YC

Yu-Wen Cheng

📍 Tainan, TW: #57 of 212 inventorsTop 30%
Overall (2002): #84,373 of 266,432Top 35%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6418571 Chair with toilet sink — 2002-07-16