Patents by Inventor Hajime Nakayama

Hajime Nakayama 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: 10585225
    Abstract: A transparent film includes: a base material; and at least one scratch resistant layer of which indentation hardness is 300 MPa or greater and of which a thickness is 50 to 1,000 nm on an outermost surface of the transparent film at one side or both sides of the base material, and a number of times of folding endurance of the transparent film measured by an MIT testing machine according to JIS P8115 (2001) is 1,000 times or greater.
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: March 10, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Miho Asahi, Ayako Matsumoto, Shuntaro Ibuki, Shinya Watanabe, Hajime Nakayama, Naoya Shibata
  • Patent number: 10501593
    Abstract: A dope composition containing an acrylic resin having a weight average molecular weight of greater than or equal to 250,000; and an additive having a weight average molecular weight of less than 50,000, in which the acrylic resin includes a methyl methacrylate unit (a), and a mass fraction of an alkyl (meth)acrylate unit (b) other than methyl methacrylate is less than 5 mass %, has excellent manufacturing aptitude from the viewpoint of having a high drying speed and large breaking elongation at a time point of forming an un-stretched film, and enabling a crack at the time of being stretched to be suppressed, has a low haze value and an excellent surface shape at the time of preparing a polarizing plate protective film, and has excellent heat resistance; a polarizing plate protective film; a polarizing plate protective film manufacturing method; a polarizing plate; and a liquid crystal display device.
    Type: Grant
    Filed: June 21, 2016
    Date of Patent: December 10, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Shusuke Arita, Yutaka Nozoe, Katsumi Sasata, Hajime Nakayama
  • 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: 10027012
    Abstract: A multilayer wiring plate includes a coaxial wire includes a signal line, an insulation coating and an outer peripheral conductor. An insulating layer is arranged on an inner or outer layer side. A metal film circuit is arranged by the intermediary of the insulating layer, and the metal film circuit and the outer peripheral conductor and signal line of the coaxial wire are connected. A signal line connection part that connects the signal line to the metal film circuit includes a penetration hole A that passes through the insulating layer and the outer peripheral conductor; the coaxial wire from which the outer peripheral conductor is removed inside the penetration hole A; a hole filling resin filled inside the penetration hole A; a penetration hole B that passes through the hole filling resin and the signal line; and a plated layer arranged on an inner wall of the penetration hole B.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: July 17, 2018
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Hiroyuki Yamaguchi, Hajime Nakayama, Haruo Ogino, Seiichi Kurihara
  • Patent number: 9903982
    Abstract: An antireflection article includes a substrate; and an antireflection layer containing a binder resin and inorganic particles, wherein the inorganic particles are particles having an average primary particle diameter of 150 nm to 250 nm and a CV value of 4% or less, 99.9% or more of the inorganic particles are perfectly spherical particles, the antireflection layer includes a moth eye structure composed of an unevenness shape formed by the inorganic particles on a surface of the antireflection layer, and an area occupancy ratio of the inorganic particles on the surface of the antireflection layer is 25% to 64%.
    Type: Grant
    Filed: March 3, 2016
    Date of Patent: February 27, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Naoya Shibata, Miho Asahi, Hajime Nakayama, Ayako Matsumoto
  • Publication number: 20180045870
    Abstract: A transparent film includes: a base material; and at least one scratch resistant layer of which indentation hardness is 300 MPa or greater and of which a thickness is 50 to 1,000 nm on an outermost surface of the transparent film at one side or both sides of the base material, and a number of times of folding endurance of the transparent film measured by an MIT testing machine according to JIS P8115 (2001) is 1,000 times or greater.
    Type: Application
    Filed: October 6, 2017
    Publication date: February 15, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Miho ASAHI, Ayako MATSUMOTO, Shuntaro IBUKI, Shinya WATANABE, Hajime NAKAYAMA, Naoya SHIBATA
  • Publication number: 20180037978
    Abstract: Provided is a material endowed with high wear resistance in high-temperature environments. This high temperature wear-resistant aluminum-bronze-based material has an Al content of 9.0 mass % to 11.0 mass %, inclusive, an Ni content of 1.0 mass % to 3.0 mass %, inclusive, an Mn content of 8.5 mass % to 15.0 mass %, inclusive, an Si content of 2.0 mass % to 4.0 mass %, inclusive, an Fe content of 0.5 mass % to 5.0 mass %, inclusive, and a Co content of 0.01 mass % to 1.5 mass %, inclusive, with the remainder being substantially Cu.
    Type: Application
    Filed: February 24, 2016
    Publication date: February 8, 2018
    Inventors: Takashi MURAKAMI, Hajime NAKAYAMA
  • Patent number: 9874659
    Abstract: An antireflection article includes a substrate; and an antireflection layer containing a binder resin and inorganic particles, wherein the inorganic particles are particles having an average primary particle diameter of 150 nm to 250 nm and a CV value of 4% or less, 99.9% or more of the inorganic particles are perfectly spherical particles, the antireflection layer includes a moth eye structure composed of an unevenness shape formed by the inorganic particles on a surface of the antireflection layer, and an area occupancy ratio of the inorganic particles on the surface of the antireflection layer is 25% to 64%.
    Type: Grant
    Filed: March 3, 2016
    Date of Patent: January 23, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Naoya Shibata, Miho Asahi, Hajime Nakayama, Ayako Matsumoto
  • Publication number: 20170362400
    Abstract: There is provided an optical film including: a layer A containing a cyclic olefin-based resin; and a layer B containing a cyclic olefin-based resin, and having a thickness thinner than a thickness of the layer A, wherein a glass transition temperature Tg[B] of the layer B is lower than a glass transition temperature Tg[A] of the layer A.
    Type: Application
    Filed: August 10, 2017
    Publication date: December 21, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Fumitake MITOBE, Shinya WATANABE, Katsumi SASATA, Hajime NAKAYAMA
  • Patent number: 9777184
    Abstract: There is provided a (meth)acrylic resin composition containing a (meth)acrylic resin, and a compound denoted by General Formula (1) described below, a film formed by using the (meth)acrylic resin composition, and a polarizing plate and a liquid crystal display device including the film: wherein R1 to R8 each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, or a hydrocarbon group having 1 to 12 carbon atoms, X represents a divalent alicyclic group having 4 to 20 carbon atoms, the alicyclic group represented by X may have at least one substituent group selected from a halogen atom, an aliphatic hydrocarbon group having 1 to 12 carbon atoms, and an aromatic hydrocarbon group having 6 to 15 carbon atoms.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: October 3, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Yutaka Nozoe, Shusuke Arita, Hajime Nakayama
  • Patent number: 9751999
    Abstract: A polarizing plate protective film containing an acrylic resin, in which the acrylic resin includes a methyl methacrylate unit a, a mass fraction of an alkyl (meth)acrylate unit b other than methyl methacrylate is less than 5 mass %, a weight average molecular weight is 250,000 to 4,000,000, and a weight decreasing amount at the time of being heated at 140° C. for 1 hour is less than or equal to 0.5%, has excellent heat resistance and an excellent surface shape; a dope composition; a method for manufacturing a polarizing plate protective film; a polarizing plate; and a liquid crystal display device.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: September 5, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Katsumi Sasata, Hajime Nakayama, Shusuke Arita, Yutaka Nozoe
  • Patent number: 9726932
    Abstract: An optical film is provided and has retardations satisfying relations (1) to (3): (1) 0?Re(550)?10; (2) ?25?Rth(550)?25; and (3) |I|+|II|+|III|+|IV|>0.5 (nm), with definitions: I=Re(450)?Re(550); II=Re(650)?Re(550); III=Rth(450)?Rth(550); and IV=Rth(650)?Rth(550), wherein Re(450), Re(550) and Re(650) are in-plane retardations measured with lights of wavelength of 450, 550 and 650 nm, respectively; and Rth(450), Rth(550) and Rth(650) are retardations in a thickness direction of the optical film, which are measured with lights of wavelength of 450, 550 and 650 nm, respectively.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: August 8, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Hajime Nakayama, Hirofumi Toyama, Yuta Takahashi
  • Patent number: 9715040
    Abstract: There is provided an optical film comprising a (meth)acrylic resin as a main component, a compound represented by the specific formula, and a rubber elastic body, and a method of manufacturing an optical film through a solution film-forming method, in which the optical film is composed of a (meth)acrylic resin as a main component, and contains a compound represented by the specific formula and a rubber elastic body, and a polarizing plate protective film having the optical film, and a polarizing plate having the polarizing plate protective film, and a liquid crystal display device provided with the polarizing plate.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: July 25, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Shusuke Arita, Yutaka Nozoe, Hajime Nakayama
  • Patent number: 9715041
    Abstract: There is provided an optical film including a (meth)acrylic resin having a cyclic structure in its main chain as a main component, a compound represented by Formula (1) below, and a rubber elastic body: where each of R1 to R8 independently represents a hydrogen atom, a halogen atom, a hydroxyl group or a hydrocarbon group having 1 to 12 carbon atoms, X represents a divalent alicyclic group having 4 to 20 carbon atoms, and the alicyclic group represented by X may have at least one substituent selected from a halogen atom, an aliphatic hydrocarbon group having 1 to 12 carbon atoms and an aromatic hydrocarbon group having 6 to 15 carbon atoms.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: July 25, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Hajime Nakayama, Shusuke Arita, Yutaka Nozoe
  • Patent number: 9676956
    Abstract: There is provided a (meth)acrylic resin composition, containing a (meth)acrylic resin; a compound denoted by General Formula (1) described below; and a specific compound: wherein R1 to R8 each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, or a hydrocarbon group having 1 to 6 carbon atoms, R11 and R12 each independently represent a hydrogen atom, a halogen atom, or a hydrocarbon group having 1 to 12 carbon atoms, m and n each independently represent an integer of 0 to 4, in a case where m and n represent an integer of greater than or equal to 2, a plurality of R11's and R12's may be identical to each other or different from each other, at least two R11's, at least two R12's, or R11 and R12 may form a ring by being linked to each other.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: June 13, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Yutaka Nozoe, Shusuke Arita, Hajime Nakayama
  • Publication number: 20160376462
    Abstract: There is provided a (meth)acrylic resin composition containing a (meth)acrylic resin, and a compound denoted by General Formula (1) described below, a film formed by using the (meth)acrylic resin composition, and a polarizing plate and a liquid crystal display device including the film: wherein R1 to R8 each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, or a hydrocarbon group having 1 to 12 carbon atoms, X represents a divalent alicyclic group having 4 to 20 carbon atoms, the alicyclic group represented by X may have at least one substituent group selected from a halogen atom, an aliphatic hydrocarbon group having 1 to 12 carbon atoms, and an aromatic hydrocarbon group having 6 to 15 carbon atoms.
    Type: Application
    Filed: September 12, 2016
    Publication date: December 29, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Yutaka NOZOE, Shusuke ARITA, Hajime NAKAYAMA
  • Publication number: 20160376463
    Abstract: There is provided a (meth)acrylic resin composition, containing a (meth)acrylic resin; a compound denoted by General Formula (1) described below; and a specific compound: wherein R1 to R8 each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, or a hydrocarbon group having 1 to 6 carbon atoms, R11 and R12 each independently represent a hydrogen atom, a halogen atom, or a hydrocarbon group having 1 to 12 carbon atoms, m and n each independently represent an integer of 0 to 4, in a case where m and n represent an integer of greater than or equal to 2, a plurality of R11's and R12's may be identical to each other or different from each other, at least two R11's, at least two R12's, or R11 and R12 may form a ring by being linked to each other.
    Type: Application
    Filed: September 12, 2016
    Publication date: December 29, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Yutaka NOZOE, Shusuke ARITA, Hajime NAKAYAMA
  • Publication number: 20160297939
    Abstract: A dope composition containing an acrylic resin having a weight average molecular weight of greater than or equal to 250,000; and an additive having a weight average molecular weight of less than 50,000, in which the acrylic resin includes a methyl methacrylate unit (a), and a mass fraction of an alkyl (meth)acrylate unit (b) other than methyl methacrylate is less than 5 mass %, has excellent manufacturing aptitude from the viewpoint of having a high drying speed and large breaking elongation at a time point of forming an un-stretched film, and enabling a crack at the time of being stretched to be suppressed, has a low haze value and an excellent surface shape at the time of preparing a polarizing plate protective film, and has excellent heat resistance; a polarizing plate protective film; a polarizing plate protective film manufacturing method; a polarizing plate; and a liquid crystal display device.
    Type: Application
    Filed: June 21, 2016
    Publication date: October 13, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Shusuke ARITA, Yutaka NOZOE, Katsumi SASATA, Hajime NAKAYAMA
  • Publication number: 20160259092
    Abstract: There is provided an antireflection article including: a substrate; and an antireflection layer containing a binder resin and inorganic particles, wherein the inorganic particles are particles having an average primary particle diameter of 150 nm to 250 nm and a CV value of 4% or less, 99.9% or more of the inorganic particles are perfectly spherical particles, the antireflection layer includes a moth eye structure composed of an unevenness shape formed by the inorganic particles on a surface of the antireflection layer, and an area occupancy ratio of the inorganic particles on the surface of the antireflection layer is 25% to 64%.
    Type: Application
    Filed: March 3, 2016
    Publication date: September 8, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Naoya SHIBATA, Miho ASAHI, Hajime NAKAYAMA, Ayako MATSUMOTO
  • Publication number: 20160237230
    Abstract: A polarizing plate protective film containing an acrylic resin, in which the acrylic resin includes a methyl methacrylate unit a, a mass fraction of an alkyl (meth)acrylate unit b other than methyl methacrylate is less than 5 mass %, a weight average molecular weight is 250,000 to 4,000,000, and a weight decreasing amount at the time of being heated at 140° C. for 1 hour is less than or equal to 0.5%, has excellent heat resistance and an excellent surface shape; a dope composition; a method for manufacturing a polarizing plate protective film; a polarizing plate; and a liquid crystal display device.
    Type: Application
    Filed: April 26, 2016
    Publication date: August 18, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Katsumi SASATA, Hajime NAKAYAMA, Shusuke ARITA, Yutaka NOZOE