Patents by Inventor Klaus Beckschwarte

Klaus Beckschwarte 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).

  • Driving circuit for light-emitting diodes
    Patent number: 6265832
    Abstract: In a driving circuit for a plurality of light-emitting diodes, in which the current (ILED) through each of the light-emitting diodes can be set by a respective current source, and in which a plurality of current sources are combined in an integrated circuit, a plurality of current sources have a common series resistor for reducing the power loss in the individual current sources.
    Type: Grant
    Filed: July 29, 1999
    Date of Patent: July 24, 2001
    Assignee: Mannesmann VDO AG
    Inventors: Jürgen Maisel, Klaus Beckschwarte