DJ

Donald O. Johannsen

JD John Deere: 1 patents #128 of 501Top 30%
📍 Dubuque, IA: #23 of 80 inventorsTop 30%
🗺 Iowa: #434 of 1,466 inventorsTop 30%
Overall (2016): #415,397 of 481,213Top 90%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9228875 Liquid level detection system for a driveline component Joseph F. Lingle, Bruce L. Upchurch, Keith N. Chaston 2016-01-05