Inventor · disambiguated record
Yaping Wan
Also filed as: WAN YAPING
2 granted patents·11 citations·filing 2018–2021
57Inventor score
Files withJOHNSON MATTHEY SHANGHAI CHEMICALS LTD2
Top patents by PatentIndex Score
2 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
- 0284US11110447B2Three-zone two-layer TWC catalyst in gasoline waste gas applicationsJOHNSON MATTHEY SHANGHAI CHEMICALS LTD·Filed 2018·Granted Sep 7, 2021·4 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →