Inventor · disambiguated record
Hongyu Ji
Also filed as: JI HONGYU
6 granted patents·18 citations·filing 2018–2022
76Inventor score
Files withJOHNSON MATTHEY SHANGHAI CHEMICALS LTD3JOHNSON MATTHEY PLC2JOHNSON MATTHEY SHANGHAI CHEMICAL LTD1
Top patents by PatentIndex Score
6 records- 0191US11577234B2Three-zone two-layer TWC catalyst in gasoline waste gas applicationsJOHNSON MATTHEY SHANGHAI CHEMICALS LTD·Filed 2021·Granted Feb 14, 2023·7 cites·20 claims
- 0289US11439987B2Multi-region TWC for treatment of exhaust gas from gasoline engineJOHNSON MATTHEY SHANGHAI CHEMICALS LTD·Filed 2018·Granted Sep 13, 2022·6 cites·20 claims
- 0384US11110447B2Three-zone two-layer TWC catalyst in gasoline waste gas applicationsJOHNSON MATTHEY SHANGHAI CHEMICALS LTD·Filed 2018·Granted Sep 7, 2021·4 cites·15 claims
- 0481US11745173B2Tin incorporated catalysts for gasoline engine exhaust gas treatmentsJOHNSON MATTHEY PLC·Filed 2021·Granted Sep 5, 2023·1 cites·20 claims
- 0563US11614013B2Twc catalysts for gasoline engine exhaust gas treatmentsJOHNSON MATTHEY PLC·Filed 2021·Granted Mar 28, 2023·0 cites·20 claims
- 0653US12312989B2Method for producing gasoline particulate filterJOHNSON MATTHEY SHANGHAI CHEMICAL LTD·Filed 2022·Granted May 27, 2025·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →