DK

David L. Koehler

JD John Deere: 1 patents #10 of 101Top 10%
📍 Waterloo, IA: #1 of 14 inventorsTop 8%
🗺 Iowa: #47 of 364 inventorsTop 15%
Overall (1982): #70,497 of 81,411Top 90%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4339987 Pressure detent mechanism Dwight B. Stephenson 1982-07-20