Patents by Inventor John O. Freeman

John O. 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).

  • Heat pump and method
    Patent number: 5533346
    Abstract: A heat pump provides improved operating comfort, less noise and vibration by exhausting air upwardly with the use of a fan which is exterior of the heat pump housing. In one embodiment the fan is mounted on the roof and in another embodiment the exhaust fan is positioned in the attic.
    Type: Grant
    Filed: June 1, 1994
    Date of Patent: July 9, 1996
    Assignee: Consolidated Technology Corp.
    Inventors: John O. Freeman, Richard H. Howse, Tim Reinhart