Patents by Inventor Gianfranco Nelli

Gianfranco Nelli 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).

  • Rotary metering valve
    Patent number: D822168
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: July 3, 2018
    Assignee: Sterivalves S.R.L.
    Inventors: Gianfranco Nelli, Luciano Pieri