HC

Hsien-Yi Chang

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Nantou, TW: #91 of 154 inventorsTop 60%
Overall (All Time): #2,924,676 of 4,157,543Top 75%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9533404 Wrench with maximum operational torque Bobby Hu 2017-01-03