Patents by Inventor Atsushi Kishi

Atsushi Kishi 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: 11396614
    Abstract: The present invention provides a void-containing layer in which a pressure-sensitive adhesive or an adhesive is less likely penetrated into voids. The void-containing layer of the present invention includes: nanoparticles, surfaces of which are modified with a compound having a surface orientation, wherein the void-containing layer has a void fraction of 35 vol %.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: July 26, 2022
    Assignee: NITTO DENKO CORPORATION
    Inventors: Daisuke Hattori, Atsushi Kishi
  • Patent number: 11384259
    Abstract: A void-containing layer is disclosed in which a pressure-sensitive adhesive or an adhesive is less likely penetrated into voids. The void-containing layer of the present invention includes: nanoparticles, surfaces of which are modified with a compound having a surface orientation, wherein the void-containing layer has a void fraction of 35 vol %.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: July 12, 2022
    Assignee: NITTO DENKO CORPORATION
    Inventors: Daisuke Hattori, Atsushi Kishi
  • Publication number: 20220213113
    Abstract: The present disclosure relates to a nitrogen-containing condensed cyclic compound having a particular structure and satisfying a particular condition. The present disclosure also relates to a fluorescence emitter that includes the nitrogen-containing condensed cyclic compound having a particular structure and is used together with a phosphorescent complex. In addition, the present disclosure relates to a material for the organic electroluminescent device, including the nitrogen-containing condensed cyclic compound having a particular structure and a phosphorescent complex. Moreover, the present disclosure relates to an organic electroluminescent device including the nitrogen-containing condensed cyclic compound, the fluorescence emitter, and the material for an organic electroluminescent device.
    Type: Application
    Filed: December 27, 2021
    Publication date: July 7, 2022
    Inventors: Norifumi KISHI, Mitsunori ITO, Atsushi IMAMURA, Eigo MIYAZAKI, Joonghyuk KIM, Inkoo KIM, Masaru KINOSHITA, Soonok JEON, Wataru SOTOYAMA, Yongsik JUNG
  • Publication number: 20220161524
    Abstract: A method of manufacturing a glass resin laminated body includes a step of sticking a glass film on a resin film via an adhesive layer while holding the glass film and the resin film between a first roller that presses against the resin film and a second roller that is disposed opposite to the first roller and that presses against the glass film. A ratio of an elastic modulus P1 of a surface layer of the first roller to an elastic modulus P2 of the resin film P1/P2 satisfies a relation of 3×10?3?P1/P2?1.0.
    Type: Application
    Filed: March 11, 2020
    Publication date: May 26, 2022
    Applicant: Nitto Denko Corporation
    Inventors: Keisuke Sato, Takeshi Murashige, Junichi Inagaki, Atsushi Kishi
  • Publication number: 20220155509
    Abstract: An optical film set includes a first optical film provided with a first gluing agent layer and disposed on a viewing side of an optical element via the first gluing agent layer; and a second optical film provided with a second gluing agent layer and disposed on a rear surface side of the optical element via the second gluing agent layer. A first glass film having a thickness of 50 pm or more and 150 ?m or less is disposed on a viewing side surface of the first optical film. A thickness of the second gluing agent layer is 50 ?m or more and 200 ?m or less.
    Type: Application
    Filed: March 11, 2020
    Publication date: May 19, 2022
    Applicant: Nitto Denko Corporation
    Inventors: Takeshi Murashige, Junichi Inagaki, Keisuke Sato, Atsushi Kishi
  • Publication number: 20220146731
    Abstract: Provided is an optical film, which, despite including a polarizing plate having a recessed portion or a through-hole, is excellent in handleability, is suppressed from causing the strain of the polarizing plate, and shows a small dimensional change owing to an environmental change. The optical film of the present invention includes a glass film, a polarizing plate, and a pressure-sensitive adhesive layer in the stated order, wherein the polarizing plate has a recessed portion that opens on a surface of the polarizing plate opposite to the glass film, or a through-hole, wherein part of the pressure-sensitive adhesive layer fills the recessed portion or the through-hole, and wherein the glass film has a thickness of from 30 ?m to 150 ?m.
    Type: Application
    Filed: March 26, 2020
    Publication date: May 12, 2022
    Applicant: NITTO DENKO CORPORATION
    Inventors: Takeshi Murashige, Junichi Inagaki, Keisuke Sato, Atsushi Kishi
  • Publication number: 20220144574
    Abstract: A method of conveying a glass film composite uses a roll-to-roll process for winding a glass film composite wound on a feed roller by a winding roller through a plurality of conveyance rollers. The glass film composite includes an elongated glass film, and linear resin tapes disposed on one side of the glass film along a longitudinal direction of the glass film at both ends in a width direction of the glass film. The method includes a step of conveying the glass film composite from the feed roller to the winding roller through the plurality of conveyance rollers without passing a state in which the glass film composite is bent so that the resin tapes are directed to the inside.
    Type: Application
    Filed: March 11, 2020
    Publication date: May 12, 2022
    Applicant: Nitto Denko Corporation
    Inventors: Takeshi Murashige, Junichi Inagaki, Keisuke Sato, Atsushi Kishi
  • Publication number: 20220080530
    Abstract: Provided is a method of producing a thin glass resin laminate piece, which includes cutting a thin glass resin laminate through laser processing, and by which a thin glass resin laminate piece capable of preventing the occurrence of air bubbles when bonded to an adherend can be obtained. The method of producing a thin glass resin laminate piece of the present invention includes a step of subjecting a thin glass resin laminate including a thin glass, a resin layer, and a pressure-sensitive adhesive layer in the stated order to laser processing to cut the laminate, wherein a thickness (?m) of the pressure-sensitive adhesive layer and a creep characteristic (?m/Hr) of the pressure-sensitive adhesive layer have a relationship of (thickness (?m))2×creep characteristic (?m/Hr)?50×103 (?m2·?m/Hr).
    Type: Application
    Filed: January 15, 2020
    Publication date: March 17, 2022
    Applicant: NITTO DENKO CORPORATION
    Inventors: Atsushi Kishi, Takeshi Murashige, Satoshi Hirata
  • Publication number: 20220057761
    Abstract: A smart window control device controls transmittance of a smart window provided as a window of a space where a temperature is controlled by an air conditioning system in accordance with a set temperature. The smart window control device includes a processor, and a memory storing program instructions that cause the processor to obtain a predicted value of external environment information about outside of the space in an interval between a first time and a second time, the second time being when a predetermined time period has elapsed from the first time, calculate transition of the temperature of the space in the interval based on the predicted value of the external environment information in the interval, and control the transmittance of the smart window so that the temperature of the space in the interval transitions based on the calculated transition of the temperature.
    Type: Application
    Filed: February 5, 2020
    Publication date: February 24, 2022
    Applicant: Nitto Denko Corporation
    Inventors: Kenta Watanabe, Akiko Ogasawara, Atsushi Kishi
  • Publication number: 20220033687
    Abstract: There is provided an optical laminate with pressure-sensitive adhesive layers on both surfaces, which is suppressed damage from occurring to a low-refractive index layer in vacuum lamination while maintaining excellent characteristics of the low-refractive index layer. An optical laminate with pressure-sensitive adhesive layers on both surfaces according to an embodiment of the present invention comprises: a substrate; a low-retractive index layer formed on the substrate; a first pressure-sensitive adhesive layer arranged so as to be adjacent to the low-refractive index layer; and a second pressure-sensitive adhesive layer serving as one outermost layer. The low-refractive index layer has a porosity of 50% or more, the first pressure-sensitive adhesive layer has a storage modulus of elasticity of from 1.3×105 (Pa) to 1.0×107 (Pa), and the second pressure-sensitive adhesive layer has a storage modulus of elasticity of 1.0×105 (Pa) or less.
    Type: Application
    Filed: September 26, 2019
    Publication date: February 3, 2022
    Applicant: NITTO DENKO CORPORATION
    Inventors: Daisuke Hattori, Atsushi Kishi, Ryota Morishima
  • Publication number: 20220033689
    Abstract: There is provided an optical laminate with pressure-sensitive adhesive layers on both surfaces. The optical laminate comprises: a first substrate; a first low-refractive index layer formed on the first substrate; a first pressure-sensitive adhesive layer arranged so as to be adjacent to the first low-refractive index layer; a second low-refractive index layer arranged so as to be adjacent to the first pressure-sensitive adhesive layer; a second substrate having formed thereon the second low-refractive index layer; and a second pressure-sensitive adhesive layer and a third pressure-sensitive adhesive layer serving as outermost layers. The first low-refractive index layer and/or the second low-refractive index layer has a porosity of 50% or more, the first pressure-sensitive adhesive layer has a storage modulus of elasticity of from 1.3×105 (Pa) to 1.0×107 (Pa), and the second pressure-sensitive adhesive layer and/or the third pressure-sensitive adhesive layer has a storage modulus of elasticity of 1.
    Type: Application
    Filed: September 26, 2019
    Publication date: February 3, 2022
    Applicant: NITTO DENKO CORPORATION
    Inventors: Daisuke Hattori, Atsushi Kishi
  • Publication number: 20220001652
    Abstract: Provided is a thin glass laminate, which is prevented from being broken by bending of a thin glass, and which is excellent in bending durability. The thin glass laminate of the present invention includes a resin film and a thin glass arranged at least on the resin film, wherein the thin glass has a thickness of from 30 ?m to 150 ?m, and wherein at least part of an end surface of the thin glass is formed of an inclined surface extending downward and outward and/or a curved surface. In one embodiment, at an upper end of the thin glass, at least part of the end surface is formed of the inclined surface extending downward and outward or the curved surface.
    Type: Application
    Filed: November 8, 2018
    Publication date: January 6, 2022
    Applicant: NITTO DENKO CORPORATION
    Inventors: Takeshi Murashige, Junichi Inagaki, Akiko Sugino, Atsushi Kishi
  • Patent number: 11204447
    Abstract: A surface-protective film attached polarizing film is disclosed which includes a polarizing film (A) having a thickness of 100 ?m or less, and a surface-protective film (B) provided on at least one surface of the polarizing film (A), wherein the polarizing film (A) comprises a polarizer, and a protective film provided on at least one surface of the polarizer, the polarizer comprises a polyvinyl alcohol-based resin and has a thickness of 10 ?m or less, the polarizing film (A) has a width WA, the surface-protective film (B) has a width WB, a difference between the widths WA and WB (WA?WB) is 3 mm or more, and a peel strength of the surface-protective film (B) to the polarizing film (A) is 0.2 N/25-mm or less. The surface-protective film-attached polarizing film allows to be restrained the polarizing film from being broken, when the surface-protective film is peeled from the polarizing film.
    Type: Grant
    Filed: March 16, 2017
    Date of Patent: December 21, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Tomonori Ueno, Satoshi Mita, Atsushi Kishi, Kentaro Ikeshima, Yusuke Motegi
  • Patent number: 11181676
    Abstract: A polarizing film provided on the viewing side in an image display device of the present invention, wherein the polarizing film has a polarizer and a first transparent resin layer on the viewing side of the polarizer. The polarizer contains a polyvinyl alcohol-based resin, has a thickness of 10 ?m or less, and has, on the side of the first transparent resin layer, a compatible layer which is compatible with the first transparent resin layer and which corresponds to a thickness of 2 to 10% of the thickness of the polarizer. This polarizing film can make it possible to inhibit color phase changes when displaying black, even when a thin-type polarizer is being used.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: November 23, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Tomonori Ueno, Shinya Hiraoka, Hiromi Ikeshima, Atsushi Kishi
  • Publication number: 20210356812
    Abstract: An optical film set that can prevent the warping. The optical film set includes: a first optical film arranged on a viewer side of a liquid crystal cell; and a second optical film arranged on a back surface side of the liquid crystal cell, wherein the first optical film includes a first glass film, a first adhesion layer, and a first polarizing plate, which includes a first polarizer and a first protective film, in the stated order, wherein the first glass film has a thickness of from 50 ?m to 150 ?m, wherein the first protective film has a modulus of elasticity of 1 GPa or more, wherein the first adhesion layer has a thickness of 10 ?m or less, wherein the second optical film includes a second polarizing plate including a second polarizer, and wherein the second polarizer has a thickness of from 1 ?m to 10 ?m.
    Type: Application
    Filed: August 27, 2019
    Publication date: November 18, 2021
    Applicant: NITTO DENKO CORPORATION
    Inventors: Takeshi Murashige, Junichi Inagaki, Keisuke Sato, Akiko Sugino, Shoichi Kawamitsu, Atsushi Kishi
  • Patent number: 11137522
    Abstract: The present invention pertains to a one-side-protected polarizing film having a protective film or films on only one surface of a polarizer, wherein: the polarizer contains a polyvinyl alcohol-based resin, and is designed to have a single-body transmittance T and a polarization degree P representing optical properties satisfying the condition of the following formula: P>?(100.929T?42.4?1)×100 (provided that T<42.3) or P?99.9 (provided that T?42.3), and the polarizer and a transparent resin layer have a thickness X (?m) and a thickness Y (?m), respectively, satisfying X?12, Y?15, and 0.15?(Y/X)?3. Even when the thin-type polarizer has prescribed optical properties, this one-side-protected polarizing film is capable of suppressing the occurrence of through cracks, nano-slit-induced defects and curling.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: October 5, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Satoshi Mita, Tomonori Ueno, Jingfan Xu, Yusuke Motegi, Atsushi Kishi
  • Patent number: 11125924
    Abstract: The present invention is a one-side-protected polarizing film having a polarizer and a protective film provided on only one surface of the polarizer, wherein the polarizer contains a polyvinyl alcohol-based resin, has a thickness of 10 ?m or less, and is configured so that optical properties represented by a single-body transmittance T and a polarization degree P satisfy the following relationship: P>?(100.929T?42.4?1)×100 (provided that T<42.3) or P?99.9 (provided that T?42.3), a transparent layer is provided on another surface of the polarizer, and a dynamic friction coefficient of the surface on which the protective film is provided is 0.2 or less. In this one-side-protected polarizing film, it is possible to resist the occurrence of through cracks and nano-slits even when the polarizer has specific optical properties and a thickness of 10 ?m or less.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: September 21, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Tomonori Ueno, Shinya Hiraoka, Hiromi Ikeshima, Atsushi Kishi
  • Patent number: 11099311
    Abstract: The present invention is a sheet-like optical film including a release film, a first pressure-sensitive adhesive layer, a polarizing film, and a surface protective film, laminated in this order; wherein a thickness of the polarizing film is 60 ?m or less, and when a virtual center plane f is a virtual plane located at an intermediate position in total thickness of the optical film, a distance x (?m) between the virtual center plane f and the surface protective film, and a distance y (?m) between the virtual center plane f and the release film satisfy a formula x?y>?20. The sheet-like optical film of the present invention enables the release film to be easily peeled even if a thin polarizing film is used.
    Type: Grant
    Filed: March 28, 2017
    Date of Patent: August 24, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Atsushi Kishi, Shinya Hiraoka, Hiromi Ikeshima
  • Patent number: 11079526
    Abstract: A polarizing film is disclosed including a polarizer having a thickness of 10 ?m or less, and a transparent resin layer on at least one surface of the polarizer, wherein the polarizer includes a polyvinyl alcohol-based resin, and has a single-body transmittance T and a polarization degree P representing optical properties satisfying the condition of the following formula: P>?(100.929T?42.4?1)×100 (provided that T<42.3) or P?99.9 (provided that T?42.3), and the transparent resin layer is a formed product of a transparent resin layer forming material including a water-based emulsion resin and has a hardness of 0.01 GPa or more. The polarizing film, using a thin-polarizer, can suppress the occurrence of defects such as nano-slits and is further restrained from being lowered in optical properties in a heating and humidifying test to have a high optical reliability.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: August 3, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Satoshi Mita, Tomonori Ueno, Jingfan Xu, Atsushi Kishi
  • Publication number: 20210157223
    Abstract: There is provided a projection screen optical laminate, which can achieve a projection screen that does not impair an interior appearance, can be produced at reasonable cost, and can achieve a projected image that achieves both of excellent contrast and an excellent viewing angle characteristic. A projection screen optical laminate according to an embodiment of the present invention includes: a polarizer; a high-haze layer; and a retardation layer. The high-haze layer has a haze of 90% or more, and a total light transmittance of 80% or more, and the retardation layer has an in-plane retardation Re(550) of from 100 nm to 200 nm.
    Type: Application
    Filed: April 3, 2019
    Publication date: May 27, 2021
    Applicant: NITTO DENKO CORPORATION
    Inventors: Masahiro Yaegashi, Atsushi Kishi, Kozo Nakamura