Patents by Inventor Enzo Petruzza

Enzo Petruzza 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).

  • Quick Maintenance Undersea Check Valve
    Publication number: 20140345714
    Abstract: The present invention aims at simplifying maintenance, mounting and disassembly operations which are required with valves, and in particular with check valves. Thus, the present invention proposes a solution according to which the closing element (101) of the valve is rotatably fixed to the valve cover (200) so that said cover and said closing element can be simultaneously mounted back by means of a single operation.
    Type: Application
    Filed: November 30, 2012
    Publication date: November 27, 2014
    Inventors: Bruno Manzetti, Enzo Petruzza