ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,503, issued on March 18, was assigned to Hyundai Motor Co. (Seoul, South Korea) and Kia Corp. (Seoul, South Korea).
"Motor system" was invented by Jae Hoon Yoon (Gwacheon-Si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A motor system includes a motor including a motor cover and a shaft of which a first end portion is exposed to an outside of the motor cover, a permanent magnet provided at the exposed first end portion of the shaft, and a rotation angle detector disposed at a periphery of the permanent magnet, and configured to detect a magnetic field change due to rotation of the permanent magnet during rotation of the shaft to detec...