JD

John C. David

FM Fleischer Manufacturing: 6 patents #1 of 8Top 15%
📍 Columbus, NE: #27 of 142 inventorsTop 20%
🗺 Nebraska: #754 of 5,697 inventorsTop 15%
Overall (All Time): #891,461 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5361848 Agricultural cultivator Mathew W. Fleischer, Russell G. Evans, Robert R. Cutsor, Elmer S. Zach 1994-11-08
5031704 Guidance control apparatus for agricultural implement Mathew W. Fleischer 1991-07-16
4930581 Guidance control apparatus for agricultural implement Mathew W. Fleischer 1990-06-05
4585074 Ridge forming apparatus Mathew W. Fleischer 1986-04-29
4580506 Liquid fertilizer attachment Mathew W. Fleischer 1986-04-08
4550122 Attachment for removing residue in front of a planter Ward E. Ryon 1985-10-29