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

Douglas S. Richart

Wyomissing, PA: #1 of 4 inventorsTop 25%
Pennsylvania: #1,049 of 4,560 inventorsTop 25%
Overall (2005): #209,515 of 245,428Top 90%
1 Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6946087 Resin mixtures and dispersions 2005-09-20