ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,532,099, issued on Jan. 20, was assigned to AAC Microtech (Changzhou) Co. Ltd. (Changzhou, China).
"Sounding device" was invented by Xingzhi Huang (Changzhou, China), Wei Song (Changzhou, China), Lubin Mao (Changzhou, China), Fan Zhang (Changzhou, China) and Yun Tang (Changzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sounding device includes a shell, a speaker component and a motor component. The speaker component includes a vibration system and a magnetic circuit system, the motor component includes a vibrator and a stator driving the vibrator to vibrate in a second direction, the stator is fixed with the shell and arranged at outside o...