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USPTO Patent Rankings Data through Sept 30, 2025
JL

John C. Lahrman

MUMahle Engine Components Usa: 2 patents #1 of 2Top 50%
Crawfordsville, IN: #2 of 20 inventorsTop 10%
Indiana: #343 of 2,720 inventorsTop 15%
Overall (2011): #90,385 of 364,097Top 25%
2 Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8047123 Cooling gallery insert for a piston 2011-11-01
7997185 Piston ring Steven J. Sytsma 2011-08-16