HH

Haidong Han

📍 Lanzhou, CN: #97 of 287 inventorsTop 35%
Overall (All Time): #2,451,207 of 4,157,543Top 60%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12398643 Pulsating pneumatic motor Donghui Shangguan 2025-08-26