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

Patrick M. Dugan

Tega Cay, SC: #2 of 3 inventorsTop 70%
South Carolina: #226 of 980 inventorsTop 25%
Overall (2004): #142,322 of 270,089Top 55%
1 Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6716361 Renewable filter Richard J. Deibel 2004-04-06