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USPTO Patent Rankings Data through Sept 30, 2025
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Philip L. Carpentier

SPShell Western E & P: 1 patents #10 of 35Top 30%
Katy, TX: #1,203 of 2,042 inventorsTop 60%
Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,973,940 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4664190 Process for recovering natural gas liquids 1987-05-12