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

Edmond I. Ko

Chevron: 1 patents #2,615 of 4,788Top 55%
Pittsburgh, PA: #4,559 of 7,570 inventorsTop 65%
Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,769,208 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5409600 Hydrodesulfurization and hydrodenitrogenation over a transition metal oxide aerogel catalyst Jeffrey G. Weissman 1995-04-25