DH

Dafang Huang

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Yueqing, CN: #28 of 45 inventorsTop 65%
Overall (All Time): #3,178,773 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8552376 Pyroelectric motion detection circuit Gui Chen 2013-10-08