ALEXANDRIA, Va., July 15 -- United States Patent no. 12,665,480, issued on June 23, was assigned to AAG Microtech (Changzhou) Co. Ld. (Changzhou, China).

"Vibration motor with elastic support members with fixing portions on beveled edge of a corner of the mass" was invented by Weibo Chen (Changzhou, China), Xiaorong Zhou (Changzhou, China), Ziyang Zhang (Changzhou, China) and Jie Wu (Changzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vibration motor is provided, including: a housing including a pair of side walls, a vibrator including a mass block, a pair of elastic support members disposed at both ends of the vibrator, and a stator. The mass block includes a pair of corners diagonally dispose...