DL

David P. Lindroth

UI US Dept of the Interior: 1 patents #132 of 508Top 30%
📍 Apple Valley, MN: #294 of 500 inventorsTop 60%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,872,892 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5003144 Microwave assisted hard rock cutting Roger J. Morrell, James Robert Blair 1991-03-26