QL

Qiujian Liu

Overall (2024): #70,382 of 561,600Top 15%
3
Patents 2024

Issued Patents 2024

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1044539 Tracker 2024-10-01
D1045047 Humidifier 2024-10-01
D1042083 Door knob 2024-09-17