BT

Bei Tong

AC Aac Acoustic Technologies (Shenzhen) Co.: 1 patents #22 of 47Top 50%
Overall (2021): #516,957 of 548,734Top 95%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11159895 Piezoelectric type and capacitive type combined MEMS microphone Zhan Zhan, Yang Li, Kahkeen Lai, Xiaohui Zhong, Lian Duan 2021-10-26