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Ching-Shan Chuang

📍 Tainan, TW: #2,005 of 4,566 inventorsTop 45%
Overall (All Time): #2,211,610 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6361267 Wheelchair shifting aid 2002-03-26
5699566 Sickbed 1997-12-23