Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6571764 | Direct injection internal combustion engine | Alfred Ottowitz, Rainer Wurms, Ralf Budack, Thomas Rieger | 2003-06-03 |
| 6378490 | Direct injection internal combustion engine | Alfred Ottowitz, Thomas Rieger, Dietmar Wermuth, Thomas Schladt, Rainer Wurms +2 more | 2002-04-30 |