DW

Douglas M. Wallace

EO Evac International Oy: 2 patents #1 of 8Top 15%
📍 Roscoe, IL: #4 of 20 inventorsTop 20%
🗺 Illinois: #564 of 5,663 inventorsTop 10%
Overall (2004): #66,771 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6732386 Rinse fluid valve for a vacuum toilet William Bruce Anderson, Jay D. Stradinger, Mark A. Pondelick, Michael B. Hancock, Arthur J. McGowan, Jr. +1 more 2004-05-11
6704947 Discharge valve for a vacuum toilet Jay D. Stradinger, William Bruce Anderson, Mark A. Pondelick, Michael B. Hancock, Arthur J. McGowan, Jr. +1 more 2004-03-16