QB

Qianfeng Bai

Overall (2023): #117,731 of 537,848Top 25%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1009130 Projection screen 2023-12-26
D996878 Hammock stand 2023-08-29