YM

Yafei Ma

CT Changsha University Of Science And Technology: 3 patents #11 of 194Top 6%
Overall (All Time): #1,407,010 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11486815 Method and system for predicting corrosion fatigue life of prestressed concrete bridges Xiaochao Su, Lei Wang, Jianren Zhang, Zhongzhao Guo 2022-11-01
11225803 Prestressed bailey beam for reinforcement and construction method therefor Lei Wang, Binghui Wu, Xuhui Zhang, Jianren Zhang 2022-01-18
11066793 Arch foot maintaining device and maintenance method for achieving multi-degree-of-freedom displacement of arch foot Lei Wang, Zhongzhao Guo, Jianren Zhang 2021-07-20