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

E. E. Atkinson, Jr.

ETEthyl: 2 patents #215 of 494Top 45%
ALAlbemarle: 1 patents #228 of 439Top 55%
Greenwell Springs, LA: #7 of 30 inventorsTop 25%
Louisiana: #2,223 of 10,876 inventorsTop 25%
Overall (All Time): #1,649,619 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5382695 Method for DMTDA production Robert A. Schaerfl, Jr., Edward A. Burt 1995-01-17
5055611 Process for recycling and regenerating carbonylation catalyst used in synthesis of ibuprofen Ronny W. Lin, R. Carl Herndon, Jr. 1991-10-08
4990658 Process for preparing ibuprofen and its alkyl esters Barbara C. Stahly, Ronny W. Lin 1991-02-05