RL

Roger E. Lawson

Caterpillar: 2 patents #88 of 845Top 15%
Overall (2016): #104,107 of 481,213Top 25%
2
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9434428 Track pad wear indicator David J. Hakes, Benoit Abello, Zoran Marjanovic 2016-09-06
9238491 Crawler shoe having wear measurement features David J. Hakes, Thomas E. Oertley 2016-01-19