Inventor
CHANDLER GUY RICHARD
GB60 patents
⚠️ This page may combine multiple inventors who share the name “CHANDLER GUY RICHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JOHNSON MATTHEY PLC
39 patentsUS7264785B2Sep 4, 2007
Selective catalytic reduction
JOHNSON MATTHEY PLC157 citations98
US6805849B1Oct 19, 2004
System for NOx reduction in exhaust gases
JOHNSON MATTHEY PLC122 citations98
US6713030B1Mar 30, 2004
Process and apparatus for reducing the nitrogen oxide content in exhaust gases by the controlled addition of NH3
JOHNSON MATTHEY PLC74 citations95
US6680037B1Jan 20, 2004
Device and method for removing sooty particulate from exhaust gases from combustion processes
JOHNSON MATTHEY PLC77 citations95
US6546717B1Apr 15, 2003
Combatting air pollution
JOHNSON MATTHEY PLC52 citations95
US7111453B2Sep 26, 2006
Emissions control
JOHNSON MATTHEY PLC20 citations93
US6889498B1May 10, 2005
Emissions control
JOHNSON MATTHEY PLC28 citations93
US8906329B2Dec 9, 2014
Zeolite catalyst containing metal
JOHNSON MATTHEY PLC19 citations92
US7498010B2Mar 3, 2009
Catalytic reduction of NOx
JOHNSON MATTHEY PLC31 citations92
US6948308B2Sep 27, 2005
Combatting air pollution
JOHNSON MATTHEY PLC15 citations92
US10213768B2Feb 26, 2019
NOx trap
JOHNSON MATTHEY PLC7 citations84
US9849421B2Dec 26, 2017
Catalytic filter having a soot catalyst and an SCR catalyst
JOHNSON MATTHEY PLC11 citations84
US9527031B2Dec 27, 2016
Exhaust system for a lean burn IC engine
JOHNSON MATTHEY PLC11 citations84
US9242212B2Jan 26, 2016
Zoned catalytic filters for treatment of exhaust gas
JOHNSON MATTHEY PLC13 citations84
US7930881B2Apr 26, 2011
Exhaust system for lean burn IC engine including particulate filter and NOx absorbent
JOHNSON MATTHEY PLC11 citations84
US9616420B2Apr 11, 2017
Catalysts for treating transient NOx emissions
JOHNSON MATTHEY PLC8 citations83
US9126180B2Sep 8, 2015
Catalyst blends
JOHNSON MATTHEY PLC8 citations82
US10974228B2Apr 13, 2021
NOx adsorber catalyst
JOHNSON MATTHEY PLC8 citations78
US7430857B2Oct 7, 2008
Emissions control
JOHNSON MATTHEY PLC6 citations74
US11590482B1Feb 28, 2023
Alumina binders for SCR catalysts
JOHNSON MATTHEY PLC3 citations73
US10532344B2Jan 14, 2020
NOx trap
JOHNSON MATTHEY PLC3 citations73
US10226762B1Mar 12, 2019
Alumina binders for SCR catalysts
JOHNSON MATTHEY PLC2 citations73
US9777609B2Oct 3, 2017
Exhaust system for a compression ignition engine comprising a water adsorbent material
JOHNSON MATTHEY PLC4 citations73
US9561469B2Feb 7, 2017
Catalyst for treating exhaust gas
JOHNSON MATTHEY PLC3 citations73
US10808585B2Oct 20, 2020
Catalytic wall-flow filter with partial surface coating
JOHNSON MATTHEY PLC5 citations72
US10596550B2Mar 24, 2020
Three layer NOx adsorber catalyst
JOHNSON MATTHEY PLC2 citations71
US10369555B2Aug 6, 2019
Catalytic wall-flow filter with an ammonia slip catalyst
JOHNSON MATTHEY PLC6 citations70
US10603655B2Mar 31, 2020
NOx adsorber catalyst
JOHNSON MATTHEY PLC6 citations68
US10179329B2Jan 15, 2019
Combining SCR with PNA for low temperature emission control
JOHNSON MATTHEY PLC5 citations68
US10272421B2Apr 30, 2019
Catalytic wall-flow filter having a membrane
JOHNSON MATTHEY PLC1 citations63
US9278343B2Mar 8, 2016
Zeolite blend catalysts for treating exhaust gas
JOHNSON MATTHEY PLC2 citations63
US11000836B2May 11, 2021
SCR catalysts having improved low temperature performance, and methods of making and using the same
JOHNSON MATTHEY PLC0 citations62
US10443472B2Oct 15, 2019
Extruded honeycomb catalyst
JOHNSON MATTHEY PLC1 citations62
US8833062B1Sep 16, 2014
Catalytic reduction of NOx
JOHNSON MATTHEY PLC3 citations62
US9999876B2Jun 19, 2018
Catalyst blends
JOHNSON MATTHEY PLC1 citations61
US11225895B2Jan 18, 2022
Catalyst article for use in an emission treatment system
JOHNSON MATTHEY PLC1 citations60
US9415365B2Aug 16, 2016
Coating a monolith substrate with catalyst component
JOHNSON MATTHEY PLC2 citations60
US12582975B2Mar 24, 2026
Method of forming a catalyst article on a substrate
JOHNSON MATTHEY PLC0 citations55
US12201969B2Jan 21, 2025
Method of forming an inorganic oxide coating on a monolith article
JOHNSON MATTHEY PLC0 citations55
CHANDLER GUY RICHARD
3 patentsARNOLD LOUISE
2 patentsANDREASSON ANDERS
2 patentsPHILLIPS PAUL RICHARD
1 patentBALLINGER TODD HOWARD
1 patentDAIMLER AG
1 patentGOERSMANN CLAUS FRIEDRICH
1 patentShowing the top 50 of 60 patents by PatentIndex Score.