Patents by Inventor Robert Phillip Griffiths

Robert Phillip Griffiths 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).

  • Louvre
    Patent number: D464518
    Type: Grant
    Filed: March 26, 2001
    Date of Patent: October 22, 2002
    Inventors: Justin Aaron Griffiths, Robert Phillip Griffiths
  • Timber blade end cog adaptor
    Patent number: D539129
    Type: Grant
    Filed: August 25, 2003
    Date of Patent: March 27, 2007
    Inventor: Robert Phillip Griffiths
  • Shutter
    Patent number: D472977
    Type: Grant
    Filed: May 20, 2002
    Date of Patent: April 8, 2003
    Inventor: Robert Phillip Griffiths
  • Louvre endcap
    Patent number: D498000
    Type: Grant
    Filed: August 25, 2003
    Date of Patent: November 2, 2004
    Inventor: Robert Phillip Griffiths