JK

Jerry L. Krafka

JD John Deere: 6 patents #791 of 5,518Top 15%
Overall (All Time): #887,791 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5778727 Headed spindle pin for wobble-type sickle drive Craig A. Richardson, James C. Walters, Daniel Joseph Goodman 1998-07-14
5566536 Mower-conditioner platform suspension including single upper arm and hydraulic cylinder for platform lift Roger D. Stephenson, Michael Joseph Verhulst 1996-10-22
4196861 Crop material saver for a forage harvester feed roll assembly Merlyn D. Bass, Robert D. Black 1980-04-08
4192468 Feed roll assembly for a forage harvester Allan K. Lawrence, Merlyn D. Bass, Robert D. Black 1980-03-11
4190209 Adjustable shear bar for a harvester cutterhead Harold E. deBuhr, Merlyn D. Bass, David L. Wolf, Kenneth R. Christopher 1980-02-26
4186889 Forage harvester recutter screen Robert D. Black, John J. Hennen 1980-02-05