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last 30 patents
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Patent Grant
Composite, zone-coated, dual-use ammonia (AMOX) and nitric oxide ox...
Patent number
12,318,760
Issue date
Jun 3, 2025
Johnson Matthey Public Limited Company
Andrew Francis Chiffey
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
SCR with turbo and ASC/DOC close-coupled system
Patent number
10,828,603
Issue date
Nov 10, 2020
Johnson Matthey Public Limited Company
Hai-Ying Chen
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
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Patent Application
COMPOSITE, ZONE-COATED, DUAL-USE AMMONIA (AMOX) AND NITRIC OXIDE OX...
Publication number
20230211323
Publication date
Jul 6, 2023
Johnson Matthey Public Limited Company
Andrew Francis CHIFFEY
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SCR WITH TURBO AND ASC/DOC CLOSE-COUPLED SYSTEM
Publication number
20180280877
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
Reduced Sulfation Impact on Cu-SCRs
Publication number
20180058293
Publication date
Mar 1, 2018
Johnson Matthey Public Limited Company
Per MARSH
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL