Patents by Inventor Eckhard Slawik

Eckhard Slawik 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).

  • Method and apparatus for making color corrections in the manufacture of printing plates
    Patent number: 4204223
    Abstract: Apparatus and method for color correction in the manufacture of printing forms which uses a correction circuit to determine correction parameters that are stored and then used in a correcting circuit for the color correction process and wherein the determination and correction are separate processes and in which in the correction circuits there are arranged a regulating unit controlled by digital values in the path of each the signal to be corrected and that the regulating units can be adjusted for determination of the correction parameters to digital values so as to obtain the desired correction and which are then stored in a storage medium from which they can be transferred in at least one correction circuit for a subsequent color correction process.
    Type: Grant
    Filed: June 2, 1978
    Date of Patent: May 20, 1980
    Assignee: Dr. Ing. Rudolf Hell GmbH
    Inventors: Uwe Gast, Dennis Kiralfy, Klaus Schaefer, Eckhard Slawik, Klaus Wellendorf