Patents by Inventor Gluseppe Rago

Gluseppe Rago 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).

  • Heat exchanger with fins formed from slots
    Patent number: 6675881
    Abstract: A method for forming a plurality of heat transfer fins on at least an inner surface of a conduit in a heat exchanger, the method comprising: forming a plurality of criss-crossing slots in at least a portion of the inner surface of the conduit, the plurality of slots defining the plurality of heat transfer fins therebetween.
    Type: Grant
    Filed: November 7, 2002
    Date of Patent: January 13, 2004
    Assignee: Pratt and Whitney Canada Corp.
    Inventor: Gluseppe Rago