YZ

Yifeng Zhan

BC Bmc Medical Co.: 1 patents #1 of 4Top 25%
Overall (2019): #212,736 of 560,194Top 40%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10314998 Breathing mask Zhi Zhuang 2019-06-11