DF

David L. Frohberg

Caterpillar: 2 patents #2,982 of 8,398Top 40%
📍 Peoria, IL: #777 of 1,769 inventorsTop 45%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,233,483 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6012289 Apparatus and method for utilizing a learned wastegate control signal for controlling turbocharger operation Mitchel R. Deckard, Phillip J. Houtz, Charles J. Kocian, Kevin A. Lantz, James B. Maddock +1 more 2000-01-11
5136988 Air intake arrangement Carl L. McClung 1992-08-11