Jingwen WANG

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Zoned catalysts for CNG engine exhaust gas treatments with improved...
- Patent number 12,115,520
- Issue date Oct 15, 2024
- Johnson Matthey (Shanghai) Chemicals Limited
- Dongsheng Qiao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Multi-region catalysts for CNG engine exhaust gas treatments with i...
- Patent number 11,364,485
- Issue date Jun 21, 2022
- Johnson Matthey (Shanghai) Chemicals Co. Ltd.
- Dongsheng Qiao
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
PLATINUM ENRICHED MULTI-REGION CATALYSTS FOR CNG ENGINE EXHAUST GAS...
- Publication number 20240001343
- Publication date Jan 4, 2024
- JOHNSON MATTHEY (SHANGHAI) CHEMICALS LIMITED
- Dongsheng QIAO
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
NOVEL ZONED CATALYSTS FOR CNG ENGINE EXHAUST GAS TREATMENTS WITH IM...
- Publication number 20230113708
- Publication date Apr 13, 2023
- Jonhson Matthey (Shanghai) Chemicals Limited
- Dongsheng QIAO
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
MULTI-REGION CATALYSTS FOR CNG ENGINE EXHAUST GAS TREATMENTS WITH I...
- Publication number 20210331142
- Publication date Oct 28, 2021
- JOHNSON MATTHEY (SHANGHAI) CHEMICALS LIMITED
- Dongsheng QIAO
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES