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Chong-Chul Chal

Samsung: 1 patents #49,284 of 75,807Top 70%
📍 Seoul, KR: #24,369 of 39,741 inventorsTop 65%
Overall (All Time): #3,239,314 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7880833 Thin film transistor array panel for a display Kyoung-Ju Shin, Hye-Young Ryu, Jang-Soo Kim, Jae-Hyoung Youn, Young-Wook Lee 2011-02-01