Systems and methods with improved lr-egr activation
US-2018274496-A1 · Sep 27, 2018 · US
Multi-way valves
Multi-way valves · 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 | F02M26/71 |
| Official title | Multi-way valves |
| Display label | Multi-way valves |
| Total patents | 117 |
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 | 16 |
| 2016 | 18 |
| 2017 | 14 |
| 2018 | 17 |
| 2019 | 15 |
| 2020 | 16 |
| 2021 | 5 |
| 2022 | 8 |
| 2023 | 6 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Control device for internal combustion engine
US-10066557-B2 · Sep 4, 2018 · US
Purge valve and fuel vapor management system
US-10060393-B2 · Aug 28, 2018 · US
Controlling exhaust gas recirculation through multiple paths in a turbocharged engine system
US-2018187617-A1 · Jul 5, 2018 · US
Engine exhaust system
US-9995228-B2 · Jun 12, 2018 · US
Control device for internal combustion engine
US-2018149098-A1 · May 31, 2018 · US
Dedicated exhaust gas recirculation control systems and methods
US-9957911-B2 · May 1, 2018 · US
Internal combustion engine having dedicated cylinder(s) for generation of both EGR and exhaust aftertreatment reformate for three-way catalyst
US-9951702-B2 · Apr 24, 2018 · US
Multifunctional rotary valve module
US-2018087449-A1 · Mar 29, 2018 · US
Supercharged internal combustion engine with compressor, exhaust-gas recirculation arrangement and flap
US-2018058340-A1 · Mar 1, 2018 · US
Valve with two flaps placed serially and actuated by a common motor
US-9874179-B2 · Jan 23, 2018 · US
Device for admitting inlet gases and/or recirculated exhaust gases into an internal combustion engine cylinder
US-9874181-B2 · Jan 23, 2018 · US
Internal combustion engine for a motor vehicle, and method for operating such an internal combustion engine
US-9835116-B2 · Dec 5, 2017 · US
Exhaust gas flow control system for an internal combustion engine
US-9784221-B2 · Oct 10, 2017 · US
Mixing valve of an internal combustion engine
US-9771898-B2 · Sep 26, 2017 · US
Engine exhaust system
US-2017260915-A1 · Sep 14, 2017 · US
Dedicated exhaust gas recirculation control systems and methods
US-2017241364-A1 · Aug 24, 2017 · US
Techniques for controlling a dedicated egr engine
US-2017204797-A1 · Jul 20, 2017 · US
Low-pressure EGR valve
US-9670882-B2 · Jun 6, 2017 · US
Assembly comprising a heat engine and an electric compressor
US-9657688-B2 · May 23, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M26/71?
- CPC F02M26/71 is the Cooperative Patent Classification code for “Multi-way valves.”
- How many patents are filed under CPC F02M26/71 (Multi-way valves)?
- Our database includes 117 publications tagged with this CPC code.
- Is patent activity under CPC F02M26/71 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).