Patents by Inventor Ralf Kunzemann

Ralf Kunzemann 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: 20120086217
    Abstract: The invention relates to a power generation apparatus (1), in particular for expanding the range of an electrically operated vehicle, having an internal combustion engine (5) and a generator (6), which is situated coaxially to the output shaft (7) of the internal combustion engine (5), internal combustion engine (5) and generator (6) being situated in a housing (2, 3) through which cooling air flows.
    Type: Application
    Filed: February 4, 2010
    Publication date: April 12, 2012
    Applicant: AVL LIST GMBH
    Inventors: Vincent Benda, Robert Fischer, Bernhard Graf, Christian Hubmann, Ralf Kunzemann, Helmut List, Günter Hohenberg, Josef Wolkerstorfer