Inventor · disambiguated record
Andrew Peter Walker
Also filed as: EVERIST KIM · WALKER ANDREW · WALKER ANDREW P · WALKER ANDREW PETER
47 granted patents·15 pending applications·792 citations·filing 1974–2023
98Inventor score
Files withJOHNSON MATTHEY PLC25BLACK & DECKER INC7UNIV CALIFORNIA4WALKER ANDREW4OGER BERNARD PAUL GABRIEL GHISLAIN MARIE2
Top patents by PatentIndex Score
62 records- 0198US8667785B2Catalysed substrate monolithJOHNSON MATTHEY PLC·Filed 2012·Granted Mar 11, 2014·75 cites·22 claims
- 0298US7264785B2Selective catalytic reductionJOHNSON MATTHEY PLC·Filed 2002·Granted Sep 4, 2007·157 cites·86 claims
- 0397US10688475B2Catalysed substrate monolithJOHNSON MATTHEY PLC·Filed 2019·Granted Jun 23, 2020·8 cites·30 claims
- 0497US10376867B2Oxidation catalyst for internal combustion engine exhaust gas treatmentJOHNSON MATTHEY PLC·Filed 2017·Granted Aug 13, 2019·9 cites·18 claims
- 0597US10207254B2Catalysed substrate monolithJOHNSON MATTHEY PLC·Filed 2017·Granted Feb 19, 2019·10 cites·9 claims
- 0697US9868115B2Oxidation catalyst for internal combustion engine exhaust gas treatmentJOHNSON MATTHEY PLC·Filed 2015·Granted Jan 16, 2018·13 cites·21 claims
- 0797US9597661B2Catalysed substrate monolithJOHNSON MATTHEY PLC·Filed 2015·Granted Mar 21, 2017·16 cites·18 claims
- 0897US9046022B2Catalysed substrate monolithJOHNSON MATTHEY PLC·Filed 2014·Granted Jun 2, 2015·21 cites·46 claims
- 0997US8668891B2Exhaust system for a lean-burn IC engine comprising a PGM component and a SCR catalystJOHNSON MATTHEY PLC·Filed 2012·Granted Mar 11, 2014·27 cites·12 claims
- 1096US9005559B2Oxidation catalyst for internal combustion engine exhaust gas treatmentJOHNSON MATTHEY JAPAN G K·Filed 2014·Granted Apr 14, 2015·37 cites·21 claims
- 1195US10773251B2Oxidation catalyst for internal combustion engine exhaust gas treatmentJOHNSON MATTHEY PLC·Filed 2019·Granted Sep 15, 2020·4 cites·20 claims
- 1295US8652429B2Oxidation catalyst for internal combustion engine exhaust gas treatmentJOHNSON MATTHEY JAPAN G K GODO KAISHA·Filed 2012·Granted Feb 18, 2014·51 cites·16 claims
- 1394US9259684B2Exhaust system for a lean-burn internal combustion engine including SCR catalystJOHNSON MATTHEY PLC·Filed 2012·Granted Feb 16, 2016·20 cites·45 claims
- 1494US7845046B2Hand-held cordless vacuum cleanerBLACK & DECKER INC·Filed 2009·Granted Dec 7, 2010·59 cites·10 claims
- 1593US9333461B2Substrate monolith comprising SCR catalystJOHNSON MATTHEY PLC·Filed 2012·Granted May 10, 2016·21 cites·14 claims
- 1692US9545602B2Catalytic article for treating exhaust gasJOHNSON MATTHEY PLC·Filed 2015·Granted Jan 17, 2017·9 cites·20 claims
- 1792US8220251B2Exhaust system comprising exotherm-generating catalystOGER BERNARD PAUL GABRIEL GHISLAIN MARIE·Filed 2005·Granted Jul 17, 2012·22 cites·23 claims
- 1890US10499779B2Vacuum cleanerBLACK & DECKER INC·Filed 2017·Granted Dec 10, 2019·10 cites·20 claims
- 1988US7861516B2Methods of controlling reductant additionJOHNSON MATTHEY PLC·Filed 2004·Granted Jan 4, 2011·57 cites·20 claims
- 2083US9777609B2Exhaust system for a compression ignition engine comprising a water adsorbent materialJOHNSON MATTHEY PLC·Filed 2014·Granted Oct 3, 2017·4 cites·17 claims
- 2183US9138731B2Extruded honeycomb catalystCHANDLER GUY RICHARD·Filed 2012·Granted Sep 22, 2015·3 cites·29 claims
- 2282US11330885B2Hair drying net and turban towelWALKER AURORA·Filed 2016·Granted May 17, 2022·9 cites·18 claims
- 2382US8405403B2Determining solenoid healthWALKER ANDREW·Filed 2010·Granted Mar 26, 2013·5 cites·12 claims
- 2481US10485393B2Cleaning deviceBLACK & DECKER INC·Filed 2017·Granted Nov 26, 2019·4 cites·13 claims
- 2580US9528408B2Exhaust system comprising exotherm-generating catalystJOHNSON MATTHEY PLC·Filed 2014·Granted Dec 27, 2016·3 cites·17 claims
- 2680USPP20051P2Nematode resistant grape rootstock ‘9365-43’UNIV CALIFORNIA·Filed 2008·Granted Jun 2, 2009·2 cites·1 claims
- 2780USPP19981P2Nematode resistant grape rootstock ‘8909-05’UNIV CALIFORNIA·Filed 2008·Granted May 12, 2009·2 cites·1 claims
- 2879US10443472B2Extruded honeycomb catalystJOHNSON MATTHEY PLC·Filed 2017·Granted Oct 15, 2019·1 cites·27 claims
- 2979USPP21358P3Nematode resistant grapevine rootstock plant ‘9365-85’UNIV CALIFORNIA·Filed 2008·Granted Oct 5, 2010·2 cites·1 claims
- 3077US8925304B2Exhaust system comprising exotherm-generating catalystOGER BERNARD PAUL GABRIEL GHISLAIN MARIE·Filed 2012·Granted Jan 6, 2015·3 cites·19 claims
- 3175US8986635B2Exhaust system for a lean-burn IC engine comprising a PGM component and a SCR catalystJOHNSON MATTHEY PLC·Filed 2014·Granted Mar 24, 2015·2 cites·20 claims
- 3275US6479023B1System for converting particulate matter in gasoline engine exhaust gasesJOHNSON MATTHEY PLC·Filed 2000·Granted Nov 12, 2002·23 cites·14 claims
- 3373US5939028ACombatting air pollutionJOHNSON MATTHEY PLC·Filed 1997·Granted Aug 17, 1999·30 cites·22 claims
- 3469US10405715B2Cleaning deviceBLACK & DECKER INC·Filed 2017·Granted Sep 10, 2019·1 cites·15 claims
- 3568US11464378B2Cleaning deviceBLACK & DECKER INC·Filed 2019·Granted Oct 11, 2022·1 cites·10 claims
- 3666US2024050615A1Wifi LED, audio, jewelry, toy lamp, fragrant diffuserWALKER JR ANDREW·Filed 2023·Application pending·0 cites
- 3763US8715602B2Low temperature hydrocarbon SCRCOLLIER JILLIAN ELAINE·Filed 2007·Granted May 6, 2014·2 cites·15 claims
- 3860US9671128B2Air conditioner having angled heat exchangersAIREDALE INT AIR CONDITIONING LTD·Filed 2014·Granted Jun 6, 2017·2 cites·25 claims
- 3959USD945108SShopping cart handle coverWALKER GINA·Filed 2020·Granted Mar 1, 2022·5 cites·1 claims
- 4059US10980382B2Cleaning deviceBLACK & DECKER INC·Filed 2018·Granted Apr 20, 2021·0 cites·13 claims
- 4159US6634169B1Method and system for maintaining efficiency of a three-way catalystJOHNSON MATTHEY PLC·Filed 1998·Granted Oct 21, 2003·20 cites·8 claims
- 4259US2018023439A1Exhaust system for a compression ignition engine comprising a water adsorbent materialJOHNSON MATTHEY PLC·Filed 2017·Application pending·0 cites
- 4358US2016040576A1Extruded honeycomb catalystJOHNSON MATTHEY PLC·Filed 2015·Application pending·0 cites
- 4457US2007237688A1Fragrance oil dispenserWALKER ANDREW·Filed 2006·Application pending·0 cites
- 4556USD957735SHair drying net and turban towel in combinationWALKER AURORA·Filed 2015·Granted Jul 12, 2022·9 cites·1 claims
- 4654US2008256744A1Motor, fan and filter arrangement for a vacuum cleanerROWNTREER DAVID·Filed 2008·Application pending·0 cites
- 4753US5776417AEmissions controlJOHNSON MATTHEY PLC·Filed 1996·Granted Jul 7, 1998·22 cites·18 claims
- 4851US2004243631A1System or method for gathering and utilizing informationFiled 2003·Application pending·0 cites
- 4947USD593191SFragrant oil burning lampWALKER ANDREW·Filed 2008·Granted May 26, 2009·6 cites·1 claims
- 5047US2017173530A1Exhaust system for a lean-burn internal combustion engine including scr catalystJOHNSON MATTHEY PLC·Filed 2015·Application pending·0 cites
Showing the top 50 of 62 patent records by PatentIndex Score.
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