SJ

Sigvold O. Johnson

TK Thermo King: 1 patents #268 of 483Top 60%
📍 Bloomington, MN: #730 of 1,157 inventorsTop 65%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #4,119,786 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4222719 Reversible unidirectional fluid flow pump — 1980-09-16