Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6996089 | Method of transmitting digitally coded traffic information and radio receiver for same | Michael P. Ruf, Ulrich Kersken, Heinrich Schmidt, Karin Hempel | 2006-02-07 |
| 6883052 | System for securing data on a data carrier | Robert Joannes Van Essen | 2005-04-19 |