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Chuan Hao Chao

📍 Tainan, TW: #2,725 of 4,566 inventorsTop 60%
Overall (All Time): #3,264,462 of 4,157,543Top 80%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8026826 Door bell with compact profile — 2011-09-27