Patents by Inventor Ronald Ian Witt

Ronald Ian Witt 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).

  • Patent number: D619050
    Type: Grant
    Filed: August 12, 2009
    Date of Patent: July 6, 2010
    Inventors: John Irven Tolhurst, Ronald Ian Witt