Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6714862 | Navigation method and a navigation system for determining a route for a means of transport moving from starting point to a destination | Stefan Lau, Heinrich Schmidt | 2004-03-30 |
| 6711498 | Method for operating a navigation system for a vehicle | Stefan Lau, Heinrich Schmidt | 2004-03-23 |
| 6679488 | Armature spring for a relay | Juergen Breitlow-Hertzfeldt, Martin Hanke | 2004-01-20 |
| 6674353 | Magnet system for a relay | Martin Hanke, Josef Kern, Karsten Pietsch | 2004-01-06 |