Patents by Inventor Robert Jan Kooiman

Robert Jan Kooiman 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).

  • Pedal go-kart
    Patent number: D783725
    Type: Grant
    Filed: December 27, 2013
    Date of Patent: April 11, 2017
    Assignee: Berg Toys Beheer B.V.
    Inventors: Thijs Mattheus Johannes Marie Van Dooren, Hendrik Van Den Berg, Robert Jan Kooiman