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Chang-Wei Chai

📍 Yuchi, TW: #59 of 186 inventorsTop 35%
Overall (All Time): #2,130,576 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7472920 Retractable bed mechanism 2009-01-06
7069610 Therapeutic mattress 2006-07-04