DS

Daniel Charles Swendsen

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Minneapolis, MN: #2,566 of 6,114 inventorsTop 45%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #1,928,204 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10190304 Liquid-contact activated musical instrument — 2019-01-29
9087499 Liquid-contact activated musical instrument — 2015-07-21