Method for checking the functionality of a differential pressure measuring unit of a motor vehicle exhaust gas recirculation system
US-2016222925-A1 · Aug 4, 2016 · US
the characteristics being temperatures, pressures or flow rates
the characteristics being temperatures, pressures or flow rates · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F02M26/47 |
| Official title | the characteristics being temperatures, pressures or flow rates |
| Display label | the characteristics being temperatures, pressures or flow rates |
| Total patents | 466 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 54 |
| 2016 | 67 |
| 2017 | 58 |
| 2018 | 61 |
| 2019 | 68 |
| 2020 | 59 |
| 2021 | 37 |
| 2022 | 25 |
| 2023 | 21 |
| 2024 | 11 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and system for improved dilution tolerance
US-9371783-B2 · Jun 21, 2016 · US
Method and systems for exhaust gas control
US-2016160811-A1 · Jun 9, 2016 · US
System and method for controlling an engine that includes low pressure egr
US-2016131006-A1 · May 12, 2016 · US
Cooling module for electronic engine components
US-9291097-B2 · Mar 22, 2016 · US
Combustion Engine, In Particular Gas Engine, For a Vehicle, In Particular For a Commercial Vehicle
US-2016076467-A1 · Mar 17, 2016 · US
Method and system for secondary air injection coordination with exhaust back pressure valve
US-2015369101-A1 · Dec 24, 2015 · US
Methods and systems for regenerating an exhaust gas recirculation cooler
US-9212630-B2 · Dec 15, 2015 · US
Method and system for humidity sensor diagnostics
US-2015354489-A1 · Dec 10, 2015 · US
Multivariable low-pressure exhaust gas recirculation control
US-2015354483-A1 · Dec 10, 2015 · US
Reducing condensation in an internal combustion engine of a motor vehicle with an exhaust gas recirculation system
US-2015337746-A1 · Nov 26, 2015 · US
Method for determining the recycled air flow rate and the quantity of oxygen available at the inlet of an internal combustion engine cylinder
US-2015330334-A1 · Nov 19, 2015 · US
Ejector flow rate computation for gas constituent sensor compensation
US-9188087-B2 · Nov 17, 2015 · US
Exhaust gas cooler
US-9188037-B2 · Nov 17, 2015 · US
Engine apparatus
US-9188089-B2 · Nov 17, 2015 · US
System and method for estimating engine exhaust manifold operating parameters
US-2015323421-A1 · Nov 12, 2015 · US
Method and system for exhaust gas recirculation control
US-9181904-B2 · Nov 10, 2015 · US
Temperature-controlled exhaust gas recirculation system and method for dual fuel engine
US-9169794-B2 · Oct 27, 2015 · US
Method and system for humidity sensor diagnostics
US-9163588-B2 · Oct 20, 2015 · US
System and method for turbocharger compressor surge control
US-2015292443-A1 · Oct 15, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M26/47?
- CPC F02M26/47 is the Cooperative Patent Classification code for “the characteristics being temperatures, pressures or flow rates.”
- How many patents are filed under CPC F02M26/47 (the characteristics being temperatures, pressures or flow rates)?
- Our database includes 466 publications tagged with this CPC code.
- Is patent activity under CPC F02M26/47 growing?
- Publication counts under this code: 11 in 2024 vs 4 in 2025 (latest complete years).