LL

Larry J. Lehtinen

FE Ferro: 2 patents #125 of 431Top 30%
📍 Gilbert, MN: #1 of 6 inventorsTop 20%
🗺 Minnesota: #13,602 of 52,454 inventorsTop 30%
Overall (All Time): #990,671 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9579660 Process for wet high intensity magnetic separation with flux amplifying matrix 2017-02-28
7901585 Process, method and system for removing mercury from fluids Jeffrey A. Hansen 2011-03-08
7666318 Process, method and system for removing mercury from fluids Jeffrey A. Hansen 2010-02-23
5972066 Mixed bed iron reduction process 1999-10-26
5961055 Method for upgrading iron ore utilizing multiple magnetic separators 1999-10-05