Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453230 | Apparatus for handling a traffic message | — | 2002-09-17 |
| 6285862 | RDS-TMC radio receiver including a speech segment memory | Hans-Wilhelm Ruhl, Paulus Louis Guido Moers | 2001-09-04 |
| 6226646 | Storage medium carrying geographical location data | — | 2001-05-01 |