Inventor
DONGXIA LIU
Inventor
US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry22%
B01DSeparation14%
Y02TClimate change mitigation technologies related to transportation14%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general8%
C01BNon-metallic elements6%
C07CAcyclic or carbocyclic compounds6%
Y02PClimate change mitigation technologies in the production or processing of goods4%
A01BSoil working in agriculture or forestry2%
C01CAmmonia2%
C08JWorking-up2%
PatentTitleYear
12,569,829Catalysts for gasoline engine exhaust gas treatments202612,558,662High-temperature shock heating for thermochemical reactions202612,551,869Sulfur-containing organic compound assisted metal nanoparticle synthesis for three-way catalysis application202612,343,707Catalyst article having high local rhodium concentration202512,234,199Systems, methods, and devices for methane conversion via gas recycling202512,222,465Rocket apparatus and method for changing electrical environment in thunderstorm cloud202512,172,149Tri-metal PGM catalysts for gasoline engine exhaust gas treatments202411,878,953Systems, methods, and devices for methane conversion via gas recycling202411,857,925Single brick SCR/ASC/PNA/DOC close-coupled catalyst202411,806,706Direct non-oxidative methane conversion in a catalytic wall reactor202311,786,885Sulfur-containing organic compound assisted metal nanoparticle synthesis for three-way catalysis application202311,185,854Cold start catalyst and its use in exhaust systems2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2026Patents assigned to JOHNSON MATTHEY PLC (7)· patent assignee history
2021–2026Based in US· patent location history
2023–2026Patents assigned to UNIV MARYLAND (4)· patent assignee history
2024Patents assigned to JOHNSON MATTHEY SHANGHAI CHEMICALS COMPANY (1)· patent assignee history
2025Patents assigned to INST OF ATMOSPHER IC PHYSICS CAS (1)· patent assignee history
2025Patents assigned to INST OF ATMOSPHERIC PHYSICS CAS (1)· patent assignee history
2025Based in CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JOHNSON MATTHEY PLC | 7 | 2021–2026 |
| UNIV MARYLAND | 4 | 2023–2026 |
| INST OF ATMOSPHER IC PHYSICS CAS | 1 | 2025 |
| INST OF ATMOSPHERIC PHYSICS CAS | 1 | 2025 |
| JOHNSON MATTHEY SHANGHAI CHEMICALS COMPANY | 1 | 2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 11 | 2021–2026 |
| CN | 1 | 2025 |