DW

Douglas A. Wersal

DC Donaldson Company: 2 patents #358 of 695Top 55%
📍 Champlin, MN: #106 of 241 inventorsTop 45%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,014,330 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9446340 Air filter cartridge Brian David Babcock, Heather M. Tate, Mark Belcher, Brain Zauner, Kyle W. Undesser 2016-09-20
8118900 Dust collector and methods Thomas D. Raether 2012-02-21