Inventor
LEMAN SCOTT ALAN
US12 patents
Patents
12 patentsUS7004122B2Feb 28, 2006
Engine valve actuation system
CATERPILLAR INC46 citations95
US6679207B1Jan 20, 2004
Engine valve actuation system
CATERPILLAR INC44 citations91
US6668773B2Dec 30, 2003
System and method for calibrating variable actuation system
CATERPILLAR INC27 citations90
US6899068B2May 31, 2005
Hydraulic valve actuation system
CATERPILLAR INC14 citations80
US7069887B2Jul 4, 2006
Engine valve actuation system
CATERPILLAR INC6 citations73
US6928969B2Aug 16, 2005
System and method for controlling engine operation
CATERPILLAR INC8 citations72
US7258088B2Aug 21, 2007
Engine valve actuation system
CATERPILLAR INC2 citations62
US7255075B2Aug 14, 2007
Engine valve actuation system
CATERPILLAR INC4 citations62
US7100552B2Sep 5, 2006
Control system and method for variable valve actuation system
CATERPILLAR INC2 citations61
US7506625B2Mar 24, 2009
Method and apparatus for controlling engine valve timing
CATERPILLAR INC2 citations60
US7063055B2Jun 20, 2006
Engine valve actuation system and method
CATERPILLAR INC4 citations60
US6807929B2Oct 26, 2004
Engine valve actuation system and method
CATERPILLAR INC4 citations60