Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5940547 | Optical fiber accidental arc detector for an electric power distribution switching device | Andreas Schumacher | 1999-08-17 |
| 5650902 | Substation for the distribution of electrical energy protected against arcing faults | Manfred Herkenrath, Paul Wey, Dietrich Stade, Holger Schau | 1997-07-22 |
| 5222910 | Plug element for an electrical connection, in particular in distribution boards or similar installations | Rainer Haar | 1993-06-29 |