DD

Donald W. Demorest

JD John Deere: 5 patents #959 of 5,518Top 20%
📍 Ottumwa, IA: #31 of 143 inventorsTop 25%
🗺 Iowa: #3,091 of 15,303 inventorsTop 25%
Overall (All Time): #1,042,964 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6651416 Large rectangular baler having hydraulically powered functions, and control system therefor Timothy John Trelstad, Paul David Parker, Darin L. Roth, Kerry S. Martin, Eric R. Lang +1 more 2003-11-25
4653623 Snubber mechanism for ratchet-type slip clutch 1987-03-31
4505094 Row crop harvester guidance system control circuit 1985-03-19
4276814 Safety lock for raising and lowering mechanism Merlyn D. Bass 1981-07-07
4218934 Power transmission control for a pull-type implement Marlan J. Rolfes 1980-08-26