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USPTO Patent Rankings Data through Sept 30, 2025
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Ming-Nan Chang

EPEpistar: 1 patents #519 of 732Top 75%
Overall (All Time): #2,925,320 of 4,157,543Top 75%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9537021 Photovoltaic cell Cheng Chen 2017-01-03