JH

John R. B. Hall

DC Donaldson Company: 1 patents #49 of 125Top 40%
📍 Burnsville, MN: #19 of 60 inventorsTop 35%
🗺 Minnesota: #1,999 of 5,843 inventorsTop 35%
Overall (2011): #261,960 of 364,097Top 75%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8029588 Fine fiber media layer Hoo Y. Chung, Mark A. Gogins, Douglas G. Crofoot, Thomas M. Weik 2011-10-04