WJ

Walter E. Lohmann, Jr.

Caterpillar: 1 patents #4,437 of 8,398Top 55%
Overall (All Time): #3,746,404 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5531122 Fatigue analysis and warning system Michael D. Chatham, Paul D. Fotsch, Doyle G. Heyveld, Edward P. Kelley, David R. Roley +2 more 1996-07-02