CH

Chang Suk Han

Overall (2020): #518,657 of 565,922Top 95%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10806990 Inclined structure of court floor for automatic supply in ball game Byoung Koo CHO, Chang Hee CHUN, Bo Sub KIM, Yeon Uk JEONG 2020-10-20