Patents Assigned to Nanogate Advanced Materials GmbH
  • Impression composition for the preparation of precision optics
    Patent number: 8246896
    Abstract: The invention relates to a molding composition which is embodied as a molding composition, a thus produced molded body as a molded body, and a method for producing said molded body comprising a surface structure.
    Type: Grant
    Filed: March 8, 2006
    Date of Patent: August 21, 2012
    Assignee: Nanogate Advance Materials GmbH
    Inventors: Martin Klenke, Thomas Benthien
  • Illuminating device
    Patent number: 7682062
    Abstract: An illuminating device for backlighting flat displays, in particular displays for mobile applications, is provided. The illuminating device includes a light source and a light guiding member into which light emitted from the light source is coupled in and is coupled out therefrom at an exit surface. The exit surface has a surface structure including diffractive surface elements for light propagation, wherein all surface elements have a surface structure with a constant amplitude.
    Type: Grant
    Filed: September 8, 2005
    Date of Patent: March 23, 2010
    Assignee: Nanogate Advanced Materials GmbH
    Inventor: Martin Stadtwald-Klenke
  • Flat screen
    Patent number: 7623197
    Abstract: A flat screen comprises a liquid-crystal element, such as an LCD element, for representing an image. Further, a plurality of point light sources, such as LEDs, are provided. Between the point light sources and the liquid-crystal element a light-guiding element is arranged. For rendering the brightness distribution more uniform, the light-guiding element comprises at a surface thereof a plurality of diffractive surface elements arranged in cells.
    Type: Grant
    Filed: March 3, 2006
    Date of Patent: November 24, 2009
    Assignee: Nanogate Advanced Materials GmbH
    Inventor: Martin Klenke