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Hongdan Qu

📍 Yueqing, CN: #3 of 7 inventorsTop 45%
Overall (2025): #366,309 of 469,880Top 80%
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Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D1061646 Drill bit 2025-02-11