RD

Robert W. Dahlgren

PP Phillips Petroleum: 1 patents #819 of 1,401Top 60%
SA Siemens Energy & Automation: 1 patents #222 of 424Top 55%
📍 Bartlesville, OK: #603 of 1,143 inventorsTop 55%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,218,375 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6453725 Gas chromatograph sample and column-switching valve Robert K. Bade, Stephen B. Hunt 2002-09-24
4553985 Gas chromatography William H. Dennis 1985-11-19