Patents by Inventor Erwin Helbrecht

Erwin Helbrecht 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).

  • Illuminated display window for LED and/or LC displays
    Patent number: 7789519
    Abstract: A display window is particularly suited for LED and/or LC displays. The display window includes a lighting device and a microstructure for illuminating the display window. The microstructure is disposed on the side of the display window facing the display.
    Type: Grant
    Filed: February 16, 2006
    Date of Patent: September 7, 2010
    Assignee: BSH Bosch uns Siemens Hausgeraete GmbH
    Inventors: Günter Gietl, Erwin Helbrecht, Herbert Kleinlein, Lothar Knopp, Thomas Ludenia, Gerhard Mager, Peter Vogelsang
  • Illuminated Display Window for LED and/or LC Displays
    Publication number: 20090129057
    Abstract: A display window is particularly suited for LED and/or LC displays. The display window includes a lighting device and a microstructure for illuminating the display window. The microstructure is disposed on the side of the display window facing the display.
    Type: Application
    Filed: February 16, 2006
    Publication date: May 21, 2009
    Applicant: BSH BOSCH UND SIEMENS HAUSGERATE GMBH
    Inventors: Gunther Gietl, Erwin Helbrecht, Herbert Kleinlein, Lothar Knopp, Thomas Ludenia, Gerhard Mager, Peter Vogelsang