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Andrew ARMITAGE
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Royston, GB
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Patents Grants
last 30 patents
Information
Patent Grant
Catalyst article having high local rhodium concentration
Patent number
12,343,707
Issue date
Jul 1, 2025
Johnson Matthey Public Limited Company
Wolfgang Strehlau
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
NOx adsorber catalyst
Patent number
11,365,660
Issue date
Jun 21, 2022
Johnson Matthey Public Limited Company
Andrew Armitage
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
NOx adsorber catalyst
Patent number
11,358,127
Issue date
Jun 14, 2022
Johnson Matthey Public Limited Company
Andrew Paul Armitage
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Nitrogen oxides (NOx) storage catalyst
Patent number
10,151,227
Issue date
Dec 11, 2018
Johnson Matthey Public Limited Company
Andrew Armitage
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
Information
Patent Application
CATALYST ARTICLE HAVING HIGH LOCAL RHODIUM CONCENTRATION
Publication number
20230271167
Publication date
Aug 31, 2023
Johnson Matthey Public Limited Company
Wolfgang STREHLAU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MULTI-REGION TWC CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMEN...
Publication number
20210301698
Publication date
Sep 30, 2021
Johnson Matthey Public Limited Company
Andrew ARMITAGE
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
NOx ADSORBER CATALYST
Publication number
20200208557
Publication date
Jul 2, 2020
Johnson Matthey Public Limited Company
Andrew ARMITAGE
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
NOx ADSORBER CATALYST
Publication number
20170356317
Publication date
Dec 14, 2017
Johnson Matthey Public Limited Company
Andrew ARMITAGE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NOx ADSORBER CATALYST
Publication number
20170320046
Publication date
Nov 9, 2017
Johnson Matthey Public Limited Company
Andrew Paul ARMITAGE
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
NITROGEN OXIDES (NOx) STORAGE CATALYST
Publication number
20170009623
Publication date
Jan 12, 2017
Johnson Matthey Public Limited Company
Andrew ARMITAGE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL