KC

Kyung Il Choi

SC Sk Holdings Co.: 1 patents #3 of 23Top 15%
📍 Seoul, KR: #380 of 1,320 inventorsTop 30%
Overall (2003): #174,810 of 273,478Top 65%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6602818 Method for preparing a catalyst for selective catalytic reduction of nitrogen oxides Sang Ho Lee, Choul Woo SHIN, Jun-Seong Ahn 2003-08-05