HC

Hong-Young Chiu

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #2,190,951 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6736411 Locking device for a detachable skate of sport shoe Chen Wang, Chun-Cheng Chang 2004-05-18
6523836 Wheel assembly for roller skate Chun-Cheng Chang 2003-02-25