Patents by Inventor Keisuke Kahara

Keisuke Kahara 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: 4892765
    Abstract: The present invention discloses a heat-shrinkable laminate film which comprises a core layer of a copolymer of vinylidene chloride, two surface layers of a polyamide and an adhesive layer between core and surface layers and is excellent in a barrier property to gaseous oxygen, a barrier property of water vapor, an anti-creep property at a high temperature, an anti-pinhole property, a closely adhering property to meat, safety, an anti-curl property, an anti-creep property in warm water, an anti-delayed recovery property and an anti-peeling off property.
    Type: Grant
    Filed: May 22, 1987
    Date of Patent: January 9, 1990
    Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha
    Inventors: Nobuyuki Hisazumi, Keisuke Kahara, Yoshihiro Matsukura