P

Inventor

JI HONGYU

CN6 patents
⚠️ This page may combine multiple inventors who share the name “JI HONGYU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

JOHNSON MATTHEY SHANGHAI CHEMICALS LTD

3 patents
US11577234B2Feb 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
US11110447B2Sep 7, 2021

Three-zone two-layer TWC catalyst in gasoline waste gas applications

JOHNSON MATTHEY SHANGHAI CHEMICALS LTD4 citations68

JOHNSON MATTHEY PLC

2 patents
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

JOHNSON MATTHEY SHANGHAI CHEMICAL LTD

1 patent
US12312989B2May 27, 2025

Method for producing gasoline particulate filter

JOHNSON MATTHEY SHANGHAI CHEMICAL LTD0 citations48