Patents by Inventor Ciro Di Vittorio

Ciro Di Vittorio 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).

  • Tool handle wedge
    Patent number: 5152629
    Abstract: A tool handle wedge for providing a tight fit between a wooden handle and a tool head such a pick. In addition to a main wedge, wings are provided on each end of the wedge in a transverse direction. The wing wedges provide additional spreading of the handle to provide a tightening force in two directions. A screw may be inserted through the middle of the main wedge in order to tightly hold the wedge in place.
    Type: Grant
    Filed: March 12, 1991
    Date of Patent: October 6, 1992
    Inventor: Ciro Di Vittorio
  • Combined tool handle and tool handle wedge
    Patent number: D366200
    Type: Grant
    Filed: May 6, 1992
    Date of Patent: January 16, 1996
    Assignee: James V. Matteucci
    Inventor: Ciro Di Vittorio