CY

Chin-Wen Yen

📍 Tainan, TW: #160 of 831 inventorsTop 20%
Overall (2016): #151,732 of 481,213Top 35%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9517574 Punching device 2016-12-13
9492940 Stationery punching device for creating a decorative craft 2016-11-15