HZ

Hechao ZHANG

Overall (All Time): #1,793,180 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11629704 Bearing lubrication structure for a wind power gearbox Hongjian Li, Xuefeng Wang 2023-04-18
11543019 Gear box with an oil stirring box Hongpu Mao, Aimin He, Yizhong Sun, Fei Zhu 2023-01-03