Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D593960 | Power controller | Roland Boss, Wolfgang Hamm | 2009-06-09 |
| 6211582 | Electrical switching device | Nils Platt, Siegfried Mannuss | 2001-04-03 |
| 4420072 | Switching and control device | Karl Treffinger | 1983-12-13 |