ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,906, issued on May 5, was assigned to Samsung SDI Co. Ltd. (Yongin-si, South Korea).

"Method for estimating state of charge of battery" was invented by Christober Rayappan (Yongin-si, South Korea), Sungwook Paek (Yongin-si, South Korea), Byeonghui Lim (Yongin-si, South Korea), Yongjun Hwang (Yongin-si, South Korea), Jake Kim (Yongin-si, South Korea) and Giheon Kim (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of estimating a state-of-charge (SOC) of a battery includes: setting an initial SOC value and an initial Kalman error covariance value; receiving an estimated G parameter value, a current current value, and a cur...