Johannes Vrana, Hubert Mooshofer, Matthias Goldammer, Max Rothenfusser, Wolfgang Heine
Patent: US8527215 09/2013
Johannes Vrana, Matthias Goldammer, Max Rothenfusser
Patent: US20120002036 01/2012
Johannes Vrana, Joachim Baumann, Matthias Goldammer, Max Rothenfusser
Patent: US20090046758 02/2009