KJ

Karl Eric Johnson

BU Builtrite: 2 patents #3 of 5Top 60%
📍 Duluth, MN: #107 of 317 inventorsTop 35%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #1,747,007 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11894788 Variable frequency drive electric hydraulic material handler Mitchell Lloyd Houle 2024-02-06
D920390 Grapple Jeffrey S. Abelsen 2021-05-25