Patents by Inventor Van P. Brower

Van P. Brower 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).

  • Sheet stress relaxation
    Patent number: 4329315
    Abstract: Tne tensions in an extruded sheet of a thermoplastic can be relaxed by passing the preheated extruded sheet over a conveyor where it is supported on a cushion of heated air so as to maintain it at an elevated temperature while the tensions in the sheet are relaxed.
    Type: Grant
    Filed: October 24, 1980
    Date of Patent: May 11, 1982
    Assignee: Monsanto Company
    Inventors: Van P. Brower, Harold H. Hopfe