Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4931757 | Contactor and/or circuit breaker | Josef Risthaus | 1990-06-05 |
| 4719542 | Quick-mount device for contactors | — | 1988-01-12 |
| 4713636 | Circuit-breaker | Josef Risthaus | 1987-12-15 |
| 4691978 | Circuit breaker, in particular an accessory or motor contactor | — | 1987-09-08 |
| 4688011 | Motor safety switch | Josef Risthaus | 1987-08-18 |
| 4594484 | Switch bridge arrangement for an electrical switch | — | 1986-06-10 |
| 4577174 | Electromagnet for electric switching device | — | 1986-03-18 |
| 4550232 | Circuit breaker | — | 1985-10-29 |
| 4540859 | Convertible normally closed/normally open switch with cam actuator | — | 1985-09-10 |
| 4528535 | Electromagnetic switching device | — | 1985-07-09 |
| 4401863 | Contact device for low voltage switch devices | Kurt Breidenbach | 1983-08-30 |
| 4345225 | Switch | — | 1982-08-17 |
| 4337447 | Switch | — | 1982-06-29 |
| 4229719 | Contactor | — | 1980-10-21 |