HL

Hengjun Liu

📍 Linqing, CN: #2 of 4 inventorsTop 50%
Overall (All Time): #1,324,094 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1067890 Remote control page turner 2025-03-25
D1034535 Remote control page turner 2024-07-09
D1031844 Remote control page turner 2024-06-18