Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6370252 | Circuit arrangement for testing the connection of a sound reproducing device to a sound signal source | — | 2002-04-09 |
| 5575163 | Device for the detachable fastening of an electrical service appliance | Peter Kohl, Klaus Rinneburger, Manfred Ruckert | 1996-11-19 |
| 5487177 | FM receiver comprising a circuit arrangement for determining the field strength of FM transmitters | — | 1996-01-23 |