HH

Howard W. Hilshorst

📍 Britt, MN: #6 of 23 inventorsTop 30%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,531,480 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8834593 Ore beneficiation Gregory D. Lindahl, James A. Hecimovich 2014-09-16
8741023 Ore beneficiation Gregory D. Lindahl, James A. Hecimovich 2014-06-03
8545594 Ore beneficiation Gregory D. Lindahl, James A. Hecimovich 2013-10-01