Patents by Inventor Theodore D. Steele

Theodore D. Steele 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).

  • Baseball swing training device
    Patent number: D691680
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: October 15, 2013
    Inventors: Steven M. Steele, Thomas M. Steele, Howard S. Steele, Theodore D. Steele