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Philip C. McKenzie

Caterpillar: 2 patents #2,982 of 8,398Top 40%
Overall (All Time): #2,259,270 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5737979 Method of calibrating clutches in a transmission Ashok Kajjam 1998-04-14
5040648 Electrohydraulic control device for a drive train of a vehicle Randall M. Mitchell, David W. Bump, deceased, Michael F. Coffman, Dwight S. Holloway, Lowell E. Johnson +2 more 1991-08-20