CN

Chang-Hoon Na

KI Kolon Industries: 1 patents #224 of 445Top 55%
📍 Jeomgok-myeon, KR: #394 of 732 inventorsTop 55%
Overall (All Time): #3,574,244 of 4,157,543Top 90%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6196495 Reel for winding photosensitive film Jae Young Hwang, Woo-Chang Choi, Byeong-Il Lee, Kie Jin Park, Hyun-Seuk Choi 2001-03-06