Patents by Inventor Günther Bergk

Günther Bergk 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).

  • Inductive transmission of electric energy
    Patent number: 7397679
    Abstract: An inductive electric energy transmission circuit includes: an oscillating circuit; a push-pull circuit including a first switching transistor and a second switching transistor that are configured to alternate a current flow through the oscillating circuit. The circuit arrangement also includes, a control circuit including first and second control transistors configured to control the first and second switching transistors; and a frequency generator configured to generate an output signal, wherein the output signal is adapted to drive the control transistors.
    Type: Grant
    Filed: July 13, 2004
    Date of Patent: July 8, 2008
    Assignee: Braun GmbH
    Inventor: Günther Bergk
  • Switched mode power supply with a device for limiting the output voltage
    Patent number: 6608769
    Abstract: The invention is directed to a switched mode power supply, in particular a flyback converter, with a device for limiting the output voltage. To provide a safeguard against excessive output voltages, a Schottky diode is connected in reverse direction between the output terminals of a switched mode power supply of the invention.
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: August 19, 2003
    Assignee: Braun GmbH
    Inventor: Günther Bergk