DD

Douglas M. Durant

JD John Deere: 1 patents #28 of 169Top 20%
📍 Waterloo, IA: #1 of 16 inventorsTop 7%
🗺 Iowa: #89 of 549 inventorsTop 20%
Overall (1989): #119,743 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4881573 Female hydraulic coupler with push-connect and lever disconnect Uwe H. Kugler, Bennie J. Vaughn, Douglas W. Nordquist, Larry M. Delfs 1989-11-21