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Wayne, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Tri-metal PGM catalysts for gasoline engine exhaust gas treatments
Patent number
12,172,149
Issue date
Dec 24, 2024
Johnson Matthey Public Limited Company
Michael Howard
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Single brick SCR/ASC/PNA/DOC close-coupled catalyst
Patent number
11,857,925
Issue date
Jan 2, 2024
Johnson Matthey Public Limited Company
Hai-Ying Chen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Sulfur-containing organic compound assisted metal nanoparticle synt...
Patent number
11,786,885
Issue date
Oct 17, 2023
Johnson Matthey Public Limited Company
Daniel Peter DePuccio
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Cold start catalyst and its use in exhaust systems
Patent number
11,185,854
Issue date
Nov 30, 2021
Johnson Matthey Public Limited Company
Raj Rao Rajaram
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Single brick SCR/ASC/PNA/DOC close-coupled catalyst
Patent number
10,926,221
Issue date
Feb 23, 2021
Johnson Matthey Public Limited Company
Hai-Ying Chen
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Platinum group metal and base metal on a molecular sieve for PNA-SC...
Patent number
10,669,910
Issue date
Jun 2, 2020
Johnson Matthey Public Limited Company
Hai-Ying Chen
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Platinum group metal and base metal on a molecular sieve for PNA-SC...
Patent number
10,634,031
Issue date
Apr 28, 2020
Johnson Matthey Public Limited Company
Hai-Ying Chen
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Noble metal-molecular sieve catalysts
Patent number
10,618,003
Issue date
Apr 14, 2020
Johnson Matthey Public Limited Company
Raj Rao Rajaram
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Passive NOx adsorber
Patent number
10,005,075
Issue date
Jun 26, 2018
Johnson Matthey Public Limited Company
Raj Rao Rajaram
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
20240278218
Publication date
Aug 22, 2024
Johnson Matthey Public Limited Company
Dongxia LIU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SULFUR-CONTAINING ORGANIC COMPOUND ASSISTED METAL NANOPARTICLE SYNT...
Publication number
20240269612
Publication date
Aug 15, 2024
Johnson Matthey Public Limited Company
Dongxia LIU
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SULFUR-CONTAINING ORGANIC COMPOUND ASSISTED METAL NANOPARTICLE SYNT...
Publication number
20230415129
Publication date
Dec 28, 2023
Johnson Matthey Public Limited Company
Daniel DePUCCIO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ZONED TWC CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS
Publication number
20230364588
Publication date
Nov 16, 2023
Johnson Matthey Public Limited Company
Wolfgang STREHLAU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS
Publication number
20230249157
Publication date
Aug 10, 2023
Johnson Matthey Public Limited Company
Dongxia LIU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SULFUR-CONTAINING ORGANIC COMPOUND ASSISTED METAL NANOPARTICLE SYNT...
Publication number
20230144345
Publication date
May 11, 2023
Johnson Matthey Public Limited Company
Daniel Peter DePUCCIO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NOVEL TRI-METAL PGM CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREAT...
Publication number
20220134314
Publication date
May 5, 2022
Johnson Matthey Public Limited Company
Michael HOWARD
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SINGLE BRICK SCR/ASC/PNA/DOC CLOSE-COUPLED CATALYST
Publication number
20210162344
Publication date
Jun 3, 2021
Johnson Matthey Public Limited Company
Hai-Ying CHEN
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SINGLE BRICK SCR/ASC/PNA/DOC CLOSE-COUPLED CATALYST
Publication number
20190001268
Publication date
Jan 3, 2019
Johnson Matthey Public Limited Company
Hai-Ying CHEN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PLATINUM GROUP METAL AND BASE METAL ON A MOLECULAR SIEVE FOR PNA-SC...
Publication number
20180283250
Publication date
Oct 4, 2018
Johnson Matthey Public Limited Company
Hai-Ying CHEN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NOBLE METAL-MOLECULAR SIEVE CATALYSTS
Publication number
20150157982
Publication date
Jun 11, 2015
Johnson Matthey Public Limited Company
Raj Rao RAJARAM
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COLD START CATALYST AND ITS USE IN EXHAUST SYSTEMS
Publication number
20150158023
Publication date
Jun 11, 2015
Johnson Matthey Public Limited Company
Raj Rao RAJARAM
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PASSIVE NOX ADSORBER
Publication number
20150158019
Publication date
Jun 11, 2015
Johnson Matthey Public Limited Company
Raj Rao RAJARAM
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL