Patents by Inventor Stephan Platz

Stephan Platz 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).

  • Multiple coating apparatus
    Patent number: 3983839
    Abstract: An arrangement for the production of webs coated with several emulsions, comprising coating and drying means arranged in succession, in the latter being connected to air supply and discharge shafts. A plurality of coating means are arranged at a selectable spacing from one another along the web which is guided in loop formation, the physical parameters for coating and drying are adjustable for each layer.
    Type: Grant
    Filed: November 17, 1972
    Date of Patent: October 5, 1976
    Assignee: AGFA-Gevaert, A.G.
    Inventors: Peter Herzhoff, Hans Gref, Wolfgang Schweicher, Hans Frenken, Karl Voss, Stephan Platz, Gunther Koepke, Georg Brauniger