Patents by Inventor Jon Drayson

Jon Drayson 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).

  • Patent number: D348140
    Type: Grant
    Filed: September 25, 1992
    Date of Patent: June 28, 1994
    Inventors: Jon Drayson, Jan Mayer