PH

Pingying HAN

Overall (2022): #299,593 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11389025 Electric roasting machine Jianrong DU, Guoyao Zhao, Minghui Du, Jiequan Huang, Yan She +5 more 2022-07-19