Patents by Inventor Eckhard Koplin

Eckhard Koplin 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).

  • Apparatus for treating printing plates
    Patent number: 4132235
    Abstract: An apparatus for treating photopolymer printing plates, which have already been exposed, with liquid media, in which the plate, mounted on a vertically movable holder, can be moved up and down between an upper loading and unloading chamber and a lower treatment chamber, separated from the upper chamber by a partially open partition, and in which upper and lower rim elements of the plate holder seal the aperture in the partition in a vapor-tight manner when the plate holder is in its terminal positions.
    Type: Grant
    Filed: December 15, 1977
    Date of Patent: January 2, 1979
    Assignee: BASF Aktiengesellschaft
    Inventors: Eckhard Koplin, Horst Hoffmann, Siegfried Raiff, Peter Richter, Helmut Kaufmann