DH

Douglas Hausler

PP Phillips Petroleum: 1 patents #45 of 130Top 35%
📍 Bartlesville, OK: #34 of 100 inventorsTop 35%
🗺 Oklahoma: #159 of 726 inventorsTop 25%
Overall (2002): #228,166 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6495112 Method and apparatus for removing oxygen from natural gas David V. Duchane, William R. Parrish 2002-12-17