JC

Joong S. Chang

📍 Cypress, CA: #196 of 389 inventorsTop 55%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,571,870 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6186017 Multi-speed bicycle transmission In H. Kang 2001-02-13