Patents by Inventor Günter Kristen

Günter Kristen 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).

  • Electrical drive system
    Patent number: 8698345
    Abstract: An electric drive system, in particular for a rail vehicle, includes an electric energy accumulator and an electrochemical energy accumulator, connected in parallel. According to at least one embodiment of the invention, a component, e.g., a diode with a transmission direction facing away from the electrochemical energy accumulator, is situated in a connecting line between the electric energy accumulator and the electrochemical energy accumulator.
    Type: Grant
    Filed: September 2, 2008
    Date of Patent: April 15, 2014
    Assignee: Siemens Aktiengesellschaft
    Inventors: Peter Eckert, Günter Kristen, Michael Meinert, Karsten Rechenberg
  • ELECTRIC DRIVE SYSTEM
    Publication number: 20100253146
    Abstract: An electric drive system, in particular for a rail vehicle, includes an electric energy accumulator and an electrochemical energy accumulator, connected in parallel. According to at least one embodiment of the invention, a component, e.g., a diode with a transmission direction facing away from the electrochemical energy accumulator, is situated in a connecting line between the electric energy accumulator and the electrochemical energy accumulator.
    Type: Application
    Filed: September 2, 2008
    Publication date: October 7, 2010
    Inventors: Peter Eckert, Günter Kristen, Michael Meinert, Karsten Rechenberg