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Latest external collaboration on country level. Dive into details by clicking on the dots.

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Dive into the research topics where Jan-Michael Grähn is active.

Publication


Featured researches published by Jan-Michael Grähn.


Archive | 2007

Gassorptionsspeicher mit optimierter Kühlung

Jan-Michael Grähn; Werner Grunwald; Ian Faye; Stephan Leuthner; Kai Oertel; Thorsten Allgeier; Markus Schubert


Archive | 2006

Fuel cell system for automobiles has a diagnostic facility with a controller to maintain electrical power during diagnosis phase

Jürgen Binder; Eberhard Schoch; Ulrich Gottwick; Rainer Saliger; Jan-Michael Grähn; Jens Intorp; Arthur Schaefert; Frank Baumann; Gunter Wiedemann


Archive | 2007

Vehicle has metal organic framework inside tank which is a pressurized tank formed for pressurized storage of gaseous fuel, wherein pressurized gas tank comprises at least two tank sections

Thorsten Allgeier; Ian Faye; Jan-Michael Grähn; Werner Gruenwald; Stephan Leuthner; Kai Oertel


Archive | 2006

Fahrzeug mit einer Versorgungseinheit

Thorsten Allgeier; Ian Faye; Ulrich Gottwick; Jan-Michael Grähn


Archive | 2009

Verfahren zur Regelung der Gasentnahme

Jan-Michael Grähn; Werner Grunwald; Ian Faye; Ulrich Müller; Frank Poplow; Markus Schubert


Archive | 2007

Vorrichtung zur Regelung der Gasreinheit für einen Gasspeicher

Jan-Michael Grähn; Werner Grunwald; Ian Faye; Stephan Leuthner; Kai Oertel; Thorsten Allgeier; Ulrich Müller; Michael Hesse; Markus Schubert


Archive | 2007

Verfahren und Vorrichtung zur Reinigung eines Gasspeichers

Jan-Michael Grähn; Werner Grunwald; Ian Faye; Stephan Leuthner; Kai Oertel; Thorsten Allgeier; Ulrich Müller; Markus Schubert


Archive | 2013

Circuit device for converting input voltage to output voltage, used in powertrain of motor car, has half-bridge that includes inductor which is connected to bridge tap connected between controllable semiconductor switches

Sebastian Hawliczek; Jan-Michael Grähn


Archive | 2007

Verfahren zur Regelung der Gasentnahme und Vorrichtung zur Speicherung mindestens eines Gases A method for regulation of the gas extraction and means for storing at least one gas

Jan-Michael Grähn; Grünwald Werner; Ian Faye; Müller Ulrich; Poplow Frank; Schubert Markus


Archive | 2007

Verfahren zur Regelung der Gasentnahme Method for regulating the gas sampling

Ian Faye; Jan-Michael Grähn; Werner Grunwald; Ulrich Müller; Frank Poplow; Markus Dr. Schubert

Collaboration


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