Patents by Inventor Johannes Henderikus Rikhof

Johannes Henderikus Rikhof 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).

  • Child seat
    Patent number: 8235464
    Abstract: Seat to accommodate a child in a vehicle, the seat being adapted for secure connection to the vehicle e.g.
    Type: Grant
    Filed: June 12, 2008
    Date of Patent: August 7, 2012
    Assignee: HTS Hans Torgersen & Sons
    Inventors: Johannes Henderikus Rikhof, Hendricus Johannes Vertegaal, Willem Mees Van der Bijl, Rob Cristian Heinemeijer