DH

David J. Hakes

Caterpillar: 4 patents #39 of 845Top 5%
Overall (2016): #45,532 of 481,213Top 10%
4
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9434428 Track pad wear indicator Benoit Abello, Roger E. Lawson, Zoran Marjanovic 2016-09-06
9409613 Track system for a machine 2016-08-09
9376149 Articulating track system Benoit Abello 2016-06-28
9238491 Crawler shoe having wear measurement features Roger E. Lawson, Thomas E. Oertley 2016-01-19