QK

Qinglei Kong

UN Unknown: 2 patents #98 of 3,153Top 4%
Overall (2022): #120,377 of 548,613Top 25%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11497315 Chair for fitness exercise Libin Chen 2022-11-15
11259638 Chair with footrest mechanism Libin Chen 2022-03-01