WH

Walter Hirsch

JD John Deere: 3 patents #1,495 of 5,518Top 30%
Overall (All Time): #1,264,351 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6688971 Chopper arrangement Martin Buermann, Adolf Belter, Gerd Bernhardt, Siegfried Firus, Andre Heinrich 2004-02-10
6070816 Straw chopper 2000-06-06
5019014 Foreign object protection device for a harvesting machine Herbert Becker 1991-05-28
4211057 Combine harvester automatic table height control Robert S. Dougherty, Rene March 1980-07-08