YY

Yanan Yang

Overall (2019): #215,017 of 560,194Top 40%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10292332 Stepless variable speed control mechanism for a lawn mower Chuanchun Wu, Jianxin Liang 2019-05-21