YC

You Lack Choi

UN Unknown: 1 patents #306 of 3,153Top 10%
Overall (2022): #199,301 of 548,613Top 40%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11370972 Flame-retardant insulation bar for windows and doors Byoung Wook Sun 2022-06-28