromu Koizumi
  • Publication number: 20200239694
    Abstract: Provided is a coloring composition capable of forming a cured film having desired spectral characteristics even for thin-film. In addition, provided are a cured film, a pattern forming method, a color filter, a solid-state imaging element, and an image display device. The coloring composition contains: a pigment A having a structure in which an aromatic ring group into which a group with an oxygen atom, a sulfur atom, or a nitrogen atom bonded to an aromatic ring is introduced is bonded to a diketopyrrolopyrrole skeleton; and a compound having a curable group. A content of the pigment A in a total solid content of the coloring composition is 40% by mass or more.
    Type: Application
    Filed: March 17, 2020
    Publication date: July 30, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Akio MIZUNO, Hidekazu OOHASHI, Masahiro MORI, Hiromu KOIZUMI
  • Patent number: 10538627
    Abstract: A photosensitive resin composition using a polyimide precursor composition, a cured film, a method for producing a cured film, a semiconductor device, and a method for producing a polyimide precursor composition are provided. In the polyimide precursor composition, the molar ratio of repeating units represented by General Formula (1-2) among structural isomers of the polyimide precursor is 60% to 90% by mole. In General Formula (1-2), A1 and A2 each independently represents an oxygen atom or NH, R111 and R112 each independently represents a single bond or a divalent organic group, and R113 and R114 each independently represents a hydrogen atom or a monovalent organic group.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: January 21, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Takeshi Kawabata, Takuma Amemiya, Hidekazu Oohashi, Yu Iwai, Akinori Shibuya
  • Patent number: 10501580
    Abstract: A photosensitive resin composition using a polyimide precursor composition, a cured film, a method for producing a cured film, a semiconductor device, and a method for producing a polyimide precursor composition are provided. In the polyimide precursor composition, the molar ratio of repeating units represented by General Formula (1-2) among structural isomers of the polyimide precursor is 60% to 90% by mole. In General Formula (1-2), A1 and A2 each independently represents an oxygen atom or NH, R111 and R112 each independently represents a single bond or a divalent organic group, and R113 and R114 each independently represents a hydrogen atom or a monovalent organic group.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: December 10, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Takeshi Kawabata, Takuma Amemiya, Hidekazu Oohashi, Yu Iwai, Akinori Shibuya
  • Publication number: 20180079864
    Abstract: Provided are a photosensitive resin composition using a polyimide precursor composition, a cured film, a method for producing a cured film, a semiconductor device, and a method for producing a polyimide precursor composition. A polyimide precursor composition in which the molar ratio of repeating units represented by General Formula (1-2) among structural isomers of the polyimide precursor is 60% to 90% by mole; in General Formula (1-2), A1 and A2 each independently represent an oxygen atom or NH, R111 and R112 each independently represent a single bond or a divalent organic group, and R113 and R114 each independently represent a hydrogen atom or a monovalent organic group.
    Type: Application
    Filed: November 28, 2017
    Publication date: March 22, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Takeshi KAWABATA, Takuma AMEMIYA, Hidekazu OOHASHI, Yu IWAI, Akinori SHIBUYA
  • Publication number: 20180049966
    Abstract: An object of the present invention is to provide a nail cosmetic material having excellent adhesiveness and peelability, and a nail art kit containing the nail cosmetic material. The nail cosmetic material of the present invention including: diacetone acrylamide as a component 1; and at least one compound selected from the group consisting of isobornyl methacrylate, hydroxyethyl acrylamide, methacrylamide, dimethyl acrylamide, diethyl acrylamide, acryloyl morpholine, and butoxy diethylene glycol methacrylate, as a component 2.
    Type: Application
    Filed: November 2, 2017
    Publication date: February 22, 2018
    Inventors: Yohei ISHIJI, Hidekazu OOHASHI
  • Publication number: 20180036559
    Abstract: An object of the present invention is to provide a nail cosmetic material having excellent adhesiveness of a cured product and coatability and also having excellent peelability, and a nail art kit containing the nail cosmetic material. The nail cosmetic material of the present invention including: hydroxyethyl acrylamide as a component 1; and at least one compound selected from the group consisting of dimethyl acrylamide, diethyl acrylamide, acryloyl morpholine, and butoxy diethylene glycol methacrylate, as a component 2.
    Type: Application
    Filed: October 12, 2017
    Publication date: February 8, 2018
    Inventors: Yohei ISHIJI, Hidekazu OOHASHI
  • Patent number: 9707749
    Abstract: The invention is directed to a lithographic printing plate precursor including, in the following order: a support; an image-recording layer containing a radical polymerizable compound and a radical polymerization initiator; and a protective layer containing a star polymer, and the star polymer is preferably a polymer in which from 3 to 10 polymer chains are branched from a central skeleton.
    Type: Grant
    Filed: February 27, 2012
    Date of Patent: July 18, 2017
    Assignee: FUJIFILM Corporation
    Inventor: Hidekazu Oohashi
  • Patent number: 9482955
    Abstract: A lithographic printing plate precursor which is excellent in both the on-press development property and the printing durability and which is excellent particularly in the on-press development property after preservation for a long period of time, wherein the lithographic printing plate precursor includes an intermediate layer containing a polymer compound including a repeating unit (a1) having a support-adsorbing group and a repeating unit (a2) having a polyoxyalkylene group having a repeating number of oxyalkylene units from 8 to 120 between a support and a polymerizable image-recording layer, and contains a compound having a molecular weight of 1,500 or less and having an oxyalkylene group in at least any of the intermediate layer and the polymerizable image-recording layer.
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: November 1, 2016
    Assignee: FUJIFILM Corporation
    Inventors: Yu Iwai, Hidekazu Oohashi, Takanori Mori
  • Publication number: 20160088919
    Abstract: An object of the invention is to provide an artificial nail removal method by which the burden on the fingertip or nail is reduced without compromising the merit of the glossiness of nail decorations, and without using acetone at the time of removal. Another object of the invention is to provide a nail art kit and an artificial nail composition that are used for the artificial nail removal method, and an artificial nail that uses the artificial nail composition.
    Type: Application
    Filed: December 9, 2015
    Publication date: March 31, 2016
    Applicant: FUJIFILM Corporation
    Inventor: Hidekazu OOHASHI
  • Publication number: 20150352032
    Abstract: To provide an artificial nail composition that has excellent stability over time and that can give an artificial nail having excellent surface gloss, removability, and adhesion, and to provide an artificial nail, a method for forming an artificial nail, and a nail art kit that employ the artificial nail composition. An artificial nail composition comprises (Component A) an amino group-containing polymer.
    Type: Application
    Filed: August 19, 2015
    Publication date: December 10, 2015
    Applicant: FUJIFILM Corporation
    Inventors: Junya ABE, Hidekazu OOHASHI, Kenta USHIJIMA
  • Publication number: 20150342320
    Abstract: It is an object of the present invention to provide an artificial nail composition having excellent stability over time and excellent surface gloss, removability, adhesion, and water resistance of an artificial nail obtained thereby, an artificial nail employing the artificial nail composition, a method for forming an artificial nail, a method for removing an artificial nail, and a nail art kit. An artificial nail composition comprising (Component A) an ethylenically unsaturated group- and primary amino group- and/or secondary amino group-containing compound, and (Component B) a photopolymerization initiator.
    Type: Application
    Filed: August 13, 2015
    Publication date: December 3, 2015
    Applicant: FUJIFILM Corporation
    Inventors: Yukie WATANABE, Hidekazu OOHASHI, Junya ABE
  • Patent number: 9067400
    Abstract: A lithographic printing plate precursor includes a support and one or more layers, one of the one or more layers is a photosensitive layer containing an initiator compound, a polymerizable compound and a binder polymer, and a layer being in contact with the support of the one or more layers contains a copolymer containing a repeating unit having a zwitterionic structure and a repeating unit having a structure capable of interacting with a surface of the support.
    Type: Grant
    Filed: September 11, 2013
    Date of Patent: June 30, 2015
    Assignee: FUJIFILM Corporation
    Inventors: Yu Iwai, Junya Abe, Yuriko Ishiguro, Hidekazu Oohashi
  • Patent number: 8802355
    Abstract: A lithographic printing plate precursor includes a support, and an image-recording layer, the image-recording layer contains a urethane resin having a polyalkylene oxide chain represented by the formula (1) as defined herein in a side chain, an infrared absorbing agent, a radical polymerizable compound and a radical polymerization initiator, and an unexposed area of the image-recording layer is capable of being removed with at least one of dampening water and ink.
    Type: Grant
    Filed: September 29, 2010
    Date of Patent: August 12, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Katsuhiro Shimono, Hidekazu Oohashi
  • Patent number: 8771924
    Abstract: A polymerizable composition contains a binder polymer containing a functional group having a dipole moment of 3.8 debye or more and being represented by the formula (1), (2), (3), (4) or (5) as defined herein, a radical polymerizable compound and a radical polymerization initiator.
    Type: Grant
    Filed: December 26, 2007
    Date of Patent: July 8, 2014
    Assignee: FUJIFILM Corporation
    Inventor: Hidekazu Oohashi
  • Patent number: 8758975
    Abstract: A lithographic printing plate precursor includes a support and one or more layers, one of the one or more layers is a photosensitive layer containing an initiator compound, a polymerizable compound and a binder polymer, and a layer being in contact with the support of the one or more layers contains a copolymer containing a repeating unit having a zwitterionic structure and a repeating unit having a structure capable of interacting with a surface of the support.
    Type: Grant
    Filed: March 2, 2010
    Date of Patent: June 24, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Yu Iwai, Junya Abe, Yuriko Ishiguro, Hidekazu Oohashi
  • Patent number: 8728709
    Abstract: A lithographic printing plate precursor includes a support and an image-recording layer containing a star polymer, a radical polymerizable compound and a radical polymerization initiator, the star polymer is a star polymer in which a polymer chain is branched from a central skeleton via a sulfide bond and the polymer chain contains an acid group and a crosslinkable group in a side chain of the polymer chain.
    Type: Grant
    Filed: February 27, 2012
    Date of Patent: May 20, 2014
    Assignee: FUJIFILM Corporation
    Inventor: Hidekazu Oohashi
  • Publication number: 20140080054
    Abstract: A lithographic printing plate precursor which is excellent in both the on-press development property and the printing durability and which is excellent particularly in the on-press development property after preservation for a long period of time, wherein the lithographic printing plate precursor includes an intermediate layer containing a polymer compound including a repeating unit (a1) having a support-adsorbing group and a repeating unit (a2) having a polyoxyalkylene group having a repeating number of oxyalkylene units from 8 to 120 between a support and a polymerizable image-recording layer, and contains a compound having a molecular weight of 1,500 or less and having an oxyalkylene group in at least any of the intermediate layer and the polymerizable image-recording layer.
    Type: Application
    Filed: November 22, 2013
    Publication date: March 20, 2014
    Applicant: FUJIFILM Corporation
    Inventors: Yu IWAI, Hidekazu OOHASHI, Takanori MORI
  • Patent number: 8637221
    Abstract: A lithographic printing plate precursor includes: a support; and an image-recording layer containing (A) a polymerization initiator, (B) a sensitizing dye and (C) a polymerizable compound, and the image-recording layer or an undercoat layer which is optionally provided between the support and the image-recording layer comprises (D) a polymer compound comprising (a1) a repeating unit having a side chain having a structure represented by the following formula (a1-1) and (a2) a repeating unit having a side chain having at least one structure of the formulae (a2-1), (a2-2), (a2-3), (a2-4), (a2-5) and (a2-6) as defined herein.
    Type: Grant
    Filed: November 29, 2012
    Date of Patent: January 28, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Yu Iwai, Hidekazu Oohashi, Takanori Mori, Takafumi Nakayama
  • Publication number: 20140011138
    Abstract: A lithographic printing plate precursor includes a support and one or more layers, one of the one or more layers is a photosensitive layer containing an initiator compound, a polymerizable compound and a binder polymer, and a layer being in contact with the support of the one or more layers contains a copolymer containing a repeating unit having a zwitterionic structure and a repeating unit having a structure capable of interacting with a surface of the support.
    Type: Application
    Filed: September 11, 2013
    Publication date: January 9, 2014
    Applicant: FUJIFILM Corporation
    Inventors: Yu IWAI, Junya ABE, Yuriko ISHIGURO, Hidekazu OOHASHI