Patents by Inventor Kazuo Dodo

Kazuo Dodo 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).

  • Process for producing a heat-shrinkable polypropylene film
    Patent number: 4649009
    Abstract: A process for producing a heat-shrinkable polypropylene film, which comprises stretching a film of a polypropylene resin firstly in one direction, then heat-treating it, and further stretching it in a direction perpendicular to the direction of the first stretching.
    Type: Grant
    Filed: August 7, 1985
    Date of Patent: March 10, 1987
    Assignee: Mitsubishi Plastics Industries, Limited
    Inventors: Kizo Shibata, Kazuo Dodo