Patents by Inventor Jonathan Chalmers

Jonathan Chalmers 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).

  • Multi surface knee board
    Publication number: 20040045482
    Abstract: A knee board or desk with attached surfaces which, through hinging and rotating, can be reorganised and stacked in multiple configurations providing a large usable surface area whilst retaining a small overall footprint.
    Type: Application
    Filed: September 4, 2003
    Publication date: March 11, 2004
    Inventor: Jonathan Chalmers