Patents by Inventor Yuzo Fujiki

Yuzo Fujiki 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: 20210109270
    Abstract: An object of the present invention is to provide a polarizer with a high degree of alignment and an image display device including the polarizer. The polarizer of the present invention is a polarizer which is formed of a polarizer-forming composition containing a liquid crystal compound, a first dichroic material, and a second dichroic material, in which the polarizer has an array structure formed of the first dichroic material and an array structure formed of the second dichroic material.
    Type: Application
    Filed: December 22, 2020
    Publication date: April 15, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Wataru HOSHINO, Yoshiaki TAKADA, Yasuhiro ISHIWATA, Yuzo FUJIKI, Kengo SAITO
  • Publication number: 20210055604
    Abstract: An object of the present invention is to provide a polarizer having a high degree of alignment and an image display device including the polarizer. A polarizer of the present invention is a polarizer formed of a polarizer-forming composition containing a liquid crystal compound, a first dichroic material, and a second dichroic material, in which the polarizer has an array structure formed of the first dichroic material and the second dichroic material.
    Type: Application
    Filed: September 22, 2020
    Publication date: February 25, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Wataru HOSHINO, Yoshiaki TAKADA, Yuzo FUJIKI, Kengo SAITO, Yasuhiro ISHIWATA, Takashi KATOU, Keisuke USHIROGATA
  • Publication number: 20200355847
    Abstract: An object of the present invention is to provide a laminate in which the coloring of reflected light is reduced. The laminate includes an optical film having a light absorption anisotropic film formed using a composition including a dichroic substance and having a transmittance of more than 50%, a ?/4 plate, and a metal electrode in this order, in which in a case where a degree (%) of polarization at a wavelength of ? of the optical film is defined as P(?) and a reflectance (%) at the wavelength of ? of the metal electrode is defined as R(?), a ratio of a minimum value of R/P to a maximum value of R/P at wavelengths of 450 nm, 550 nm, and 650 nm is more than 85%.
    Type: Application
    Filed: July 28, 2020
    Publication date: November 12, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Naoya NISHIMURA, Fumitake MITOBE, Yuzo FUJIKI, Jun TAKEDA
  • Publication number: 20200355960
    Abstract: The present invention provides a polarizing plate including a polarizer having a high transmittance, which can be suitably applied to a circularly polarizing plate with which a significant decrease in an antireflection ability is suppressed in a case where the circularly polarizing plate is disposed on a display element; a circularly polarizing plate; and a display device. The polarizing plate includes a polarizer and an adjacent layer in contact with the polarizer, in which a transmittance in the absorption axis direction of the polarizer is 4.0% or more, and an in-plane average refractive index of the adjacent layer satisfies a relationship of Formula (X), Formula (X): Refractive index in a transmission axis direction of the polarizer<In-plane average refractive index of the adjacent layer<Refractive index in the absorption axis direction of the polarizer.
    Type: Application
    Filed: July 28, 2020
    Publication date: November 12, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Fumitake MITOBE, Jun TAKEDA, Naoya NISHIMURA, Yuzo FUJIKI, Yumi KATOU, Yasukazu KUWAYAMA
  • Publication number: 20200326590
    Abstract: An object of the present invention is to provide a method for manufacturing an optical laminate in which an alignment defect is less likely to occur in a light-absorbing anisotropic layer even in a case where a surface of a photo-alignment layer is rubbed; an optical laminate; and an image display device. The method for manufacturing an optical laminate according to an embodiment of the present invention is a method for manufacturing an optical laminate in which an optical laminate including a photo-alignment layer and a light-absorbing anisotropic layer and having a front transmittance of 60% or less is produced and which includes a photo-alignment layer formation step of forming a photo-alignment layer on a polymer film, and a light-absorbing anisotropic layer formation step of applying a liquid crystal composition containing a dichroic substance and a high-molecular liquid crystalline compound onto the photo-alignment layer to form a light-absorbing anisotropic layer.
    Type: Application
    Filed: June 25, 2020
    Publication date: October 15, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Naoya SHIBATA, Naoya NISHIMURA, Wataru HOSHINO, Yuzo FUJIKI, Takashi YONEMOTO
  • Publication number: 20200139691
    Abstract: An object of the present invention is to provide a laminate in which an excellent alignment property of a dichroic substance is maintained and which is excellent in both high-temperature durability and moisture-heat resistance, a manufacturing method of the laminate, and an image display device using the laminate. A laminate according to an embodiment of the present invention is a laminate having a transparent support, a light absorption anisotropic film, and a transparent resin layer in this order, in which the light absorption anisotropic film is a film containing a dichroic substance represented by a predetermined formula, and the transparent resin layer is a layer containing a polymer which has a hydrophilic group and does not have a glass transition temperature in a temperature range of 95° C. or lower.
    Type: Application
    Filed: December 19, 2019
    Publication date: May 7, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo FUJIKI, Yasukazu KUWAYAMA, Jun TAKEDA
  • Publication number: 20200033521
    Abstract: An object of the present invention is to provide a polarizing element which has an excellent antireflection function as being applied to an image display device; and a circularly polarizing plate and an image display device, each of which has the polarizing element. The polarizing element of an embodiment of the present invention has an alignment film and an anisotropic light-absorbing film formed using a dichroic substance, in which a degree S of alignment of the anisotropic light-absorbing film is 0.92 or more, and an average refractive index nave at a wavelength of 400 to 700 nm of the alignment film is 1.55 to 2.0.
    Type: Application
    Filed: September 30, 2019
    Publication date: January 30, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Yasukazu KUWAYAMA, Fumitake MITOBE, Yuzo FUJIKI, Jun TAKEDA
  • Publication number: 20200018879
    Abstract: An object of the invention is to provide an anisotropic light absorption film having both a high alignment degree and high light resistance, and a laminate provided using the anisotropic light absorption film. An anisotropic light absorption film according to the embodiment of the invention is formed from a composition having a first dichroic azo dye, a second dichroic azo dye, and a compound represented by Formula (I) or a polymer thereof, the first dichroic azo dye has a solution absorption maximum wavelength of 400 nm or greater and less than 550 nm, the second dichroic azo dye has a solution absorption maximum wavelength of 550 nm or greater and 750 nm or less, and the film has an arrangement structure of the first dichroic azo dye or an arrangement structure of the second dichroic azo dye therein.
    Type: Application
    Filed: September 25, 2019
    Publication date: January 16, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Yumi KATOU, Shinichi MORISHIMA, Wataru HOSHINO, Jun TAKEDA, Kengo SAITO, Yuzo FUJIKI
  • Publication number: 20190324313
    Abstract: An object of the present invention is to provide a fluid cell which can curb blending of a gas into a fluid layer even in a case where a plastic substrate is greatly deformed such that the plastic substrate stretches or shrinks, a three-dimensional fluid cell formed of the fluid cell, and a method for manufacturing a three-dimensional fluid cell. The fluid cell of the embodiment of the present invention is a fluid cell including a first plastic substrate, a first conductive layer, a fluid layer, a second conductive layer, and a second plastic substrate in this order, and further including a polymer layer between the first plastic substrate and the fluid layer, and a polymer layer between the second plastic substrate and the fluid layer, in which at least one of the first plastic substrate or the second plastic substrate is a heat-shrinkable film that satisfies a heat shrinkage rate of 5% to 75%, and a permeability coefficient of oxygen in the polymer layer is 50 cc·mm/m2·day·atm or less.
    Type: Application
    Filed: July 2, 2019
    Publication date: October 24, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo FUJIKI, Hajime NAKAYAMA, Rikio INOUE
  • Patent number: 10286421
    Abstract: It is an object of the present invention to provide a photosensitive composition capable of producing a cured product having an excellent adhesion and excellent corrosion prevention performance on a metal wiring, a method of manufacturing a cured product using the photosensitive composition, a cured film obtained by curing the photosensitive composition, as well as a display device and a touch panel including the cured film. A photosensitive composition comprises a compound having two or more ethylenically unsaturated bonds; a photopolymerization initiator; silica particles; at least one heterocyclic compound selected from the group consisting of a triazole compound, a tetrazole compound, a thiadiazole compound, a triazine compound, a rhodanine compound, a benzothiazole compound and a benzimidazole compound; a maleimide compound; and a solvent; wherein an organic solid content per 1 mol of ethylenically unsaturated bonds in the photosensitive composition is 250 g/mol or less.
    Type: Grant
    Filed: October 31, 2016
    Date of Patent: May 14, 2019
    Assignee: FUJIFILM CORPORATION
    Inventors: Shigekazu Suzuki, Yuzo Fujiki
  • Patent number: 10061196
    Abstract: A photosensitive composition, a method for producing a cured film using the photosensitive composition, a cured film prepared by curing the photosensitive composition, and a touch panel and a display device that use the cured film are provided. The photosensitive composition contains: a compound having two or more ethylenically unsaturated groups; a photopolymerization initiator; a polymer A1 containing a constitutional unit a1 represented by the following Formula 1 and a constitutional unit a2 having a carboxylic acid anhydride structure; particles; and a solvent. A molar content ratio of the constitutional unit a1 to the constitutional unit a2 in the polymer A1 is in a range of a1:a2=3:1 to 6:1. An acid anhydride value of the polymer A1 is from 1.30 to 3.00 mmol/g. A number average primary particle size of the particles is from 10 to 200 nm.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: August 28, 2018
    Assignee: FUJIFILM CORPORATION
    Inventors: Yuzo Fujiki, Shigekazu Suzuki
  • Publication number: 20170153544
    Abstract: A photosensitive composition, a method for producing a cured film using the photosensitive composition, a cured film prepared by curing the photosensitive composition, and a touch panel and a display device that use the cured film are provided. The photosensitive composition contains: a compound having two or more ethylenically unsaturated groups; a photopolymerization initiator; a polymer A1 containing a constitutional unit a1 represented by the following Formula 1 and a constitutional unit a2 having a carboxylic acid anhydride structure; particles; and a solvent. A molar content ratio of the constitutional unit a1 to the constitutional unit a2 in the polymer A1 is in a range of a1:a2=3:1 to 6:1. An acid anhydride value of the polymer A1 is from 1.30 to 3.00 mmol/g. A number average primary particle size of the particles is from 10 to 200 nm.
    Type: Application
    Filed: November 17, 2016
    Publication date: June 1, 2017
    Inventors: Yuzo FUJIKI, Shigekazu SUZUKI
  • Publication number: 20170137605
    Abstract: It is an object of the present invention to provide a photosensitive composition capable of producing a cured product having an excellent adhesion and excellent corrosion prevention performance on a metal wiring, a method of manufacturing a cured product using the photosensitive composition, a cured film obtained by curing the photosensitive composition, as well as a display device and a touch panel including the cured film. A photosensitive composition comprises a compound having two or more ethylenically unsaturated bonds; a photopolymerization initiator; silica particles; at least one heterocyclic compound selected from the group consisting of a triazole compound, a tetrazole compound, a thiadiazole compound, a triazine compound, a rhodanine compound, a benzothiazole compound and a benzimidazole compound; a maleimide compound; and a solvent; wherein an organic solid content per 1 mol of ethylenically unsaturated bonds in the photosensitive composition is 250 g/mol or less.
    Type: Application
    Filed: October 31, 2016
    Publication date: May 18, 2017
    Inventors: Shigekazu SUZUKI, Yuzo FUJIKI
  • Publication number: 20170031473
    Abstract: It is an object of the present invention to provide a touch panel member that is excellent in terms of suppression of visibility of metal wiring and has little reduction in line width of metal wiring when produced, a touch panel and touch panel display device comprising the touch panel member, and a process for producing the touch panel member. A touch panel member comprises a support, metal wiring above at least one face of the support, and a layer comprising a metal-organic framework on at least part of the surface of the metal wiring, wherein the layer comprising the metal-organic framework has an average thickness of 10 to 5,000 nm.
    Type: Application
    Filed: April 29, 2016
    Publication date: February 2, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo FUJIKI, Takeshi ANDO
  • Patent number: 8828646
    Abstract: To provide a lithographic printing plate precursor which is excellent in the gum development property, running processing property and scratch resistance and a lithographic printing plate precursor which is good in all performances of the on-press development property, ink receptivity, sensitivity and printing durability, and a method of producing thereof. A lithographic printing plate precursor has a support, an image-recording layer containing a radical polymerization initiator and a radical polymerizable compound, and an overcoat layer containing a polymer resin which has a cloud point in an aqueous solution and includes a monomer unit containing at least any of an amino group and an amido bond, in this order.
    Type: Grant
    Filed: March 15, 2011
    Date of Patent: September 9, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Yuzo Fujiki, Shota Suzuki
  • Publication number: 20140224140
    Abstract: In a printing method of a lithographic printing plate precursor as defined herein, the following steps (i) to (v) are performed at start of printing in order of (i), (ii), (iii), (iv) and (v) or in order of (i), (iii), (ii), (iv) and (v): (i) exposing imagewise the lithographic printing plate precursor and then mounting on a plate cylinder of a printing machine; (ii) supplying by spraying at least any of dampening water and an aqueous solution containing an organic solvent as defined herein; (iii) rotating water feed rollers; (iv) bringing the dampening roller into contact with the lithographic printing plate precursor to supply dampening water from the dampening roller to the precursor; (v) bringing an inking roller into contact with the lithographic printing plate precursor to supply printing ink from the inking roller to the precursor, and supplying printing paper as defined herein.
    Type: Application
    Filed: March 27, 2014
    Publication date: August 14, 2014
    Applicant: FUJIFILM Coporation
    Inventors: Yuzo FUJIKI, Koji AOSHIMA, Yoshihiro YAGI
  • Publication number: 20130017485
    Abstract: To provide a lithographic printing plate precursor which is excellent in the gum development property, running processing property and scratch resistance and a lithographic printing plate precursor which is good in all performances of the on-press development property, ink receptivity, sensitivity and printing durability, and a method of producing thereof. A lithographic printing plate precursor has a support, an image-recording layer containing a radical polymerization initiator and a radical polymerizable compound, and an overcoat layer containing a polymer resin which has a cloud point in an aqueous solution and includes a monomer unit containing at least any of an amino group and an amido bond, in this order.
    Type: Application
    Filed: March 15, 2011
    Publication date: January 17, 2013
    Applicant: FUJIFILM CORPORATION
    Inventors: Yuzo Fujiki, Shota Suzuki