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Hua Duan

Overall (All Time): #1,816,059 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D994542 Electric motor scooter Fengping Zhang, Jiafei Yuan, Changqing Zhu, Jun Chen 2023-08-08
9950602 Installation structure for lithium battery box of electric vehicle Shiyong Wang, Zongyou Li, Yinghua Hu, Jing Wang, Wei Tian 2018-04-24