Catalyst oxygen purge control apparatus and method
US-10760461-B2 · Sep 1, 2020 · US
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Cross-Sectional Technologies
Cross-Sectional Technologies · Cooperative Patent Classification (CPC)
General tagging of emerging or interdisciplinary technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | Y02A50/2324 |
| Official title | — |
| Display label | Cross-Sectional Technologies (mapped technology topic) |
| Total patents | 22 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 3 |
| 2019 | 15 |
| 2020 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus and method of controlling catalyst activation during cold start of vehicle
US-10711719-B2 · Jul 14, 2020 · US
Gasoline particulate filter
US-10625243-B2 · Apr 21, 2020 · US
Exhaust device of engine
US-10557443-B2 · Feb 11, 2020 · US
Hybrid vehicle
US-10486688-B2 · Nov 26, 2019 · US
Engine control device and engine control method
US-10458355-B2 · Oct 29, 2019 · US
Catalyst oxygen purge control apparatus and method
US-10443464-B2 · Oct 15, 2019 · US
Exhaust gas cleaning system for internal combustion engine and exhaust gas cleaning method for internal combustion engine
US-10415448-B2 · Sep 17, 2019 · US
Exhaust gas control system of internal combustion engine and method of controlling exhaust gas control system of internal combustion engine
US-10400695-B2 · Sep 3, 2019 · US
Exhaust device of engine
US-10385756-B2 · Aug 20, 2019 · US
Honeycomb structure
US-10369545-B2 · Aug 6, 2019 · US
Composition containing zirconium, cerium and yttrium oxides having a high reducibility, method for preparing same and use thereof in catalysis
US-10350578-B2 · Jul 16, 2019 · US
Method for controlling an exhaust gas treatment system
US-10322373-B2 · Jun 18, 2019 · US
Exhaust aftertreatment system
US-10323593-B2 · Jun 18, 2019 · US
Exhaust structure for multi-cylinder engine
US-10280825-B2 · May 7, 2019 · US
Temperature maintenance and regulation of vehicle exhaust catalyst systems with phase change materials
US-10265657-B2 · Apr 23, 2019 · US
Exhaust gas sensor arrangement structure
US-10233853-B2 · Mar 19, 2019 · US
Exhaust device of multi-cylinder engine
US-10233832-B2 · Mar 19, 2019 · US
Exhaust gas purification system for an internal combustion engine
US-10174699-B2 · Jan 8, 2019 · US
Three-way catalytic converter
US-10071342-B2 · Sep 11, 2018 · US