Patents by Inventor William W. Freeman

William W. Freeman 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).

  • Method of stabilizing and reinforcing a spring border
    Patent number: 5133116
    Abstract: The border of a mattress or other such coil spring assembly is stabilized and reinforced using a continuous length of resilient rope which is wedged between convolutions of adjacent springs a plurality of turns about the perimeter of the coil spring assembly.
    Type: Grant
    Filed: December 21, 1990
    Date of Patent: July 28, 1992
    Assignee: The Ohio Mattress Company Licensing and Components Group
    Inventors: Robert F. Wagner, William W. Freeman