HP

Howard J. Paul

PL Perkins Engines Company Limited: 1 patents #78 of 209Top 40%
Caterpillar: 1 patents #4,437 of 8,398Top 55%
Overall (All Time): #2,164,375 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6988480 Cylinder block for an internal combustion engine having a locally thickened end wall Frank G. Hughes, Richard Jackson 2006-01-24
4793302 Engine cooling system Kenneth Osborne 1988-12-27