EH

Ellen Jean Hoffman

Caterpillar: 1 patents #4,437 of 8,398Top 55%
Overall (All Time): #3,143,260 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8352138 Dynamic control system for continuously variable transmission Kristofor Lee Dahl, Richard G. Ingram, Michael A. Spielman, Alberto Martinez, Jr., Yaang Zhao 2013-01-08