CK

Chin-Sung Ko

📍 Changhua City, TW: #24 of 83 inventorsTop 30%
Overall (2003): #249,477 of 273,478Top 95%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6539964 Positioning structure of a manual folded umbrella — 2003-04-01