YC

Yu Yi Chao

📍 Beinan, TW: #25 of 50 inventorsTop 50%
Overall (All Time): #3,627,082 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6116995 Drill bit sharpening apparatus — 2000-09-12