DZ

Daojian Zhang

📍 Qingdao, CN: #946 of 2,087 inventorsTop 50%
Overall (All Time): #2,592,135 of 4,157,543Top 65%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11691696 Releasing and recovery device of box-type sampling equipment Zhiyuan Li, Qijun Yu, Haiquan Zhang, Binbin Zhang, Jiaheng Zheng 2023-07-04