MF

Mark A. Friedrich

JD John Deere: 2 patents #68 of 544Top 15%
📍 Cedar Falls, IA: #4 of 43 inventorsTop 10%
🗺 Iowa: #245 of 1,748 inventorsTop 15%
Overall (2017): #127,907 of 506,227Top 30%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9765690 Variable geometry turbocharger prognostics Curtis P. Ritter, Brigham R. Shamrell, Michael J. Ryken, Stephane Cochet, Jeffrey Hedberg +2 more 2017-09-19
9563492 Service diagnostic trouble code sequencer and method Joseph A. Bell, Curtis P. Ritter, Kelly R. Carpenter, Brigham R. Shamrell 2017-02-07