Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7856873 | Apparatus for reducing the friction between two bodies | — | 2010-12-28 |
| 6889673 | Device for exhaust-gas recirculation | Franz Bender, Hermann Buter | 2005-05-10 |
| 6413242 | Injection device for injection of liquid | Peter Michel, Peter Nydegger | 2002-07-02 |