ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,771,164, issued on Oct. 20, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).
"Hybrid uninterruptible power supply" was invented by Dohyun Kim (Suwon-si, South Korea) and Kyutae Kim (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hybrid uninterruptible power supply includes a power conversion unit including a converter electrically connected to a first external alternating current (AC) power source, an inverter electrically connected to an output of the converter and to a load, and a power storage unit electrically connected between the converter and the inverter, a current thrupass unit electrically connected...