LC

Libin Chen

UN Unknown: 2 patents #75 of 2,491Top 4%
Overall (2025): #33,182 of 469,880Top 8%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12336640 Armrest-foldable chair Qinglei Kong 2025-06-24
D1067705 Ergonomic chair 2025-03-25
D1067797 Sitting posture warning device 2025-03-25
12220065 Folding chair Qinglei Kong 2025-02-11