QS

Qiangdan Sun

UN Unknown: 1 patents #344 of 3,329Top 15%
Overall (2021): #297,507 of 548,734Top 55%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10905908 Dome-based cyclic inert sealing system for external floating roof tank and QHSE storage and transport method thereof Yuntao Mu 2021-02-02