Patents by Inventor Roberto Bertola

Roberto Bertola 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).

  • Organic fiber sowing vessels and pots for seedlings and plants and making method therefor
    Publication number: 20080222951
    Abstract: A sowing vessel and pot for seedlings and plants, characterized in that said sowing vessel and pot are made of a fully biodegradable material.
    Type: Application
    Filed: March 14, 2008
    Publication date: September 18, 2008
    Applicant: SADEPAN CHIMICA S.r.l.
    Inventors: Enrica Bargiacchi, Gianluca Costa, Sergio Miele, Julio Malagarriga, Roberto Bertola
  • Rotary pipe and fixed channel auger with intermediate outer supporting elements
    Patent number: 5222591
    Abstract: A rotary pipe and fixed channel auger with intermediate outer supporting elements includes alternated portions of a rotary spiral, within the fixed outer channel and, respectively, of a fixed spiral clamped within an outer pipe which turns rigidly therewith, the portions of rotary pipe having preferably a like length and bearing on outer supporting elements which substantially includes pairs of centering rollers connected by shafts which are parallel to the axis of the spiral.
    Type: Grant
    Filed: July 16, 1992
    Date of Patent: June 29, 1993
    Inventors: Roberto Bertola, Dante Moroni