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USPTO Patent Rankings Data through Sept 30, 2025
DH

Deren Hu — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #3,223,796 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8273240 Method and apparatus for treating wastewater containing emulsified oil 2012-09-25