Patents by Inventor Haven T. Owen

Haven T. Owen 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).

  • Clamping device for sheet materials
    Patent number: 4219910
    Abstract: A clamping device designed to securely hold sheet materials of varying thicknesses uniformly in a vertical manner.
    Type: Grant
    Filed: January 5, 1979
    Date of Patent: September 2, 1980
    Assignee: American Cyanamid Company
    Inventors: Lothar H. Kruska, Friedrich Hanstein, Haven T. Owen