P

Inventor

FUNKE STEVEN J

US22 patents

Patents

22 patents
US5531192AJul 2, 1996

Hydraulically actuated valve system

CATERPILLAR INC60 citations96
US6769392B2Aug 3, 2004

Variable valve timing in a homogenous charge compression ignition engine

CATERPILLAR INC29 citations92
US6609495B1Aug 26, 2003

Electronic control of engine braking cycle

CATERPILLAR INC23 citations92
US6595189B2Jul 22, 2003

Method of reducing noise in a mechanically actuated fuel injection system and engine using same

CATERPILLAR INC31 citations92
US6439210B1Aug 27, 2002

Exhaust gas reprocessing/recirculation with variable valve timing

CATERPILLAR INC29 citations92
US6135073AOct 24, 2000

Hydraulic check valve recuperation

CATERPILLAR INC36 citations92
US6601563B2Aug 5, 2003

Exhaust gas re-circulation with a compression release brake actuator

CATERPILLAR INC29 citations91
US7077082B2Jul 18, 2006

System and method for monitoring engine valve actuation

CATERPILLAR INC20 citations90
US7775043B2Aug 17, 2010

Turbocharger control system

CATERPILLAR INC34 citations89
US7406822B2Aug 5, 2008

Particulate trap regeneration system and control strategy

CATERPILLAR INC29 citations89
US7228828B2Jun 12, 2007

Control system and method for a valve actuator

CATERPILLAR INC14 citations82
US6976459B2Dec 20, 2005

Control system and method for a valve actuator

CATERPILLAR INC13 citations82
US6999868B2Feb 14, 2006

Diagnostic test for variable valve mechanism

CATERPILLAR INC12 citations81
US5570721ANov 5, 1996

Double acting solenoid and poppet valve servomechanism

CATERPILLAR INC16 citations73
US6622694B2Sep 23, 2003

Reduced noise engine compression release braking

CATERPILLAR INC8 citations72
US6205975B1Mar 27, 2001

Method and apparatus for controlling the actuation of a compression brake

CATERPILLAR INC9 citations72
US6446598B1Sep 10, 2002

Compression brake actuation system and method

CATERPILLAR INC4 citations63
US6971366B2Dec 6, 2005

Integral lash adjustor for hydraulic compression engine brake

CATERPILLAR INC3 citations62
US7650863B2Jan 26, 2010

Variable engine valve actuation system having common rail

CATERPILLAR INC2 citations61
US6453873B1Sep 24, 2002

Electro-hydraulic compression release brake

CATERPILLAR INC2 citations61
US7678015B2Mar 16, 2010

Efficiency based integrated power train control system

CATERPILLAR INC4 citations57
US6516775B2Feb 11, 2003

Compression brake actuation system and method

CATERPILLAR INC1 citations52