Patents by Inventor William C. Massey

William C. Massey 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: D354771
    Type: Grant
    Filed: December 11, 1991
    Date of Patent: January 24, 1995
    Inventor: William C. Massey