ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,443,261, issued on Oct. 14, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).

"Walking assistance device and control method of walking assistance device" was invented by Changhyun Roh (Suwon-si, South Korea), Younbaek Lee (Suwon-si, South Korea), Jongwon Lee (Suwon-si, South Korea) and Bokman Lim (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A control method of a walking assistance apparatus is disclosed. The control method of the walking assistance apparatus includes estimating an operable time of the walking assistance apparatus based on an amount of remaining power and power consumption of the walking assis...