Internal combustion engine
US-9845748-B2 · Dec 19, 2017 · US
in relation to the intake system
in relation to the intake system · 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 | F02M26/17 |
| Official title | in relation to the intake system |
| Display label | in relation to the intake system |
| Total patents | 316 |
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 | 11 |
| 2016 | 26 |
| 2017 | 33 |
| 2018 | 38 |
| 2019 | 39 |
| 2020 | 50 |
| 2021 | 39 |
| 2022 | 49 |
| 2023 | 19 |
| 2024 | 3 |
| 2025 | 5 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Control apparatus for naturally aspirated gasoline engine
US-2017356361-A1 · Dec 14, 2017 · US
Method and system for humidity sensor diagnostics
US-9828949-B2 · Nov 28, 2017 · US
Internal combustion engine
US-2017306894-A1 · Oct 26, 2017 · US
Exhaust circulating device for internal combustion engine
US-2017306899-A1 · Oct 26, 2017 · US
Air intake apparatus
US-2017306895-A1 · Oct 26, 2017 · US
Gas distribution manifold in the cylinder head of an engine, set comprising a distribution manifold and an engine cylinder head
US-9790897-B2 · Oct 17, 2017 · US
Exhaust gas recirculation apparatus
US-2017260933-A1 · Sep 14, 2017 · US
Internal combustion engine
US-9759165-B2 · Sep 12, 2017 · US
Intake apparatus of internal combustion engine
US-2017241377-A1 · Aug 24, 2017 · US
Engine
US-9670883-B2 · Jun 6, 2017 · US
Tunable intake system for exhaust gas recirculation in an internal combustion engine
US-2017138318-A1 · May 18, 2017 · US
Internal combustion engine including a booster
US-9631551-B2 · Apr 25, 2017 · US
Method of operating an internal combustion engine having a turbocharger
US-2017107923-A1 · Apr 20, 2017 · US
Engine system for controlling exhaust gas flow
US-9587547-B2 · Mar 7, 2017 · US
Internal combustion engine and method for controlling internal combustion engine
US-2017051660-A1 · Feb 23, 2017 · US
System and method for exhaust gas recirculation estimation with two intake oxygen sensors
US-9574509-B2 · Feb 21, 2017 · US
Methods and systems for surge control
US-9551276-B2 · Jan 24, 2017 · US
Exhaust gas recirculation system for an internal combustion engine and method for operating same
US-9551303-B2 · Jan 24, 2017 · US
Intake manifold secondary gas distribution via structural posts
US-9541044-B2 · Jan 10, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M26/17?
- CPC F02M26/17 is the Cooperative Patent Classification code for “in relation to the intake system.”
- How many patents are filed under CPC F02M26/17 (in relation to the intake system)?
- Our database includes 316 publications tagged with this CPC code.
- Is patent activity under CPC F02M26/17 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).