QC

Qinjie Chen

Overall (All Time): #1,071,902 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D1080014 Solar light 2025-06-17
D1061821 Urinal screen 2025-02-11
D1061822 Urinal screen 2025-02-11
D1060616 Urinal screen 2025-02-04