Carrol E. Johnson — 2 Patents | Patent Leaderboard

Carrol E. Johnson has been granted 2 US patents. The first was granted in 2012 and the most recent in October 2013. Carrol E. Johnson ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Carrol E. Johnson in Cambridge, MN, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
8545113	Networked freezer stocking management	Thomas H. Johnson	2013-10-01
8328438	Networked freezer stocking management	Thomas H. Johnson	2012-12-11

Carrol E. Johnson — 2 Patents

Issued Patents All Time

Patent Widget