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USPTO Patent Rankings Data through Sept 30, 2025
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Chi-We Cheng — 1 Patent

UMUnited Microelectronics: 1 patents #2,686 of 4,560Top 60%
Overall (All Time): #2,793,931 of 4,157,543Top 70%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10663336 Processing chamber gas detection system and operation method thereof Pei-Yu Chen 2020-05-26