Patents by Inventor Gregory S. Sundheim

Gregory S. Sundheim 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).

  • Portable, refrigerant recovery unit
    Patent number: D536711
    Type: Grant
    Filed: December 13, 2004
    Date of Patent: February 13, 2007
    Inventors: Gregory S. Sundheim, Robert M Morris
  • Mixing nozzle for a fiber blowing and spraying machine
    Patent number: D309309
    Type: Grant
    Filed: December 22, 1988
    Date of Patent: July 17, 1990
    Assignee: Enersaver Products, Inc.
    Inventors: Gregory S. Sundheim, John M. Sundheim
  • Hand operated pump
    Patent number: D351896
    Type: Grant
    Filed: June 9, 1993
    Date of Patent: October 25, 1994
    Inventors: Gregory S. Sundheim, John M. Sundheim