Patents by Inventor Giuseppe Negro

Giuseppe Negro 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).

  • Wafers and processes for their manufacture
    Patent number: 4629628
    Abstract: A process is disclosed for making a wafer which has a smooth, dense surface and a cell-like internal structure for use as a filled wafer.
    Type: Grant
    Filed: July 13, 1981
    Date of Patent: December 16, 1986
    Assignee: Ferrero oHG mbH
    Inventor: Giuseppe Negro