Patents by Inventor Tony Stevenson

Tony Stevenson 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).

  • Plunger
    Patent number: D506829
    Type: Grant
    Filed: April 1, 2004
    Date of Patent: June 28, 2005
    Assignee: DNA Research Innovations Limited
    Inventors: Matthew John Baker, Anthony Saunders, Tony Stevenson, Andrea Potts, Declan Donovan