DR

Dennis Jack Royer

EA E.I. Du Pont De Nemours And: 2 patents #2,942 of 8,010Top 40%
📍 Kennett Square, PA: #147 of 289 inventorsTop 55%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,117,365 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7658874 Polymer pelletization process and apparatus Richard A. Jackson, Marion Glen Waggoner 2010-02-09
7226553 Polymer underwater pelletizer apparatus and process incorporating same Richard A. Jackson, Marion Glen Waggoner 2007-06-05