CY

Chun Yu

BC Beijing Zhigu Rui Tuo Tech Co.: 1 patents #5 of 12Top 45%
Overall (2021): #492,705 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10948979 Method and device for determining action or action part Yuanchun Shi, Yuntao Wang, Lin Du 2021-03-16