Patents by Inventor Daiki Wakizaka
Daiki Wakizaka 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: 11987732Abstract: A polarizing plate includes: a polarizer and an optical film, in which the optical film is laminated on at least one surface of the polarizer with an adhesive containing at least one or more polymerizable compounds, and the at least one or more polymerizable compounds are not substantially infiltrated into the optical film.Type: GrantFiled: November 4, 2020Date of Patent: May 21, 2024Assignee: FUJIFILM CorporationInventors: Yasuyuki Sasada, Kazuya Hisanaga, Daiki Wakizaka
-
Patent number: 11939462Abstract: The present invention provides a functional film including a copolymer that contains a repeating unit represented by Formula (I) and a repeating unit represented by Formula (II) shown in the description, or a crosslinked reaction product derived from the copolymer; a polarizing plate having this functional film; and a display device.Type: GrantFiled: October 6, 2020Date of Patent: March 26, 2024Assignee: FUJIFILM CorporationInventors: Taketo Otani, Daiki Wakizaka, Reiko Fukagawa, Akio Tamura
-
Publication number: 20230350118Abstract: Provided is an optical laminate with excellent durability and an image display device formed of the optical laminate. The optical laminate includes a polarizer, a retardation layer including a cycloolefin-based polymer film, and a pressure sensitive adhesive layer in this order, in which the polarizer includes a protective layer on at least one side, and specific conditions are satisfied.Type: ApplicationFiled: July 10, 2023Publication date: November 2, 2023Applicant: FUJIFILM CorporationInventors: Katsufumi OHMURO, Daiki WAKIZAKA, Naoki KOITO
-
Publication number: 20230228928Abstract: An object of the present invention is to provide an optical laminate in which optically anisotropic layers exhibiting reverse wavelength dispersibility have excellent moisture-heat resistance, and the adhesiveness between a first optically anisotropic layer and a second optically anisotropic layer is excellent; and a polarizing plate and an image display device, each using the optical laminate.Type: ApplicationFiled: March 21, 2023Publication date: July 20, 2023Applicant: FUJIFILM CorporationInventors: Kazushige NAKAGAWA, Miho ASAHI, Daiki WAKIZAKA
-
Patent number: 10987898Abstract: A peelable laminated film in which a substrate film containing a polyester resin and a light transmitting film containing a resin having a glass transition temperature of higher than 80° C. and an aromatic ester compound are laminated, and a method for producing a polarizing plate which contains bonding a surface of the light transmitting film of the peelable laminated film to a polarizer through an adhesive, the surface being opposite to an interface of the light transmitting film to the substrate film, and then peeling off the substrate film to obtain a polarizing plate having the polarizer and the light transmitting film are provided.Type: GrantFiled: February 5, 2019Date of Patent: April 27, 2021Assignee: FUJIFILM CorporationInventors: Shuhei Okuda, Daiki Wakizaka
-
Publication number: 20210047542Abstract: A polarizing plate includes: a polarizer and an optical film, in which the optical film is laminated on at least one surface of the polarizer with an adhesive containing at least one or more polymerizable compounds, and the at least one or more polymerizable compounds are not substantially infiltrated into the optical film.Type: ApplicationFiled: November 4, 2020Publication date: February 18, 2021Applicant: FUJIFILM CorporationInventors: Yasuyuki SASADA, Kazuya HISANAGA, Daiki WAKIZAKA
-
Publication number: 20210024738Abstract: The present invention provides a functional film including a copolymer that contains a repeating unit represented by Formula (I) and a repeating unit represented by Formula (II) shown in the description, or a crosslinked reaction product derived from the copolymer; a polarizing plate having this functional film; and a display device.Type: ApplicationFiled: October 6, 2020Publication date: January 28, 2021Applicant: FUJIFILM CorporationInventors: Taketo OTANI, Daiki WAKIZAKA, Reiko FUKAGAWA, Akio TAMURA
-
Patent number: 10870224Abstract: Provided is a method of manufacturing an antireflection film including, in order: a step (1) of providing a layer (a) containing a curable compound (a1) and a particle (a2) having an average primary particle diameter of 100 nm to 380 nm and a layer (b) containing a compound (b1) incompatible with the curable compound (a1) so that the particle (a2) is buried in a layer defined by combining the layer (a) and the layer (b), on a substrate; a step (2) of curing the layer (a) in a state in which the particle (a2) is buried in the layer defined by combining the layer (a) and the layer (b); and a step (3) of removing the layer (b) to form an uneven shape on a surface of the layer (a) with the particle (a2).Type: GrantFiled: January 3, 2018Date of Patent: December 22, 2020Assignee: FUJIFILM CorporationInventors: Daiki Wakizaka, Ayako Matsumoto
-
Patent number: 10836895Abstract: The present invention provides a functional film including a copolymer that contains a repeating unit represented by Formula (I) and a repeating unit represented by Formula (II) shown in the description, or a crosslinked reaction product derived from the copolymer; a polarizing plate having this functional film; and a display device.Type: GrantFiled: December 21, 2018Date of Patent: November 17, 2020Assignee: FUJIFILM CorporationInventors: Taketo Otani, Daiki Wakizaka, Reiko Fukagawa, Akio Tamura
-
Patent number: 10718887Abstract: The present invention provides a method of manufacturing an antireflection film, including the successive steps of: applying a composition including a curable compound (a1), a plurality of particles (a2), and a solvent on a substrate, and volatilizing the solvent to provide a layer (a), the layer (a) having a portion in which the particles (a2) do not exist, and the portion having a thickness being 0.8 times the average primary particle diameter of the particles (a2) or greater; curing a portion of the curable compound (a1); causing a portion of the curable compound (a1) to permeate the substrate or to be volatilized so as to form an uneven shape; and curing the curable compound (a1) remained in the layer (a).Type: GrantFiled: January 30, 2018Date of Patent: July 21, 2020Assignee: FUJIFILM CorporationInventors: Ayako Matsumoto, Daiki Wakizaka, Shuntaro Ibuki
-
Patent number: 10436948Abstract: There is provided an optical film which includes a light transmissive support body containing a thermoplastic resin, a layer containing the thermoplastic resin and a resin cured with light and/or heat, and a layer containing a resin same as the resin cured with light and/or heat and a cyclic polyolefin-based resin in this order.Type: GrantFiled: October 14, 2015Date of Patent: October 8, 2019Assignee: FUJIFILM CorporationInventors: Daiki Wakizaka, Miho Asahi
-
Patent number: 10338276Abstract: There is provided an antireflective film, including: a plastic substrate; a infiltration layer; and an antireflective layer containing metallic oxide fine particles with an average primary particle diameter of 50 nm to 250 nm and a viscosity increasing compound, in this order, wherein the infiltration layer contains a polymer of a (meth)acrylate compound having a molecular weight of 400 or less, and the antireflective layer has a moth-eye structure including an uneven shape formed by the metallic oxide fine particles.Type: GrantFiled: September 11, 2015Date of Patent: July 2, 2019Assignee: FUJIFILM CORPORATIONInventors: Miho Asahi, Kazuo Kamohara, Shuntaro Ibuki, Ayako Matsumoto, Daiki Wakizaka
-
Publication number: 20190168482Abstract: A peelable laminated film in which a substrate film containing a polyester resin and a light transmitting film containing a resin having a glass transition temperature of higher than 80° C. and an aromatic ester compound are laminated, and a method for producing a polarizing plate which contains bonding a surface of the light transmitting film of the peelable laminated film to a polarizer through an adhesive, the surface being opposite to an interface of the light transmitting film to the substrate film, and then peeling off the substrate film to obtain a polarizing plate having the polarizer and the light transmitting film are provided.Type: ApplicationFiled: February 5, 2019Publication date: June 6, 2019Applicant: FUJIFILM CorporationInventors: Shuhei OKUDA, Daiki WAKIZAKA
-
Publication number: 20190136036Abstract: The present invention provides a functional film including a copolymer that contains a repeating unit represented by Formula (I) and a repeating unit represented by Formula (II) shown in the description, or a crosslinked reaction product derived from the copolymer; a polarizing plate having this functional film; and a display device.Type: ApplicationFiled: December 21, 2018Publication date: May 9, 2019Applicant: FUJIFILM CorporationInventors: Taketo OTANI, Daiki WAKIZAKA, Reiko FUKAGAWA, Akio TAMURA
-
Publication number: 20190094421Abstract: An antireflection film includes at least one antireflection layer on a substrate, the antireflection layer contains a cured product of a curable composition containing a lubricant (a) having three or more crosslinking groups in one molecule, having a crosslinking group equivalent of 450 or less, and having a moiety including at least one of a fluorine atom or a siloxane bond, a curable compound (b) having three or more crosslinking groups in at least one molecule, having a crosslinking group equivalent of 450 or less, and not having both of a fluorine atom and a siloxane bond, and a photopolymerization initiator (c), in an area (S) has defined herein, and has an area having a content of the lubricant (a) of 51% or more in a material distribution in a cross section direction of the area (S).Type: ApplicationFiled: August 22, 2018Publication date: March 28, 2019Applicant: FUJIFILM CorporationInventors: Shuntaro IBUKI, Takayasu YAMAZAKI, Daiki WAKIZAKA
-
Publication number: 20190011604Abstract: A laminate includes: a substrate; a layer (ca) containing a resin; a particle (a2) having an average primary particle diameter of 100 nm to 380 nm; and a layer (b) containing a pressure sensitive adhesive having a gel fraction of 95.0% or more, the layer (ca) is present closer to the substrate than the layer (b), the particle (a2) is buried in a layer obtained by combining the layer (ca) and the layer (b) and protrudes from an interface of the layer (ca) on an opposite side of an interface of the layer (ca) on the substrate side, and a value obtained by subtracting a surface free energy (b) of a surface of the layer (b) from a surface free energy (ca) of a surface of the layer (ca) is ?15 mN/m to 10 mN/m.Type: ApplicationFiled: September 12, 2018Publication date: January 10, 2019Applicant: FUJIFILM CorporationInventors: Daiki WAKIZAKA, Shuntaro IBUKI, Yuta FUKUSHIMA, Miho ASAHI, Takayasu YAMAZAKI
-
Publication number: 20180156943Abstract: The present invention provides a method of manufacturing an antireflection film, including the successive steps of: applying a composition including a curable compound (a1), a plurality of particles (a2), and a solvent on a substrate, and volatilizing the solvent to provide a layer (a), the layer (a) having a portion in which the particles (a2) do not exist, and the portion having a thickness being 0.8 times the average primary particle diameter of the particles (a2) or greater; curing a portion of the curable compound (a1); causing a portion of the curable compound (a1) to permeate the substrate or to be volatilized so as to form an uneven shape; and curing the curable compound (a1) remained in the layer (a).Type: ApplicationFiled: January 30, 2018Publication date: June 7, 2018Applicant: FUJIFILM CorporationInventors: Ayako MATSUMOTO, Daiki WAKIZAKA, Shuntaro IBUKI
-
Publication number: 20180141245Abstract: Provided is a method of manufacturing an antireflection film including, in order: a step (1) of providing a layer (a) containing a curable compound (a1) and a particle (a2) having an average primary particle diameter of 100 nm to 380 nm and a layer (b) containing a compound (b1) incompatible with the curable compound (a1) so that the particle (a2) is buried in a layer defined by combining the layer (a) and the layer (b), on a substrate; a step (2) of curing the layer (a) in a state in which the particle (a2) is buried in the layer defined by combining the layer (a) and the layer (b); and a step (3) of removing the layer (b) to form an uneven shape on a surface of the layer (a) with the particle (a2).Type: ApplicationFiled: January 3, 2018Publication date: May 24, 2018Applicant: FUJIFILM CorporationInventors: Daiki WAKIZAKA, Ayako MATSUMOTO
-
Patent number: 9946110Abstract: There is provided a liquid crystal display including: a liquid crystal cell in which a liquid crystal layer is installed between two glass substrates; polarizing plates on both surfaces of the liquid crystal cell; and a backlight at a rear side of the liquid crystal cell, which is a non-visual side, wherein in a polarizing plate at a front side of the liquid crystal cell, which is a visual side, a difference in a moisture content of the polarizing plate at the front side under a specific condition in elapse of time is 0.01% or more and 3.0% or less.Type: GrantFiled: April 10, 2015Date of Patent: April 17, 2018Assignee: FUJIFILM CorporationInventors: Takashi Yonemoto, Hiromichi Furukawa, Takahiro Ohno, Megumi Sekiguchi, Mitsuo Osato, Kenichi Fukuda, Daiki Wakizaka
-
Patent number: 9568647Abstract: An optical film includes a transparent support and at least one antistatic layer formed from a composition containing an electrically conductive polymer, a polyfunctional monomer having two or more polymerizable groups, at least one compound selected from a compound represented by the formula (1) as defined herein, a compound represented by the formula (2) as defined herein and a trivalent phosphorus compound, and a photopolymerization initiator.Type: GrantFiled: January 24, 2014Date of Patent: February 14, 2017Assignee: FUJIFILM CorporationInventors: Daiki Wakizaka, Takayasu Yamazaki