Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6512977 | Method and device for reading navigation data | Frank Golisch, Dieter Kriegel, Thomas Dobberkau | 2003-01-28 |
| 6163752 | Method and arrangement for representing data in vehicle navigation systems | Dieter Kriegel, Thomas Dobberkau, Frank Golisch | 2000-12-19 |