Patents by Inventor Yuka NOMOTO

Yuka NOMOTO 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).

  • Gas barrier film
    Patent number: 11905383
    Abstract: A gas barrier film includes: a substrate; and a gas barrier layer located on at least one surface of the substrate, the gas barrier layer containing an aqueous polyurethane resin that contains an acid group-containing polyurethane resin and a polyamine compound, a water soluble polymer, and an inorganic layered mineral, wherein, when a region from a top to a bottom of a cross-section of the gas barrier layer in a thickness direction, which is defined as a first region, is equally divided in the thickness direction into 11 strip regions, and a region different from the first region from a top to a bottom of a cross-section of the gas barrier layer in the thickness direction, which is defined as a second region.
    Type: Grant
    Filed: October 26, 2020
    Date of Patent: February 20, 2024
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Sayaka Hoshi, Junichi Kaminaga, Yuki Omura, Yuka Nomoto
  • GAS BARRIER FILM
    Publication number: 20210039371
    Abstract: A gas barrier film includes: a substrate; and a gas barrier layer located on at least one surface of the substrate, the gas barrier layer containing an aqueous polyurethane resin that contains an acid group-containing polyurethane resin and a polyamine compound, a water soluble polymer, and an inorganic layered mineral, wherein, when a region from a top to a bottom of a cross-section of the gas barrier layer in a thickness direction, which is defined as a first region, is equally divided in the thickness direction into 11 strip regions, and a region different from the first region from a top to a bottom of a cross-section of the gas barrier layer in the thickness direction, which is defined as a second region.
    Type: Application
    Filed: October 26, 2020
    Publication date: February 11, 2021
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventors: Sayaka HOSHI, Junichi KAMINAGA, Yuki OMURA, Yuka NOMOTO