RS

Roger D. Stephenson

JD John Deere: 1 patents #28 of 169Top 20%
📍 Ottumwa, IA: #3 of 13 inventorsTop 25%
🗺 Iowa: #89 of 549 inventorsTop 20%
Overall (1989): #60,923 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4805927 Hitch adapter for use in connecting semi-integral, PTO-driven implements to tractor three-point hitch James C. Walters, Craig A. Richardson 1989-02-21