Patents by Inventor Jonathan Rayfield

Jonathan Rayfield 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).

  • Road speed hump component
    Patent number: D425627
    Type: Grant
    Filed: August 5, 1998
    Date of Patent: May 23, 2000
    Assignee: Illinois Tool Works Inc.
    Inventors: Fiona Harwood, Catherine Janet Ripley, Jonathan Rayfield