Patents by Inventor Preston James Graham

Preston James Graham 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).

  • Accessory pack for personal music player
    Patent number: D531618
    Type: Grant
    Filed: November 10, 2004
    Date of Patent: November 7, 2006
    Inventors: Jonathon Lee Kennemer, Brian Kalil Mowad, Preston James Graham