Patents by Inventor Christoph Brandstatter

Christoph Brandstatter 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).

  • Organic electroluminescence devices and displays
    Patent number: 6117529
    Abstract: An electroluminescence color display screen comprising an organic electroluminescence layer disposed between a patterned base electrode layer and a patterned top electrode layer, and further comprising a color conversion layer and a spectrally selective reflector for improving the color efficiency of the color display screen.
    Type: Grant
    Filed: December 18, 1996
    Date of Patent: September 12, 2000
    Assignee: Gunther Leising
    Inventors: Gunther Leising, Stefan Hampel, Farideh Meghdadi, Berthold Winkler, Christoph Brandstatter, Ullrich Scherf, Stefan Tasch