JM

John Harvey Marxhausen

UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Knife River, MN: #2 of 3 inventorsTop 70%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,086,228 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D654391 Pendant Molly Alice Minkkinen 2012-02-21
D646600 Bracelet Molly Alice Minkkinen 2011-10-11