QS

Qinger Shen

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #2,502,466 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D1028522 Cleaning brush Cong Zhang 2024-05-28