ALEXANDRIA, Va., June 2 -- United States Patent no. 12,646,994, issued on June 2, was assigned to NIDEC Corp. (Kyoto, Japan).

"Motor" was invented by Yu Wang (Liaoning, China), Keisuke Yoshino (Kyoto, Japan), Yonggang Yang (Liaoning, China) and Masashi Omi (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure provides a motor. The motor includes a housing and a lid molded by pressing. The lid includes a first wall portion extending along an axial direction. One side in the axial direction of the first wall portion is tightly fitted or loose-fitted to the housing, and the other side in the axial direction of the first wall portion is connected to an external device. This structure facil...