DF

Doyle Friederich

JD John Deere: 2 patents #2,042 of 5,518Top 40%
📍 Denver, IA: #7 of 28 inventorsTop 25%
🗺 Iowa: #6,094 of 15,303 inventorsTop 40%
Overall (All Time): #1,834,847 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D943007 Cab interior of a tractor Sushanta Das, Michael R. Gratton, Thorsten Hagner, Austin L. Begg, Felix Nagelin +3 more 2022-02-08
D943010 Cab exterior of a tractor Sushanta Das, Michael R. Gratton, Thorsten Hagner, Austin L. Begg, Felix Nagelin +3 more 2022-02-08