ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,598, issued on April 21, was assigned to AAC Microtech (Changzhou) Co. Ltd. (Changzhou, China).
"Linear vibration motor with weight having two driving assemlbiess and magnets with common pole plate and other plates" was invented by Jie Wu (Changzhou, China), Junsheng Wang (Changzhou, China), Aijie Zhu (Changzhou, China), Qiang Zhang (Changzhou, China) and Yanxue Zhi (Changzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A linear vibration motor, including a housing, a weight suspended in the housing, at least two driving assemblies driving the weight to horizontally vibrate, and an elastic connector elastically supporting the weight. The ...