Inventor
GUKELBERGER RAPHAEL
DE12 patents
⚠️ This page may combine multiple inventors who share the name “GUKELBERGER RAPHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
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11 patentsUS10513992B1Dec 24, 2019
Internal combustion engine having dedicated EGR cylinder(s) with split intake and cylinder deactivation at low loads
SOUTHWEST RES INST8 citations73
US10465636B2Nov 5, 2019
Internal combustion engine having dedicated EGR cylinder(s) with delayed fuel injection
SOUTHWEST RES INST3 citations69
US9874193B2Jan 23, 2018
Dedicated exhaust gas recirculation engine fueling control
SOUTHWEST RES INST2 citations69
US9650976B2May 16, 2017
Engine fuel control for internal combustion engine having dedicated EGR
SOUTHWEST RES INST5 citations67
US9200599B2Dec 1, 2015
Internal combustion engine having dual EGR loops (dedicated EGR loop and low pressure EGR loop) and dual cylinder intake ports
SOUTHWEST RES INST2 citations62
US10851738B2Dec 1, 2020
Internal combustion engine having dedicated EGR cylinder(s) and improved fuel pump system
SOUTHWEST RES INST1 citations59
US10495035B2Dec 3, 2019
Dedicated exhaust gas recirculation configuration for reduced EGR and fresh air backflow
SOUTHWEST RES INST0 citations49
US10563625B2Feb 18, 2020
Internal combustion engine having dedicated EGR cylinder(s) and start-stop operation
SOUTHWEST RES INST0 citations45
US9845747B2Dec 19, 2017
Internal combustion engine having dedicated EGR cylinder(s) with split fuel injection timing
SOUTHWEST RES INST1 citations44
US10385771B2Aug 20, 2019
Crank pin offset in dedicated exhaust gas engines
SOUTHWEST RES INST0 citations39
US10584665B1Mar 10, 2020
Internal combustion, dedicated exhaust gas recirculation engine
SOUTHWEST RES INST0 citations38