DC

D. Johan Carlson

📍 Edina, MN: #600 of 909 inventorsTop 70%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,089,836 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D698445 Earpiece Randall W. Roberts, Lawrence T. Hagen, Margaret V. Nilson 2014-01-28