RT

Ryan C. Tsui

📍 Yorba Linda, CA: #486 of 818 inventorsTop 60%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #2,870,495 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9860645 Multi-driver air-tube earphone — 2018-01-02