QY

Qiong Yan

BC Beijing Dajia Internet Information Technology Co.: 1 patents #13 of 121Top 15%
Overall (2023): #290,705 of 537,848Top 55%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D996401 Microphone Runqiang Han, Chen Zhang, Xinliang Lv, Xiguang Zheng, Qiao Han 2023-08-22