Patents by Inventor Gianfranco Bava

Gianfranco Bava 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).

  • Ink jet electroformed nozzle
    Patent number: 4651174
    Abstract: A steel core (16) is subjected to an anti-adhesion passivation treatment. The nozzle (10) is then deposited by electroforming on the core of a layer of metal of predetermined thickness. After the tip (13) of the electroformed nozzle has been faced to uncover the capillary hole, the core (16) is extracted with an apparatus which comprises a plate for retaining the print nozzle and an extraction gripper. The electroforming bath may be formed by a solution comprising nickel salts.
    Type: Grant
    Filed: January 7, 1986
    Date of Patent: March 17, 1987
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventors: Gianfranco Bava, Franco Enrico