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

James E. Copenhafer — 2 Patents

ARArkema: 1 patents #227 of 443Top 55%
ISInvista North America S.A.R.L.: 1 patents #169 of 403Top 45%
Columbia, SC: #387 of 1,151 inventorsTop 35%
South Carolina: #5,775 of 15,501 inventorsTop 40%
Overall (All Time): #1,981,986 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9657436 Liquid and soil repellent compositions for fibers Isaac K. Iverson, Charles N Kelcey, Michelle A. IVY 2017-05-23
8574462 High temperature stable polyelectrolytes having backbone aromatic groups James T. Goldbach, David A. Mountz, Scott R. Gaboury 2013-11-05