AW

Andrew Peter Walker

JL Johnson Matthey Public Limited: 28 patents #10 of 922Top 2%
BD Black & Decker: 6 patents #504 of 2,138Top 25%
University of California: 5 patents #1,636 of 18,278Top 9%
JP Johnson Matthey Plc: 1 patents #103 of 272Top 40%
Rolls-Royce Plc: 1 patents #1,293 of 2,886Top 45%
📍 Hazlemere, CA: #1 of 1 inventorsTop 100%
Overall (All Time): #62,936 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 26–46 of 46 patents

Patent #TitleCo-InventorsDate
8925304 Exhaust system comprising exotherm-generating catalyst Bernard Paul Gabriel Ghislain Marie Oger, Paul Richard Phillips, Martyn Vincent Twigg 2015-01-06
8715602 Low temperature hydrocarbon SCR Jillian Elaine Collier, Philip Gerald Blakeman, Isabel Zoe Tingay, Paul James Millington, Raj Rao Rajaram 2014-05-06
8668891 Exhaust system for a lean-burn IC engine comprising a PGM component and a SCR catalyst Philip Gerald Blakeman, Sougato Chatterjee, Andrew Francis Chiffey, Jane Gast, Paul Richard Phillips +1 more 2014-03-11
8667785 Catalysed substrate monolith Philip Gerald Blakeman, Gavin Michael Brown, Sougato Chatterjee, Andrew Francis Chiffey, Jane Gast +3 more 2014-03-11
8652429 Oxidation catalyst for internal combustion engine exhaust gas treatment Satoshi Sumiya, Lifeng Wang, Hanako Oyamada, Philip Gerald Blakeman, MICHAEL GAVIN BROWN +5 more 2014-02-18
PP23532 Nematode resistant grape plant rootstock ‘9407-14’ 2013-04-16
8405403 Determining solenoid health 2013-03-26
8220251 Exhaust system comprising exotherm-generating catalyst Bernard Paul Gabriel Ghislain Marie Oger, Paul Richard Phillips, Martyn Vincent Twigg 2012-07-17
8092767 Method of decomposing nitrogen dioxide Stephen David Pollington, Raj Rao Rajaram 2012-01-10
7861516 Methods of controlling reductant addition Eive Tord Ronny Allansson, Anders Andreasson, Claus Friedrich Goersmann, Mats Lavenius, Martyn Vincent Twigg 2011-01-04
7845046 Hand-held cordless vacuum cleaner Michael A. Milligan, Patrick Wade Mooney, Xianyao Shen, Ted A. Kimball 2010-12-07
PP21358 Nematode resistant grapevine rootstock plant ‘9365-85’ 2010-10-05
PP20051 Nematode resistant grape rootstock ‘9365-43’ 2009-06-02
D593191 Fragrant oil burning lamp 2009-05-26
PP19981 Nematode resistant grape rootstock ‘8909-05’ Harold P. Olmo 2009-05-12
PP19993 Nematode resistant grape rootstock ‘9363-16’ 2009-05-12
7264785 Selective catalytic reduction Philip Gerald Blakeman, Martyn Vincent Twigg, Stanislaw Edmund Golunski, Guy Richard Chandler 2007-09-04
6634169 Method and system for maintaining efficiency of a three-way catalyst Paul Joseph Andersen, Todd Howard Ballinger, David S. Lafyatis, Raj Rao Rajaram 2003-10-21
6479023 System for converting particulate matter in gasoline engine exhaust gases Julia Margaret Evans, Stephen Poulston, Raj Rao Rajaram 2002-11-12
5939028 Combatting air pollution Stephen Charles BENNETT, Jonathan C Frost, David S. Lafyatis 1999-08-17
5776417 Emissions control Johnathan C. Frost, Stephen Charles BENNETT, David S. Lafyatis 1998-07-07