Patents by Inventor Vittorino Collin

Vittorino Collin 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).

  • Fusing rolls fixing unit for copying machine
    Patent number: 4272666
    Abstract: A fusing rolls fixing unit having a toner antisticky liquid supply device wetting the surface of the fixing rolls to prevent adhesion of toner particles thereto. The antisticky liquid supply device is discontinuously operated for applying liquid to the fixing rolls only one time for each copy-run executed.
    Type: Grant
    Filed: November 28, 1978
    Date of Patent: June 9, 1981
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Vittorino Collin