YS

Yu Shen

AC Aac Kaitai Technologies (Wuhan) Co.: 6 patents #13 of 21Top 65%
AC Aac Acoustic Technologies (Shenzhen) Co.: 1 patents #138 of 263Top 55%
AC Aac Microtech (Changzhou) Co.: 1 patents #93 of 162Top 60%
📍 Lo Wu, CN: #1,250 of 7,906 inventorsTop 20%
Overall (All Time): #672,740 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12317044 MEMS piezoelectric speaker Yiwei Zhou, Qiang Dan, Yang Li 2025-05-27
12192702 MEMS speaker Qiang Dan, Yiwei Zhou, Yang Li 2025-01-07
12015896 Piezoelectric speaker Qiang Dan, Yiwei Zhou, Shiyang Cheng, Yang Li 2024-06-18
11968507 Speaker having first diaphragm, second diaphragm with different stiffness from first diaphragm, and driver located in through hole of first diaphragm Shiyang Cheng, Qiang Dan, Yiwei Zhou, Yang Li 2024-04-23
11950070 Sound production device Qiang Dan, Shiyang Cheng, Yiwei Zhou, Yang Li 2024-04-02
11910155 MEMS speaker Qiang Dan, Yiwei Zhou, Yang Li 2024-02-20
11895464 MEMS speaker and speaker assembly structure Shiyang Cheng, Yiwei Zhou, Qiang Dan, Yang Li 2024-02-06