JL

J. Michael Langham

📍 Peru, IL: #13 of 41 inventorsTop 35%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,087,292 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8135534 Hydraulic engine 2012-03-13
4545439 Apparatus for determining the true cross slope of a blade Andrew J. Sellett 1985-10-08