EJ

Eric James Johannsen

Caterpillar: 8 patents #2 of 636Top 1%
📍 Washington, IL: #3 of 30 inventorsTop 10%
🗺 Illinois: #100 of 6,351 inventorsTop 2%
Overall (2025): #9,909 of 469,880Top 3%
8
Patents 2025

Issued Patents 2025

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12410831 Track bolt stretch device with nut and spacer 2025-09-09
12365406 Component monitoring based on magnetic signals Li Zhang 2025-07-22
12292337 Roller temperature monitoring Aaron Michael Tetzloff, David J. Hakes 2025-05-06
12286174 Roller mounting and roller block assemblies for ground-engaging track system David J. Hakes 2025-04-29
12275469 Track shoe assembly including a shoe plate and a grouser and related method of manufacture Kevin L. Steiner 2025-04-15
12233969 Center tread idler in ground-engaging track system dimensioned to form a sprocketed idler wear pattern David J. Hakes 2025-02-25
12221772 Component wear monitoring based on strain data 2025-02-11
12196549 Determining idler wear based on position of idler assembly 2025-01-14