ALEXANDRIA, Va., July 15 -- United States Patent no. 12,665,142, issued on June 23, was assigned to Siemens AG (Munich).
"Circuit breaker device for protecting an electrical low-voltage circuit" was invented by Marvin Tannhauser (Hausen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A circuit breaker protecting an electric low-voltage circuit includes grid-side and load-side connections for low-voltage circuit conductors, a mechanical isolating contact unit having a closed contact state for current flow or an open contact state for DC isolation preventing current flow in the low-voltage circuit. An electronic interruption unit series-connected to the isolating contact unit has a high-ohmic state of ...