Inventor
SCHRICKER DAVID R
US29 patents
Patents
29 patentsUS5950147ASep 7, 1999
Method and apparatus for predicting a fault condition
CATERPILLAR INC171 citations99
US5750887AMay 12, 1998
Method for determining a remaining life of engine oil
CATERPILLAR INC162 citations99
US6240343B1May 29, 2001
Apparatus and method for diagnosing an engine using computer based models in combination with a neural network
CATERPILLAR INC117 citations98
US6092016AJul 18, 2000
Apparatus and method for diagnosing an engine using an exhaust temperature model
CATERPILLAR INC94 citations98
US5808907ASep 15, 1998
Method for providing information relating to a mobile machine to a user
CATERPILLAR INC186 citations98
US5758299AMay 26, 1998
Method for generating performance ratings for a vehicle operator
CATERPILLAR INC220 citations98
US5737215AApr 7, 1998
Method and apparatus for comparing machines in fleet
CATERPILLAR INC232 citations98
US5604306AFeb 18, 1997
Apparatus and method for detecting a plugged air filter on an engine
CATERPILLAR INC101 citations98
US5400018AMar 21, 1995
Method of relaying information relating to the status of a vehicle
CATERPILLAR INC547 citations98
US6199007B1Mar 6, 2001
Method and system for determining an absolute power loss condition in an internal combustion engine
CATERPILLAR INC85 citations97
US5566091AOct 15, 1996
Method and apparatus for machine health inference by comparing two like loaded components
CATERPILLAR INC108 citations97
US5585553ADec 17, 1996
Apparatus and method for diagnosing an engine using a boost pressure model
CATERPILLAR INC54 citations96
US5914890AJun 22, 1999
Method for determining the condition of engine oil based on soot modeling
CATERPILLAR INC72 citations95
US5561610AOct 1, 1996
Method and apparatus for indicating a fault condition
CATERPILLAR INC98 citations95
US5463567AOct 31, 1995
Apparatus and method for providing historical data regarding machine operating parameters
CATERPILLAR INC132 citations95
US7899584B2Mar 1, 2011
Method of controlling a vehicle based on operation characteristics
CATERPILLAR INC52 citations94
US5377112ADec 27, 1994
Method for diagnosing an engine using computer based models
CATERPILLAR INC112 citations93
US7945364B2May 17, 2011
Service for improving haulage efficiency
CATERPILLAR INC73 citations92
US6675639B1Jan 13, 2004
Apparatus and method to detect cylinder faults of internal combustion engines via exhaust temperature monitoring
CATERPILLAR INC30 citations92
US6510731B2Jan 28, 2003
Method for determining a weak cylinder in an internal combustion engine
CATERPILLAR INC20 citations92
US6446498B1Sep 10, 2002
Method for determining a condition of an exhaust gas recirculation (EGR) system for an internal combustion engine
CATERPILLAR INC35 citations92
US6234010B1May 22, 2001
Method and system for predicting torque from crank speed fluctuations in an internal combustion engine
CATERPILLAR INC22 citations92
US6082187AJul 4, 2000
Method for detecting a power loss condition of a reciprocating internal combustion engine
CATERPILLAR INC31 citations92
US5817936AOct 6, 1998
Method for detecting an abnormal condition of a road surface by trending a resistance factor
CATERPILLAR INC37 citations92
US5787378AJul 28, 1998
Method for determining the resistance factor of an earthmoving machine to detect an abnormal condition
CATERPILLAR INC19 citations92
US5646341AJul 8, 1997
Apparatus and method for diagnosing an engine using an oil pressure model
CATERPILLAR INC45 citations92
US5596513AJan 21, 1997
Method and apparatus for estimating internal brake energy
CATERPILLAR INC42 citations92
US5526266AJun 11, 1996
Method for diagnosing an engine using a computer based boost pressure model
CATERPILLAR INC48 citations87
US5878366AMar 2, 1999
Method for detecting a powerloss condition of a reciprocating internal combustion engine
CATERPILLAR INC13 citations72