Patents by Inventor Hidehiko Nishizuka

Hidehiko Nishizuka 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).

  • Oxygen absorbable laminate and production method thereof
    Patent number: 6500519
    Abstract: There are provided an oxygen absorbable laminate comprising an internal layer, an oxygen absorbable layer and an external layer, in which at least one surface of the oxygen absorbable laminate is roughened and subjected to a water incorporation treatment; and a production method thereof. The oxygen absorbable laminate can effectively exert oxygen absorbability even when used for dried foods and the like.
    Type: Grant
    Filed: June 15, 2001
    Date of Patent: December 31, 2002
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Youichi Ishizaki, Kentaro Ichikawa, Hidehiko Nishizuka
  • Oxygen absorbable laminate and production method thereof
    Publication number: 20020012808
    Abstract: There are provided an oxygen absorbable laminate comprising an internal layer, an oxygen absorbable layer and an external layer, in which at least one surface of the oxygen absorbable laminate is roughened and subjected to a water incorporation treatment; and a production method thereof. The oxygen absorbable laminate can effectively exert oxygen absorbability even when used for dried foods and the like.
    Type: Application
    Filed: June 15, 2001
    Publication date: January 31, 2002
    Applicant: TOYO SEIKAN KAISHA, LTD
    Inventors: Youichi Ishizaki, Kentaro Ichikawa, Hidehiko Nishizuka