RA

Robert H. Ankum

JD John Deere: 1 patents #28 of 169Top 20%
📍 Davenport, IA: #4 of 19 inventorsTop 25%
🗺 Iowa: #89 of 549 inventorsTop 20%
Overall (1989): #64,801 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4799291 Self-aligning hinge Jay H. Olson 1989-01-24