Patents by Inventor Luigi Nocivelli

Luigi Nocivelli 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).

  • Method of making double layer sheet metal panels with ducts formed by inflation
    Patent number: 4563230
    Abstract: A method of making sheet metal panels from two layers between which ducts are formed by inflation, in which the inflation is effected by the use of a predetermined quantity of Freon in the liquid state, the subsequent evacuation of the Freon from the ducts being effected by evaporation.
    Type: Grant
    Filed: June 22, 1984
    Date of Patent: January 7, 1986
    Assignee: C.G.A. Compagnia Generale Alluminio S.p.A.
    Inventor: Luigi Nocivelli