ALEXANDRIA, Va., May 19 -- United States Patent no. 12,631,192, issued on May 19, was assigned to RAETTS INTELLIGENT EQUIPMENT (GUANGDONG) Co. LTD. (Guangdong, China).

"Maglev air compressor with impeller assemblies" was invented by Yanguang Wu (Dongguan, China), Pan Xie (Dongguan, China), Jian Yang (Dongguan, China), Maosheng Liang (Dongguan, China), Baihe Hu (Dongguan, China), Biao Zhang (Dongguan, China) and Shaohong Huang (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application discloses a maglev air compressor, which includes a compressor housing, a motor stator, a rotor, a first impeller assembly and a second impeller assembly subjectable to an axial magnetic force and a ...