Patents by Inventor Richard T. Michell

Richard T. Michell 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).

  • Spool holder
    Patent number: D281544
    Type: Grant
    Filed: December 27, 1983
    Date of Patent: December 3, 1985
    Assignee: Yours Truly, Inc.
    Inventors: Richard T. Michell, Charles A. Sperling