Patents by Inventor Jörg Frey

Jörg Frey 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 for cleaning a circumferential surface of a cylinder of a printing press
    Patent number: 7998275
    Abstract: A method for cleaning a circumferential surface of a cylinder of a printing press provides for improved cleaning to be achieved during a short time. In order to clean the circumferential surface, a cleaning fluid is first applied to the circumferential surface. In order then to remove contaminants, the contaminants a broken up mechanically after the cleaning fluid is applied and before a cleaning apparatus acting on the circumferential surface is set into operation.
    Type: Grant
    Filed: February 24, 2009
    Date of Patent: August 16, 2011
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: Jörg Frey, Jörg Heuschkel, Bernd Maier