Oliver Hemming

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Royston, GB

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst for treating exhaust gas
- Patent number 12,201,966
- Issue date Jan 21, 2025
- Johnson Matthey Public Limited Company
- Daniel Robert Avis
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Vanadium SCR catalysts
- Patent number 11,602,736
- Issue date Mar 14, 2023
- Johnson Matthey Public Limited Company
- Zuharia Arshad
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF TREATING EXHAUST GAS AND SYSTEM FOR SAME
- Publication number 20230347326
- Publication date Nov 2, 2023
- Johnson Matthey Public Limited Company
- Daniel AVIS
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CATALYST FOR TREATING EXHAUST GAS
- Publication number 20230130212
- Publication date Apr 27, 2023
- Johnson Matthey Public Limited Company
- Daniel Robert AVIS
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CATALYST FOR TREATING EXHAUST GAS
- Publication number 20230077564
- Publication date Mar 16, 2023
- Johnson Matthey Public Limited Company
- Daniel Robert AVIS
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Vanadium SCR Catalysts
- Publication number 20200306734
- Publication date Oct 1, 2020
- Johnson Matthey Public Limited Company
- Zuharia Arshad
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL