Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6552307 | Temperature detection device for an electric radiant heater | Wilfried Schilling, Wilhelm Perrin | 2003-04-22 |
| 6518820 | Circuit arrangement having a capacitive sensor element for a touch contact switch | — | 2003-02-11 |