Patents by Inventor Richard W. Cronce

Richard W. Cronce 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).

  • Bracket for a ventilation fan
    Patent number: D274787
    Type: Grant
    Filed: November 29, 1982
    Date of Patent: July 24, 1984
    Inventor: Richard W. Cronce
  • Vent pipe protective cover
    Patent number: D486891
    Type: Grant
    Filed: January 21, 2003
    Date of Patent: February 17, 2004
    Inventor: Richard W. Cronce, Jr.