YZ

Yanhui Zhong

S( Safekey Engineering Technology (Zhengzhou): 1 patents #1 of 5Top 20%
Overall (2016): #178,345 of 481,213Top 40%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9353888 Polymer bag grouting method for repairing settlement of underground pipelines Fuming Wang, Mingsheng Shi, Hongyuan Fang, Xiaoliang Wang 2016-05-31