Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7400131 | Current Sensor | — | 2008-07-15 |
| 7358716 | Measuring method and measuring arrangement for measuring currents with a large dynamic range | Stefan Schaefer, Friedrich Lenhard | 2008-04-15 |
| 7057485 | Current transformer for a compensating current sensor | Friedrich Lenhard, Stefan Schafer | 2006-06-06 |
| 6028422 | Current transformer | — | 2000-02-22 |