Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6679488 | Armature spring for a relay | Martin Hanke, Ralf Hoffmann | 2004-01-20 |
| 6489869 | Electrical component and process for the manufacture thereof | Ralf Hoffmann | 2002-12-03 |
| 6040751 | Battery section switch | Thomas Haehnel, Bernd Saffian, Josef Kern | 2000-03-21 |
| 5834998 | Electromagnetic relay | Heiko Reiss | 1998-11-10 |