Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Haishan Qin

Chengde County, CN: #2 of 2 inventorsTop 100%
Overall (All Time): #2,762,333 of 4,157,543Top 70%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11180917 Structure and method for connecting a composite insulation exterior wall panel and a steel structural beam-column 2021-11-23