Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7114955 | Contact arrangement with contact pieces guided towards each other and are displaced in a longitudinal manner and a roller-type contacts for making contact in one such contact arrangement | — | 2006-10-03 |
| 6501572 | Recognition device for connecting contacts on switch panels | Brunhilde Wenge | 2002-12-31 |
| 6129554 | Device for electrical connections between switch rooms | — | 2000-10-10 |
| 5185497 | Single-pole gas-insulated line duct | — | 1993-02-09 |
| 4523253 | Encapsulated medium-voltage electrical load switching apparatus | Kurt Grunberg, Peter Werner, Kurt Koch, Friedrich Schweppe, Kurt Voigtlander | 1985-06-11 |
| 4507641 | Driving mechanism for a three-position electrical switch | — | 1985-03-26 |