ZY

Zhongnian Yang

📍 Qingdao, CN: #946 of 2,087 inventorsTop 50%
Overall (All Time): #2,594,742 of 4,157,543Top 65%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11702936 Grouting device for high-coagulability grouting material Zhengyi Xu, Quanwei Liu, Xianzhang Ling, Cheng-Chung Huang, Xiu Liu +2 more 2023-07-18