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Mark E. Barker

JD John Deere: 1 patents #167 of 544Top 35%
📍 Johnston, IA: #17 of 40 inventorsTop 45%
🗺 Iowa: #543 of 1,748 inventorsTop 35%
Overall (2017): #329,137 of 506,227Top 70%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9828771 Boom assembly joints Roger E. Daniels, Richard E. Humpal 2017-11-28