Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6853915 | Motor vehicle navigation system that receives route information from a central unit | Michael P. Ruf | 2005-02-08 |
| 6850840 | Method for describing and generating road networks and corresponding road network | Ralf Willenbrock, Ulrich Mehlhaus, Michael Ortgiese | 2005-02-01 |