DM

Donald J. MacDonald

JD John Deere: 3 patents #1,495 of 5,518Top 30%
📍 Waterloo, IA: #89 of 348 inventorsTop 30%
🗺 Iowa: #3,757 of 15,303 inventorsTop 25%
Overall (All Time): #1,249,667 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7637223 Apparatus and method for transporting a vessel David J. Moore 2009-12-29
5020324 Charge flow priority circuit James A. Miller, Derek M. Eagles 1991-06-04
4997344 Rotor bearing pre-load for a radial piston pump Roger J. Nelson, Arlen W. Koelling, William L. Snyder 1991-03-05
4915595 Valve/piston cartridge and rotor bearing pre-load for a radial piston pump Roger J. Nelson, Arlen W. Koelling, William L. Snyder 1990-04-10