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USPTO Patent Rankings Data through Sept 30, 2025
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Chuan-Hsi Chang — 2 Patents

DEDelta Electronics: 2 patents #901 of 2,746Top 35%
Overall (All Time): #1,748,365 of 4,157,543Top 45%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1017062 Sterilization device Chih-Hsien Wang, Shih-Chieh Chang, Peng Wang, Ming-Chieh Cheng 2024-03-05
D1014774 Sterilization device Chih-Hsien Wang, Shih-Chieh Chang, Yan Wang, Peng Wang, Ming-Chieh Cheng 2024-02-13