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USPTO Patent Rankings Data through Dec 31, 2025
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Robert A. Hughson — 1 Patent

SOShell Offshore: 1 patents #21 of 54Top 40%
New Orleans, LA: #561 of 1,220 inventorsTop 50%
Louisiana: #5,078 of 10,876 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert A. Hughson has been granted 1 US patent while listed as an inventor at Shell Offshore. All of these patents were granted in 1985. Robert A. Hughson ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert A. Hughson in New Orleans, LA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4526232 Method of replacing a corroded well conductor in an offshore platform Eddie A. Osborne 1985-07-02