Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4556767 | Gas-blast circuit breaker | Walter Egli, Ekkehard Schade, Roland Stelzer | 1985-12-03 |
| 4486632 | High-voltage power switch | Lutz Niemeyer, Blaise Perrenoud, Ekkehard Schade, Rolf Schaumann | 1984-12-04 |
| 4431878 | Compression piston switch | Lutz Niemeyer | 1984-02-14 |
| 4420662 | Compressed-gas circuit breaker | Lutz Niemeyer | 1983-12-13 |
| 4414450 | High voltage power switch | Rudolf Moll, Ekkehard Schade | 1983-11-08 |
| 4385261 | Method and apparatus for the execution of gas discharge reactions | Ulrich Kogelschatz, Jiri Mastner | 1983-05-24 |
| 4371765 | Electrical switch for large currents | — | 1983-02-01 |
| 4319527 | Blasting charge for a blast actuated high-voltage power switch | Lutz Niemeyer | 1982-03-16 |
| 4237356 | Electrical compression switch with contact movement assistor | — | 1980-12-02 |