Patents by Inventor Elio Martinengo

Elio Martinengo 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).

  • Heating device for fixing information on an information medium
    Patent number: 5495275
    Abstract: A heating element (30) for a device for fixing images in photocopiers or information printed by a printer on media (12) having different formats is formed by a layer of resistive material having a negative temperature coefficient (NTC), so that, in the portion of the heating element (30) not covered by a medium of any smaller format, the quantity of heat supplied and the temperature of the heating element are automatically adjusted without the use of a special control circuit.
    Type: Grant
    Filed: August 26, 1993
    Date of Patent: February 27, 1996
    Assignee: Olivetti-Canon Industriale
    Inventor: Elio Martinengo