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

Harold Douglas Selby

EXExxonMobil: 1 patents #282 of 843Top 35%
London, AR: #1 of 2 inventorsTop 50%
Arkansas: #168 of 658 inventorsTop 30%
Overall (2021): #438,910 of 548,734Top 80%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11208875 Method of conducting plunger lift operations using a sphere and sleeve plunger combination Jason T. Sodowsky, Kirk B. Ross 2021-12-28