Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6145898 | Door locking device for electric apparatus | Günther Hengelein, Hubert Harrer | 2000-11-14 |
| 5558211 | Push-button actuated safety switch | Konrad Heydner | 1996-09-24 |
| 5451729 | Single or multipole circuit breaker | Fritz Krasser | 1995-09-19 |
| D356545 | Overload current switch | Harald Groschup | 1995-03-21 |
| 5062668 | Safety lock for the doors of electrical applicances | Fritz Krasser | 1991-11-05 |
| 4947010 | Electrical equipment housing | Konrad Heydner | 1990-08-07 |
| 4329669 | Circuit breaker with auxiliary tripping unit | Fritz Krasser | 1982-05-11 |