Inventor
QIAO DONGSHENG
CN10 patents
⚠️ This page may combine multiple inventors who share the name “QIAO DONGSHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JOHNSON MATTHEY SHANGHAI CHEMICALS LTD
4 patentsUS11577234B2Feb 14, 2023
Three-zone two-layer TWC catalyst in gasoline waste gas applications
JOHNSON MATTHEY SHANGHAI CHEMICALS LTD7 citations80
US11439987B2Sep 13, 2022
Multi-region TWC for treatment of exhaust gas from gasoline engine
JOHNSON MATTHEY SHANGHAI CHEMICALS LTD6 citations71
US11364485B2Jun 21, 2022
Multi-region catalysts for CNG engine exhaust gas treatments with improved ammonia leakage control
JOHNSON MATTHEY SHANGHAI CHEMICALS LTD3 citations70
US11110447B2Sep 7, 2021
Three-zone two-layer TWC catalyst in gasoline waste gas applications
JOHNSON MATTHEY SHANGHAI CHEMICALS LTD4 citations68
JOHNSON MATTHEY PLC
4 patentsUS12172149B2Dec 24, 2024
Tri-metal PGM catalysts for gasoline engine exhaust gas treatments
JOHNSON MATTHEY PLC4 citations69
US11614013B2Mar 28, 2023
Twc catalysts for gasoline engine exhaust gas treatments
JOHNSON MATTHEY PLC0 citations60
US11745173B2Sep 5, 2023
Tin incorporated catalysts for gasoline engine exhaust gas treatments
JOHNSON MATTHEY PLC1 citations55
US12544738B2Feb 10, 2026
Anionic PGM carboxylate assisted PGM nanoparticle synthesis for exhaust gas treatment applications
JOHNSON MATTHEY PLC0 citations51