Patents by Inventor Tooru Oosugi

Tooru Oosugi 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).

  • Heat-shrinkable laminated film and process for producing the same
    Patent number: 4911979
    Abstract: Disclosed herein is a heat-shrinkable laminated film comprising at least two layers of a mixed resin layer (A) consisting essentially of 65 to 85 wt % of a polyamide resin and 15 to 35 wt % of a saponified ethylene-vinyl acetate copolymer, and a layer (B) containing at least 55 wt % of a saponified ethylene-vinyl acetate copolymer, the thickness of said layer (A) being larger than that of said layer (B).
    Type: Grant
    Filed: January 26, 1988
    Date of Patent: March 27, 1990
    Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha
    Inventors: Yoshiharu Nishimoto, Kengo Yamazaki, Tooru Oosugi