Patents by Inventor Julio Bragagnolo

Julio Bragagnolo 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).

  • Thin film photovoltaic cell
    Patent number: 4328390
    Abstract: A thin film photovoltaic cell having a transparent electrical contact and an opaque electrical contact with a pair of semiconductors therebetween includes utilizing one of the electrical contacts as a substrate and wherein the inner surface thereof is modified by microroughening while being macro-planar.
    Type: Grant
    Filed: September 8, 1980
    Date of Patent: May 4, 1982
    Assignee: The University of Delaware
    Inventors: John D. Meakin, Julio Bragagnolo