JA

Jack E. Arfstrom

JD John Deere: 4 patents #1,200 of 5,518Top 25%
Overall (All Time): #1,263,154 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6938402 Mowing blades having an impact energy absorbing structure John W. Hopkins, David J. Pahl 2005-09-06
D487098 Blade John W. Hopkins, David J. Pahl 2004-02-24
5848520 Control for hydrostatic transmissions Stephen A. Braun, Llewellyn E. Williams 1998-12-15
4914898 V-belt guide Michael J. Jenkins 1990-04-10