YC

Yu-Chun Chang

📍 Tainan, CA: #11 of 29 inventorsTop 40%
Overall (2011): #120,799 of 364,097Top 35%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8061642 Cutter device for a crushing machine 2011-11-22