Patents by Inventor Robert V. DeBoo

Robert V. DeBoo 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).

  • Extrusion method
    Patent number: 4547246
    Abstract: A diverter and coextrusion diverter are described which include means for adjusting the cavity of the diverter so as to control the uniformity of extrudate exiting the diverter.
    Type: Grant
    Filed: December 19, 1983
    Date of Patent: October 15, 1985
    Assignee: AT&T Technologies, Inc.
    Inventors: Montri Viriyayuthakorn, Robert V. DeBoo
  • Extrusion method and apparatus
    Patent number: 4495022
    Abstract: A diverter and coextrusion diverter are described which include means for adjusting the cavity of the diverter so as to control the uniformity of extrudate exiting the diverter. The diverter including a gap having beveled opposing faces.
    Type: Grant
    Filed: August 31, 1982
    Date of Patent: January 22, 1985
    Assignee: AT&T Technologies, Inc.
    Inventors: Montri Viriyayuthakorn, Robert V. DeBoo