Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8057269 | Contact element and use of such a contact element in a plug connection | Tom Ledermann, Reto Störi | 2011-11-15 |
| 6547607 | Contact element | Jürg Freudiger | 2003-04-15 |
| 5360355 | Contact apparatus | Hans P. Ehrler, Rudolf Neidecker | 1994-11-01 |