ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,463,456, issued on Nov. 4, was assigned to Milwaukee Electric Tool Corp. (Brookfield, Wis.).

"Portable power supply with bidirectional charging and passthrough" was invented by David Brochtrup (Menomonee Falls, Wis.) and Logan Manderle (Milwaukee).

According to the abstract* released by the U.S. Patent & Trademark Office: "A portable power supply including an alternating current ("AC) power input interface, an AC power output interface, and a battery core. The power supply further includes at least one switch. The at least one switch is electrically connected between the AC power input interface and the battery core. The power supply also includes a controller configured to control th...