ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,506,333, issued on Dec. 23, was assigned to Siemens AG (Munich).
"Circuit breaker" was invented by Anand Venkatramani (Furth, Germany) and Gerald Plank (Fensterbach, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A circuit breaker for interrupting an electrical circuit when current limit values and/or current/time period limit values are exceeded has an energy transducer, the primary side of which is connected to the electrical circuit and the secondary side of which provides a power supply for at least one control unit of the circuit breaker. A first rectifier circuit and a second rectifier circuit are connected to the secondary-side output of ...