Patents by Inventor Hans Käsbauer

Hans Käsbauer 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 applying a layer of lacquer to an upper side of a printed medium
    Patent number: 6808584
    Abstract: A method and apparatus apply a lacquer layer to the upper side of a printed medium (i.e. a printed sheet). The method and apparatus form a film of lacquer, in particular a UV lacquer film. Next, the lacquer film is dried or hardened under the action of heat and/or UV radiation. Next, the dried/hardened lacquer film is transferred to the (fresh or still wet) printed upper side of the printed medium, with simultaneous permanent adhesion of the film to this upper side.
    Type: Grant
    Filed: November 12, 2002
    Date of Patent: October 26, 2004
    Assignee: Heidelberger Druckmaschinen AG
    Inventor: Hans Käsbauer