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Wayne, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Surface-modified ceria-zirconia mixed oxide compound for gasoline e...
Patent number
12,042,781
Issue date
Jul 23, 2024
Johnson Matthey Public Limited Company
Qinghe Zheng
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Surface-modified alumina compound for gasoline exhaust gas applicat...
Patent number
12,042,783
Issue date
Jul 23, 2024
Johnson Matthey Public Limited Company
Qinghe Zheng
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Palladium fixing and low fresh oxygen storage capacity using tannic...
Patent number
11,845,065
Issue date
Dec 19, 2023
Johnson Matthey Public Limited Company
Qinghe Zheng
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
TWC activity using rhodium/platinum and tannic acid as a complexing...
Patent number
11,845,063
Issue date
Dec 19, 2023
Johnson Matthey Public Limited Company
Qinghe Zheng
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
Information
Patent Application
TWC ACTIVITY USING RHODIUM/PLATINUM AND GALLIC ACID AS A COMPLEXING...
Publication number
20240238770
Publication date
Jul 18, 2024
Johnson Matthey Public Limited Company
Nicole GARCIA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PALLADIUM FIXING USING GALLIC ACID OR ITS DERIVATIVE
Publication number
20240238726
Publication date
Jul 18, 2024
Johnson Matthey Public Limited Company
Daijiro HAYASHI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
TWC ACTIVITY USING RHODIUM/PLATINUM AND TANNIC ACID AS A COMPLEXING...
Publication number
20240149249
Publication date
May 9, 2024
Johnson Matthey Public Limited Company
Qinghe ZHENG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SURFACE-MODIFIED ALUMINA COMPOUND FOR GASOLINE EXHAUST GAS APPLICAT...
Publication number
20230241587
Publication date
Aug 3, 2023
Johnson Matthey Public Limited Company
Qinghe ZHENG
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SURFACE-MODIFIED CERIA-ZIRCONIA MIXED OXIDE COMPOUND FOR GASOLINE E...
Publication number
20230241585
Publication date
Aug 3, 2023
Johnson Matthey Public Limited Company
Qinghe ZHENG
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
HUMIC ACID ASSISTED METAL NANOPARTICLE SYNTHESIS FOR THREE-WAY CATA...
Publication number
20230234040
Publication date
Jul 27, 2023
Johnson Matthey Public Limited Company
Qinghe ZHENG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYMALEIC ACID ASSISTED METAL NANOPARTICLE SYNTHESIS FOR THREE-WAY...
Publication number
20230129600
Publication date
Apr 27, 2023
Johnson Matthey Public Limited Company
Qinghe ZHENG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PALLADIUM FIXING AND LOW FRESH OXYGEN STORAGE CAPACITY USING TANNIC...
Publication number
20220401926
Publication date
Dec 22, 2022
Johnson Matthey Public Limited Company
Qinghe ZHENG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
TWC ACTIVITY USING RHODIUM/PLATINUM AND TANNIC ACID AS A COMPLEXING...
Publication number
20220401925
Publication date
Dec 22, 2022
Johnson Matthey Public Limited Company
Qinghe ZHENG
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
PREPARATION OF SUPPORTED METAL NANOPARTICLES USING POLYAMINE FOR TH...
Publication number
20220297095
Publication date
Sep 22, 2022
Johnson Matthey Public Limited Company
Qinghe ZHENG
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES