ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,381,494, issued on Aug. 5, was assigned to Heng Yi Technology Co. Ltd. (Zhaoqing, China).

"Magnetic levitation device and linear motion mechanism thereof" was invented by Liangqing Li (Shenzhen, China) and Xiaobing Wang (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a magnetic levitation device and a linear motion mechanism thereof. The magnetic levitation device is provided with a base and a levitation body, the base comprises a first magnetic assembly, the levitation body comprises a second magnetic assembly, and the first magnetic assembly and the second magnetic assembly are configured to be capable of providing a magne...