DK

Daniel S. Karvonen

UN Unknown: 1 patents #373 of 3,359Top 15%
📍 Mankato, MN: #6 of 13 inventorsTop 50%
🗺 Minnesota: #2,630 of 7,066 inventorsTop 40%
Overall (2017): #448,916 of 506,227Top 90%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9813564 Secured pre-payment for portable communication unit Peter Wendt 2017-11-07