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USPTO Patent Rankings Data through Sept 30, 2025
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Darcherng Su — 1 Patent

UMUnited Microelectronics: 1 patents #2,686 of 4,560Top 60%
Overall (All Time): #3,430,178 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7116566 Method and circuit for controlling switching frequency signal Pei Yang, Ko-Chin Wang 2006-10-03