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USPTO Patent Rankings Data through Sept 30, 2025
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Phong D. Pham — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Union City, CA: #787 of 1,177 inventorsTop 70%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #2,400,771 of 4,157,543Top 60%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12263283 Wearable devices that actively disinfect Huei Meng Chang, Leo Y. Kwok, Isaac Chang 2025-04-01