ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,447, issued on April 22, was assigned to Ujniversity of Manitoba (Winnipeg, Canada).

"Direct current circuit breaker and related method" was invented by Ngai Man Ho (Winnipeg, Canada), King Man Siu (Winnipeg, Canada) and Dong Li (Winnipeg, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A direct current circuit breaker comprises a mechanical relay in a first supply line configured to conduct electrical current during steady-state operation and an auxiliary relay assembly in parallel with the mechanical relay to define an auxiliary breaker path for conducting electrical current during transient operation of the circuit breaker. The auxiliary rel...