Patents by Inventor Helmut Eichner

Helmut Eichner 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).

  • Damping unit box for a damping unit of an offset printing machine
    Patent number: 5870952
    Abstract: A damping unit box for a damping unit of an offset printing machine, which box includes an inner basin-shaped wall and an outer basin-shaped wall that are separated by a heat insulating space to form a double-wall structure.
    Type: Grant
    Filed: February 29, 1996
    Date of Patent: February 16, 1999
    Assignee: MAN Roland Druckmaschinen AG
    Inventors: Helmut Eichner, Paul Steidle, Hermann Vogele