YC

Young-Gae Chun

KC Korea Zinc Co.: 1 patents #5 of 14Top 40%
📍 Onsan-eup, KR: #30 of 70 inventorsTop 45%
Overall (All Time): #3,532,985 of 4,157,543Top 85%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6669894 Roaster with stabilized fluidized bed for roasting zinc concentrate Chang-Young Choi 2003-12-30