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Yung Tay Yu

CC Chaw Khong Technology Co.: 1 patents #8 of 18Top 45%
📍 Dahe, CN: #50 of 100 inventorsTop 50%
Overall (All Time): #3,525,752 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6634452 Electric scooter power switching device Tung-Chao Cheng 2003-10-21