HL

Haitang Liu

UN Unknown: 2 patents #98 of 3,153Top 4%
📍 Jing County, CN: #3 of 18 inventorsTop 20%
Overall (2022): #156,455 of 548,613Top 30%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11525565 Christmas tree stand connecting structure and LED decorative lamp 2022-12-13
11519593 Rotatable lamp device 2022-12-06