HY

Hyeon Sik You

EC Em-Tech Co.: 1 patents #33 of 70Top 50%
📍 Songgye-ri, KR: #55 of 108 inventorsTop 55%
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Patent #TitleCo-InventorsDate
12267659 Waterproof microspeaker Gang Tae Kim, Heung Woo Jeong, Hyun Woo Jeong 2025-04-01