Patents by Inventor Johan Gerhard Smal

Johan Gerhard Smal 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).

  • Heating device
    Patent number: D547847
    Type: Grant
    Filed: February 15, 2005
    Date of Patent: July 31, 2007
    Assignee: Vehicle GEYSER (Pty) Ltd.
    Inventor: Johan Gerhard Smal