QK

Qinglei Kong

UN Unknown: 2 patents #75 of 2,491Top 4%
Overall (2025): #94,138 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12336640 Armrest-foldable chair Libin Chen 2025-06-24
12220065 Folding chair Libin Chen 2025-02-11