Patents by Inventor Gianfranco Duina

Gianfranco Duina 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).

  • Compound press for piece molding
    Patent number: 4929164
    Abstract: Compound press suitable to autonomously perform all operations necessary to mold pieces, including mechanisms to feed the pieces to be molded, and molding of same and to discharge the molded pieces.
    Type: Grant
    Filed: October 19, 1988
    Date of Patent: May 29, 1990
    Assignee: Norda S.P.A. Via Vallecamonica
    Inventor: Gianfranco Duina