Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
GD

Gilbert Dutot

Shell Oil Compny: 1 patents #2,223 of 4,423Top 55%
Elbeuf, FR: #54 of 110 inventorsTop 50%
Overall (All Time): #3,897,486 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4906350 Process for the preparation of a lubricating base oil Jacques Lucien 1990-03-06