DW

David Wightman

XD Xdx: 5 patents #1 of 1Top 100%
📍 Arlington Heights, IL: #3 of 117 inventorsTop 3%
🗺 Illinois: #117 of 5,836 inventorsTop 3%
Overall (2002): #9,996 of 266,432Top 4%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6401470 Expansion device for vapor compression system 2002-06-11
6401471 Expansion device for vapor compression system 2002-06-11
6397629 Vapor compression system and method 2002-06-04
6393851 Vapor compression system 2002-05-28
6389825 Evaporator coil with multiple orifices 2002-05-21