Patents by Inventor Mathias Lederbogen

Mathias Lederbogen 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).

  • Publication number: 20110097636
    Abstract: A method for shutting down a fuel cell system having at least one fuel cell, especially a fuel cell provided with a proton exchanging membrane, anode and cathode inlets, anode and cathode outlets, an anode recirculation circuit, a device which is operated according to the Venturi principle and is used to convey the gas in the anode recirculation circuit, and a hydrogen and air supply is disclosed. A method characterized by low emission values and high efficiency is provided. The hydrogen supply to the anode is interrupted during shutdown of the fuel cell system and the current generated from the residual hydrogen is supplied to an electric consumer.
    Type: Application
    Filed: June 28, 2005
    Publication date: April 28, 2011
    Applicant: DaimlerChrysler AG
    Inventors: Michael Kurrle, Mathias Lederbogen, Gerald Post, Volker Schempp, Klaus Weigele