Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7937932 | Metering valve assembly and method for operating a metering valve assembly | Bernhard Hager, Michael Offenhuber, Johann Siller, Leopold Bernegger | 2011-05-10 |
| 7594393 | Apparatus for introducing a reducing agent into the exhaust of an internal combustion engine | Michael Offenhuber, Johann Siller, Olivier Marco, Rainer Reiter | 2009-09-29 |
| 6058246 | Heater and heating installation | Franz Werner | 2000-05-02 |