Inventor
COFFMAN MICHAEL F
US5 patents
Patents
5 patentsUS5040648AAug 20, 1991
Electrohydraulic control device for a drive train of a vehicle
CATERPILLAR INC71 citations93
US5456333AOct 10, 1995
Electrohydraulic control device for a drive train of a vehicle
CATERPILLAR INC70 citations91
US5371460ADec 6, 1994
Speed and direction sensor for a rotating shaft having a rotor with teeth of alternating widths
CATERPILLAR INC35 citations89
US5380257AJan 10, 1995
Electrohydraulic control device for a drive train of a vehicle
CATERPILLAR INC16 citations68
US6975930B2Dec 13, 2005
Rate limiting control system
CATERPILLAR INC2 citations55