Patents by Inventor Theodore J. Stevenson

Theodore J. Stevenson 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: D331769
    Type: Grant
    Filed: October 16, 1990
    Date of Patent: December 15, 1992
    Inventor: Theodore J. Stevenson