ZH

Zhengfang Han

Overall (2025): #150,917 of 469,880Top 35%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12404907 Drum brake Wulin Han, Bo Wang, Xiangle Qiao, Yan Zhao, Dejun Cui +1 more 2025-09-02