DH

David J. Hackman

VM Vermeer Manufacturing: 1 patents #6 of 43Top 15%
📍 Pella, IA: #11 of 33 inventorsTop 35%
🗺 Iowa: #472 of 1,620 inventorsTop 30%
Overall (2018): #445,903 of 503,207Top 90%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9945180 Drilling machine and method Louis Hartke, Daniel L. Gustafson, Chad A. Bartels, Orin L. Miller, John W. Philbrook 2018-04-17