Patents by Inventor Ullrich Dudder

Ullrich Dudder 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).

  • Developing station of a processing system for printing plates
    Patent number: 4737811
    Abstract: In the developing station of a processing system for printing plates, a counter-roller is offset with respect to the brush roller in the plane of passage of the printing plates by a given distance "a". In another embodiment, the transport rollers are lowered by an amount "b" with respect to the plane of passage which extends horizontally between the gap between the brush roller and the counter-roller.
    Type: Grant
    Filed: September 23, 1986
    Date of Patent: April 12, 1988
    Assignees: Hoechst Aktiengesellschaft, AJAX International Machinery and Metal Works A/S
    Inventors: Eberhard Schoernig, Eckehard Stein, Ullrich Dudder