DE

Donald R. Engelbert

PP Phillips Petroleum: 1 patents #45 of 130Top 35%
📍 Copan, OK: #1 of 1 inventorsTop 100%
🗺 Oklahoma: #159 of 726 inventorsTop 25%
Overall (2002): #228,399 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6350422 Sorbent compositions Gyanesh P. Khare 2002-02-26