DR

Durward E. Rutledge

PR Permian Research: 1 patents #4 of 11Top 40%
Overall (All Time): #1,639,427 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D398734 Kiosk 1998-09-22
D395128 Kiosk 1998-06-09
4813863 Rotary extruder with a gear pump Granville J. Hahn, Raleigh N. Rutledge 1989-03-21