Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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William H. Summerlin

ExxonMobil: 4 patents #2,507 of 10,161Top 25%
Baton Rouge, LA: #473 of 1,896 inventorsTop 25%
Louisiana: #1,700 of 10,876 inventorsTop 20%
Overall (All Time): #1,292,444 of 4,157,543Top 35%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5410090 Airless cobalt demetalling in the cobalt flash combination catalyst cycle Stephen W. Beadle, Eddy Van Driessche 1995-04-25
5321168 Activation of cobalt preformer catalyst for oxo process Patricia B. Roussel 1994-06-14
5237104 Cobalt catalyst recovery using heavy olefin absorbent 1993-08-17
5237105 Method for removing hydroformylation catalyst 1993-08-17