EJ

Eric James Johannsen

Caterpillar: 2 patents #59 of 710Top 9%
📍 Washington, IL: #1 of 5 inventorsTop 20%
🗺 Illinois: #967 of 6,921 inventorsTop 15%
Overall (2011): #101,808 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7959239 Track assembly having wear inhibiting contact members Mark S. Diekevers, Richard E. Livesay, Kevin L. Steiner 2011-06-14
7877977 Master link for a track chain Kevin L. Steiner, Donovan S. Clarke, Jeffrey Nash, Jennifer A. Brooks, Roger L. Recker 2011-02-01