PK

Ping-Shien Ko

📍 Danei, TW: #570 of 1,188 inventorsTop 50%
Overall (All Time): #3,955,925 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4759098 Direction setting device for rollers of a baby walker — 1988-07-26