Patents by Inventor Dean J. Ryan

Dean J. Ryan 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).

  • Personal computer
    Patent number: D313015
    Type: Grant
    Filed: December 29, 1988
    Date of Patent: December 18, 1990
    Assignee: Compaq Computer Corporation
    Inventors: Dean J. Ryan, Charles R. Lewis, Donald S. Goodrich