YZ

Yifeng Zhan

BC Bmc Medical Co.: 1 patents #2 of 6Top 35%
Overall (2021): #201,477 of 548,734Top 40%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10953182 Breathing mask Zhi Zhuang 2021-03-23