TF

Tangchun Feng

Overall (All Time): #1,321,083 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1067973 Bead spinner 2025-03-25
D1065326 Electric bead spinner 2025-03-04
D1023703 Double bowl bead spinner 2024-04-23