QJ

Qingjun Jian

📍 Hexi District, CN: #17 of 75 inventorsTop 25%
Overall (All Time): #1,721,620 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1080859 Compressed atomizer 2025-06-24
D1039754 Hand-held atomizer 2024-08-20