Intake and exhaust device for automotive engine
US-2019063376-A1 · Feb 28, 2019 · US
with compressors, turbines or the like in the recirculation passage
with compressors, turbines or the like in the recirculation passage · 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 | F02M26/34 |
| Official title | with compressors, turbines or the like in the recirculation passage |
| Display label | with compressors, turbines or the like in the recirculation passage |
| Total patents | 195 |
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 | 13 |
| 2016 | 17 |
| 2017 | 7 |
| 2018 | 22 |
| 2019 | 20 |
| 2020 | 16 |
| 2021 | 25 |
| 2022 | 31 |
| 2023 | 20 |
| 2024 | 13 |
| 2025 | 8 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Systems and methods for particulate filter cleaning
US-10156211-B1 · Dec 18, 2018 · US
Methods and systems for boost and EGR control
US-10145320-B1 · Dec 4, 2018 · US
Engine system
US-2018334941-A1 · Nov 22, 2018 · US
Two-stage supercharging internal combustion engine having an exhaust-gas aftertreatment arrangement, and method for operating a two-stage supercharged internal combustion engine
US-10107180-B2 · Oct 23, 2018 · US
Compressor stage EGR injection
US-10100785-B2 · Oct 16, 2018 · US
Gas flow control for an internal combustion engine
US-2018283297-A1 · Oct 4, 2018 · US
Variable compression ratio engine
US-2018265071-A1 · Sep 20, 2018 · US
Variable compression ratio engine
US-10077041-B1 · Sep 18, 2018 · US
Variable compression ratio engine and method for operation thereof
US-10060336-B1 · Aug 28, 2018 · US
Condensate storage and removal in low pressure exhaust gas recirculation system
US-10006414-B2 · Jun 26, 2018 · US
Turbine housings and turbine housing manifolds having integrated bypass valves for dedicated exhaust gas recirculation engines
US-2018156164-A1 · Jun 7, 2018 · US
Auto-ignition internal combustion engine with exhaust-gas turbocharging and exhaust-gas recirculation
US-9989020-B2 · Jun 5, 2018 · US
System and method for controlling exhaust emissions and specific fuel consumption of an engine
US-9964056-B2 · May 8, 2018 · US
Internal combustion engine
US-9951740-B2 · Apr 24, 2018 · US
Engine
US-9932919-B2 · Apr 3, 2018 · US
Dedicated egr engine with dedicated loop turbocharger
US-2018066610-A1 · Mar 8, 2018 · US
Control system for internal combustion engine
US-9903320-B2 · Feb 27, 2018 · US
Method of removing impurities from egr by air blowing, egr system, and vehicle including the same
US-2018045144-A1 · Feb 15, 2018 · US
Internal combustion engine intake power booster system
US-2018038271-A1 · Feb 8, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M26/34?
- CPC F02M26/34 is the Cooperative Patent Classification code for “with compressors, turbines or the like in the recirculation passage.”
- How many patents are filed under CPC F02M26/34 (with compressors, turbines or the like in the recirculation passage)?
- Our database includes 195 publications tagged with this CPC code.
- Is patent activity under CPC F02M26/34 growing?
- Publication counts under this code: 13 in 2024 vs 8 in 2025 (latest complete years).