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Chia-Fa Chang

DP Dell Products: 1 patents #105 of 393Top 30%
📍 Yujing, TW: #4 of 8 inventorsTop 50%
Overall (2011): #336,636 of 364,097Top 95%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8022671 Battery under-voltage protection Yung Fa Chueh, Wen-Yung Chang, Tun-Chieh Liang 2011-09-20