Inventor
REN SHOUXIAN
US27 patents
⚠️ This page may combine multiple inventors who share the name “REN SHOUXIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GM GLOBAL TECH OPERATIONS LLC
12 patentsUS9597635B2Mar 21, 2017
Zeolite promoted silver based catalyst for NOx storage
GM GLOBAL TECH OPERATIONS LLC9 citations84
US10400654B2Sep 3, 2019
NOx storage catalyst monitoring methods
GM GLOBAL TECH OPERATIONS LLC11 citations83
US10399037B1Sep 3, 2019
Nitrogen oxides storage catalyst and methods of using the same
GM GLOBAL TECH OPERATIONS LLC3 citations73
US10161277B2Dec 25, 2018
Capacitor-powered catalyst heater
GM GLOBAL TECH OPERATIONS LLC2 citations72
US10005031B2Jun 26, 2018
Dual-layer catalyst
GM GLOBAL TECH OPERATIONS LLC2 citations72
US10040029B2Aug 7, 2018
Efficient lean NOx trap regeneration with enchanced ammonia formation
GM GLOBAL TECH OPERATIONS LLC2 citations71
US10358966B2Jul 23, 2019
Limiting exposure of zeolite containing aftertreatment components to rich exhaust conditions
GM GLOBAL TECH OPERATIONS LLC1 citations60
US10953366B2Mar 23, 2021
Nitrogen oxides and hydrocarbon storage catalyst and methods of using the same
GM GLOBAL TECH OPERATIONS LLC0 citations52
US10456746B2Oct 29, 2019
Selective catalytic reduction filter for reducing nitrous oxide formation and methods of using the same
GM GLOBAL TECH OPERATIONS LLC0 citations52
US10947885B2Mar 16, 2021
Passive nitric oxide storage catalyst management
GM GLOBAL TECH OPERATIONS LLC0 citations49
US10907521B2Feb 2, 2021
Methods for operating and diagnosing internal combustion engine exhaust gas treatment systems
GM GLOBAL TECH OPERATIONS LLC0 citations49
US10145281B2Dec 4, 2018
Synergistic combinations of low temperature NOx adsorbers
GM GLOBAL TECH OPERATIONS LLC0 citations42
REN SHOUXIAN
6 patentsUS8409515B2Apr 2, 2013
Exhaust gas treatment system
REN SHOUXIAN30 citations91
US8887495B2Nov 18, 2014
Ash filter, exhaust gas treatment system incorporating the same and method of using the same
REN SHOUXIAN8 citations82
US8720189B2May 13, 2014
Apparatus and method for onboard performance monitoring of oxidation catalyst
REN SHOUXIAN12 citations81
US8479500B2Jul 9, 2013
Exhaust treatment system for an internal combustion engine
REN SHOUXIAN3 citations62
US8176729B2May 15, 2012
Perturbation control strategy for low-temperature urea SCR NOx reduction
REN SHOUXIAN4 citations62
US8122712B2Feb 28, 2012
Exhaust system with improved NOX emission control
REN SHOUXIAN5 citations59
GM GLOBAL TECH OPERATIONS INC
4 patentsUS7712311B2May 11, 2010
Turbocharger assembly with catalyst coating
GM GLOBAL TECH OPERATIONS INC20 citations92
US8778290B1Jul 15, 2014
Compact exhaust gas treatment systems for diesel applications
GM GLOBAL TECH OPERATIONS INC28 citations91
US9046025B2Jun 2, 2015
Selective catalytic reduction device monitoring system
GM GLOBAL TECH OPERATIONS INC0 citations50
US9084966B2Jul 21, 2015
Diesel oxidation catalyst aging level determination using NOX sensor NO2 interference
GM GLOBAL TECH OPERATIONS INC0 citations40
INT ENGINE INTELLECTUAL PROP
3 patentsUS6829890B2Dec 14, 2004
Forced regeneration of a diesel particulate filter
INT ENGINE INTELLECTUAL PROP153 citations94
US6978604B2Dec 27, 2005
Soot burn-off control strategy for a catalyzed diesel particulate filter
INT ENGINE INTELLECTUAL PROP51 citations92
US7047730B2May 23, 2006
De-sulfurization of a NOx adsorber catalyst in a diesel engine exhaust system
INT ENGINE INTELLECTUAL PROP10 citations69