CC

Chun-Cheng Chang

UN Unknown: 1 patents #273 of 2,925Top 10%
Overall (2003): #73,383 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6572120 Wheel assembly for roller skate 2003-06-03
6523836 Wheel assembly for roller skate Hong-Young Chiu 2003-02-25