Inventor
ROBEL WADE J
US26 patents
⚠️ This page may combine multiple inventors who share the name “ROBEL WADE J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CATERPILLAR INC
18 patentsUS7799289B2Sep 21, 2010
Exhaust treatment system with NO2 control
CATERPILLAR INC33 citations92
US7490466B2Feb 17, 2009
Exhaust gas recirculation and selective catalytic reduction system
CATERPILLAR INC29 citations92
US7371353B2May 13, 2008
Exhaust purification with on-board ammonia production
CATERPILLAR INC18 citations92
US6349920B1Feb 26, 2002
Poppet valve shaping for quick valve opening
CATERPILLAR INC22 citations89
US7434389B2Oct 14, 2008
Engine system and method of providing power therein
CATERPILLAR INC12 citations84
US10760513B1Sep 1, 2020
Engine and method for exhaust aftertreatment
CATERPILLAR INC17 citations83
US7770386B2Aug 10, 2010
Filter desulfation system and method
CATERPILLAR INC10 citations83
US7765795B2Aug 3, 2010
NOx control using a neural network
CATERPILLAR INC9 citations83
US6907851B2Jun 21, 2005
Engine valve actuation system
CATERPILLAR INC13 citations82
US7762060B2Jul 27, 2010
Exhaust treatment system
CATERPILLAR INC18 citations81
US7624569B2Dec 1, 2009
Engine system including multipe engines and method of operating same
CATERPILLAR INC13 citations80
US6029682AFeb 29, 2000
Rapidly opening electromagnetic valve
CATERPILLAR INC16 citations79
US7811527B2Oct 12, 2010
Exhaust purification with on-board ammonia production
CATERPILLAR INC6 citations73
US7607291B2Oct 27, 2009
Engine system arrangement with on-board ammonia production and exhaust after treatment system
CATERPILLAR INC7 citations70
US9879581B2Jan 30, 2018
After-treatment system
CATERPILLAR INC4 citations69
US7552583B2Jun 30, 2009
Exhaust purification with on-board ammonia production
CATERPILLAR INC5 citations62
US7685809B2Mar 30, 2010
On-board ammonia generation and exhaust after treatment system using same
CATERPILLAR INC4 citations60
US11156143B2Oct 26, 2021
Aftertreatment system and method
CATERPILLAR INC0 citations50
ROBEL WADE J
5 patentsUS8091357B2Jan 10, 2012
System for recovering engine exhaust energy
ROBEL WADE J23 citations92
US8151558B2Apr 10, 2012
Exhaust system implementing SCR and EGR
ROBEL WADE J20 citations91
US8166751B2May 1, 2012
Particulate filter
ROBEL WADE J10 citations83
US8635853B2Jan 28, 2014
Exhaust reduction system having oxygen and temperature control
ROBEL WADE J3 citations60
US8789367B2Jul 29, 2014
System for recovering engine exhaust energy
ROBEL WADE J1 citations51