CC

Chia-Yu Chen

📍 Zhubeikou, NY: #2 of 3 inventorsTop 70%
Overall (2004): #31,273 of 270,089Top 15%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6820523 Tool having detachable handle — 2004-11-23
6820742 Display pack having tool try-on structure — 2004-11-23
6729209 Rotatable tool driving head having spring lock device — 2004-05-04