Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8015803 | Operating method for a system composed of a reformer and a catalytic exhaust gas aftertreatment device | Jochem Huber, Juergen Ringler, Christian Liebl | 2011-09-13 |
| 7520133 | Thermodynamic engine | Michael Hoetger, Herbert Clemens, Tobias Haas, Gunnar Freitag, Raymond Freymann +1 more | 2009-04-21 |
| 7481044 | Method for operation of an internal combustion engine running on hydrogen | Joachim Bettendorf, Bernhard Staar, Juergen Ringler | 2009-01-27 |
| 7003946 | Process for the catalytic exhaust gas aftertreatment of engine combustion emissions | Hans Fickel, Juergen Ringler | 2006-02-28 |
| 6931841 | Process for the catalytic exhaust gas aftertreatment of engine combustion emissions | Hans Fickel, Juergen Ringler | 2005-08-23 |
| 5788004 | Power control system for motor vehicles with a plurality of power-converting components | Siegfried Friedmann, Karl Brinz, Georg Goetz, Jurgen Krause | 1998-08-04 |