DR

Dongyeol Ryu

📍 Cheongju-si, KR: #489 of 787 inventorsTop 65%
Overall (All Time): #2,444,374 of 4,157,543Top 60%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12382562 LED control apparatus with function to remove abnormal light emission of LED matrix 2025-08-05