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YI-SHAN WU

EC Everday Technology Co.: 1 patents #3 of 3Top 100%
Overall (All Time): #2,426,133 of 4,157,543Top 60%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12333918 One-time activation smoke alarm Shih-Hsiung Hsieh 2025-06-17