RH

Richard A. Humpal

JD John Deere: 1 patents #83 of 307Top 30%
📍 Ankeny, IA: #11 of 38 inventorsTop 30%
🗺 Iowa: #283 of 1,090 inventorsTop 30%
Overall (2004): #131,209 of 270,089Top 50%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6776355 Sprayer section control valve switching John David Ringer 2004-08-17