Patents by Inventor Massimo Spinelli

Massimo Spinelli 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).

  • Conveyor sleeve
    Patent number: 5447128
    Abstract: A conveyor sleeve (6), in particular for conveying air into an internal combustion engine (2), of the kind for reducing resonance caused by air waves in the induction apparatus (1). The wall forming the sleeve (6) provides an alternate succession of star-shaped cross section portions (9) and circular cross section portions (11), said portions (9) being joined to said portions (11) by means of joining wall portions (12).
    Type: Grant
    Filed: January 31, 1994
    Date of Patent: September 5, 1995
    Assignee: SIGOM S.r.l.
    Inventor: Massimo Spinelli