QZ

Qingrong ZHANG

📍 Dongguan, CN: #287 of 827 inventorsTop 35%
Overall (2024): #306,047 of 561,600Top 55%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D1040228 Learning board — 2024-08-27