Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4758835 | System for the locking and/or unlocking of a security device | Klaus Rathmann, Rupert Janofske, Hans-Joachim Schroder, Gerhard Rossler | 1988-07-19 |
| 4726205 | Ignition key with transmitter | Klaus Rathmann | 1988-02-23 |