ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,539,770, issued on Feb. 3, was assigned to BYD Co. Ltd. (Shenzhen, China).

"Method and apparatus for controlling heating of electric drive system of vehicle, heating system, and vehicle" was invented by Luhui Xu (Shenzhen, China), Xiangshuai Xu (Shenzhen, China), Shaopeng Ren (Shenzhen, China) and Zhiyong Du (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for controlling heating of an electric drive system of a vehicle, the electric drive system includes a motor controller and a motor, and the method includes: determining that the vehicle is in a travelling state; obtaining a rotation speed value and a torque control value of a m...