Patents by Inventor Franco Pizzagalli

Franco Pizzagalli 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).

  • Wafer dicing apparatus
    Patent number: 4407262
    Abstract: Installation for the sawing of wafers of semiconductor material encompassing an alignment station (1), a sawing station (9), and a cleaning station (7). A handling device, provided to convey the wafers from one station to another, while ensuring a perfect positioning under the disc (11) of the saw, encompasses at least two supporting platforms (2, 13), of a mobile table (14) and a transfer angle-iron (15). Platforms (2) and (13) are provided to retain a wafer by suction, whether the platforms are carried by fixed support (6) or by mobile table (14).
    Type: Grant
    Filed: March 2, 1981
    Date of Patent: October 4, 1983
    Assignee: Les Fabriques d'Assortiments Reunies S.A.
    Inventors: Gustav Wirz, Franco Pizzagalli