Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5861795 | Current-limiting resistor having PTC behavior | Joachim Glatz-Reichenbach, Felix Greuter, Zdenek Pelanek, Claus Schuler, Jorgen Skindhoj +1 more | 1999-01-19 |
| 4764836 | Circuit breaker | Lutz Niemeyer, Friedrich Pinnekamp, Norbert Wiegart | 1988-08-16 |
| 4742197 | High-voltage switch | — | 1988-05-03 |
| 4658108 | Gas-blast switch | — | 1987-04-14 |
| 4345129 | Electrical switch | Franz Czech, Hans Pfrotzschner | 1982-08-17 |
| 4320337 | Combined current and voltage converter for a compressed-gas insulated metal-enclosed high voltage installation | Hans Hartmann | 1982-03-16 |
| 4316051 | Partition insulator having a predetermined rupture behavior | Georg-Heinz Krieter | 1982-02-16 |