Patents by Inventor Teizo Shimada

Teizo Shimada 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 extrusion forming of resin formed body having different thickness
    Patent number: 4110394
    Abstract: In a process for forming a resin body, the thickness of the body is altered by altering the feed rate of raw material to an extruder and the screw rate of the extruder screw in such a relationship to alter the quantity extrusion rate without altering the amount of resin within the extruder.
    Type: Grant
    Filed: May 12, 1976
    Date of Patent: August 29, 1978
    Assignee: Sekisui Kagaku Kogyo Kabushiki Kaisha
    Inventors: Teizo Shimada, Takeshi Kita, Kiyoshi Mochizuki, Takahiro Komiya