Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6798217 | Proximity sensor | — | 2004-09-28 |
| 6791447 | Configuration for producing electrical power from a magnetic field | Kai Garrels | 2004-09-14 |
| 6749119 | System for a machine having a large number of proximity sensors, as well as a proximity sensor, and a primary winding for this purpose | Bernd Smailus, Martin Klaus, Kai Garrels, Lothar Heinemann | 2004-06-15 |