Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6745123 | Method and device for transmitting navigation information from data processing center to an on-board navigation system | Bernd Petzold, Cornelius Hahlweg, Ulrich Kersken | 2004-06-01 |
| 6701248 | Method of route planning in a navigation system | Bernd Petzold, Cornelius Hahlweg, Ulrich Kersken | 2004-03-02 |