Patents by Inventor Rick Graham

Rick 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).

  • Patent number: D292918
    Type: Grant
    Filed: July 22, 1986
    Date of Patent: November 24, 1987
    Assignee: TeleQuest, Inc.
    Inventor: Rick Graham