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USPTO Patent Rankings Data through Dec 31, 2025
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Robin E. Shepherd — 2 Patents

UOUop: 2 patents #869 of 1,854Top 50%
Bossier City, LA: #53 of 168 inventorsTop 35%
Louisiana: #3,215 of 10,876 inventorsTop 30%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robin E. Shepherd has been granted 2 US patents while listed as an inventor at Uop. All of these patents were granted in 2003. Robin E. Shepherd ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robin E. Shepherd in Bossier City, LA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6514904 Hydrocarbon conversion catalyst and process of using thereof Mark D. Moser, Andrzej Z. Ringwelski, John Y. Park 2003-02-04
6503866 Attrition resistant catalyst with reduced surface area Mark D. Moser, John Y. Park, Andrzej Z. Ringwelski 2003-01-07