ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,727,726, issued on Sept. 8, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).

"Cordless vacuum cleaner including plurality of batteries and method for controlling same" was invented by Samjong Jeong (Suwon-si, South Korea), Seho Park (Suwon-si, South Korea), Sanghoon Bae (Suwon-si, South Korea), Jiseob An (Suwon-si, South Korea), Seongu Lee (Suwon-si, South Korea) and Jaeshik Jeong (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cordless vacuum cleaner is provided. The cordless vacuum cleaner includes a plurality of batteries and a method of controlling the same are provided. The cordless vacuum cleaner includ...