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Chong-Yi Chang

TC T.Y.C. Brother Industrial Co.: 2 patents #15 of 66Top 25%
📍 Hualien City, TW: #71 of 223 inventorsTop 35%
Overall (All Time): #2,191,852 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D493005 Automobile light — 2004-07-13
D491295 Automobile light — 2004-06-08