QZ

Qingfeng Zhang

📍 Daguantang, CN: #16 of 39 inventorsTop 45%
Overall (2020): #310,406 of 565,922Top 55%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D888913 Air humidifier Wenbing Ling, Chunqing Hu, Xue Yong Zhang, Chunyue Xu, Jingjing Wang +25 more 2020-06-30