Patents by Inventor Giovanbattista Preve

Giovanbattista Preve 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).

  • High-precision pressure sensor
    Patent number: 6450038
    Abstract: A pressure sensor, particularly for use in extruders of plastic materials, having an outer enclosure containing a supporting element for a semiconductor chip which is provided with a strain-gauge on one of opposite faces of the chip, a covering element in order to close the enclosure, a mechanical transmission element accommodated in the covering element, directed toward the semiconductor chip and in contact with the chip, the semiconductor chip being accommodated so as to float in the supporting element.
    Type: Grant
    Filed: October 17, 2000
    Date of Patent: September 17, 2002
    Assignee: Gefran Sensori S.r.l.
    Inventors: Giosuè Iseni, Giovanbattista Preve, Sergio Doneda, Ernst Obermeier