YC

Yoon Seok Chang

📍 Seoul, KR: #18,030 of 39,741 inventorsTop 50%
Overall (All Time): #1,694,701 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12221365 Method for concentrating aqueous solution with low energy by using reverse osmosis and forward osmosis in state in which multiple-no osmotic pressure difference is induced Ho Nam Chang, Nam Uook Kim 2025-02-11
11214284 Cargo transporting vehicle Nam Uook Kim, Jeong In LEE 2022-01-04