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

John Dumas — 2 Patents

ERErgon: 2 patents #8 of 19Top 45%
Ridgeland, MS: #21 of 57 inventorsTop 40%
Mississippi: #1,205 of 4,257 inventorsTop 30%
Overall (All Time): #2,202,686 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6569351 Accelerator-gel additive for use in the production of polymer-modified asphalt Gaylon L. Baumgardner, Martin R. Burrow, Andrew Menapace, James Smith 2003-05-27
6569925 Accelerator-gel additive for use in the production of polymer modified asphalt Gaylon L. Baumgardner, Martin R. Burrow, Andrew Menapace, James Smith 2003-05-27