Patents by Inventor Rogier Kappelhoff

Rogier Kappelhoff 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).

  • Seat
    Patent number: D497264
    Type: Grant
    Filed: September 29, 2003
    Date of Patent: October 19, 2004
    Assignee: Steelcase S.A.
    Inventors: Cécile Aubriet, David McMillan, Simon Wilkinson, Rogier Kappelhoff
  • Chair backrest support
    Patent number: D597349
    Type: Grant
    Filed: November 14, 2007
    Date of Patent: August 4, 2009
    Assignee: Steelcase SA
    Inventors: Simon Wilkinson, Rogier Kappelhoff, Bryony Gaschy
  • Chair backrest support
    Patent number: D607653
    Type: Grant
    Filed: July 6, 2009
    Date of Patent: January 12, 2010
    Assignee: Steelcase SA
    Inventors: Simon Wilkinson, Rogier Kappelhoff, Bryony Gaschy