YT

Yai-Kun Tsai

DE Darfon Electronics: 1 patents #123 of 225Top 55%
Overall (All Time): #3,484,115 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6761494 Button apparatus with a complex elastic unit Chien-Shih Hsu 2004-07-13