Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CJ

Carrol E. Johnson — 2 Patents

Cambridge, MN: #16 of 55 inventorsTop 30%
Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,078,885 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8545113 Networked freezer stocking management Thomas H. Johnson 2013-10-01
8328438 Networked freezer stocking management Thomas H. Johnson 2012-12-11