DW

David A. Walker

PT Praxair Technology: 1 patents #19 of 73Top 30%
📍 Evanston, IL: #30 of 94 inventorsTop 35%
🗺 Illinois: #1,480 of 5,663 inventorsTop 30%
Overall (2004): #235,925 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6722352 Pressure-swing adsorption system for internal combustion engines James Smolarek, Bernard Thomas Neu 2004-04-20