Generator having confined space shutdown
US-2017363022-A1 · Dec 21, 2017 · US
Engine intake system parameters
Engine intake system parameters · 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 | F02D2200/04 |
| Official title | Engine intake system parameters |
| Display label | Engine intake system parameters |
| Total patents | 403 |
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 | 8 |
| 2016 | 18 |
| 2017 | 45 |
| 2018 | 62 |
| 2019 | 63 |
| 2020 | 71 |
| 2021 | 56 |
| 2022 | 37 |
| 2023 | 18 |
| 2024 | 14 |
| 2025 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods and systems for engine fuel and torque control
US-9845760-B2 · Dec 19, 2017 · US
System for reactivating deactivated cylinders
US-2017356353-A1 · Dec 14, 2017 · US
Methods and systems for open loop and closed loop control of an exhaust gas recirculation system
US-9835100-B2 · Dec 5, 2017 · US
Method of operating an engine
US-9810672-B2 · Nov 7, 2017 · US
Method and system for compressor outlet temperature regulation
US-2017298811-A1 · Oct 19, 2017 · US
Surge determination device, surge determination method, and program
US-2017298814-A1 · Oct 19, 2017 · US
Evaporative fuel processing apparatus
US-9790875-B2 · Oct 17, 2017 · US
Controlling Combustion Processes In An Internal Combustion Engine
US-2017292461-A1 · Oct 12, 2017 · US
Controller and control method for internal combustion engine
US-2017284323-A1 · Oct 5, 2017 · US
Methods and systems for engine fuel and torque control
US-2017268451-A1 · Sep 21, 2017 · US
Fifty percent burn crankshaft angle estimation systems and methods
US-9759140-B2 · Sep 12, 2017 · US
Methods and systems for adjusting engine airflow based on output from an oxygen sensor
US-2017248089-A1 · Aug 31, 2017 · US
Fuel injection amount control apparatus for an internal combustion engine
US-9726103-B2 · Aug 8, 2017 · US
Controller and control method for internal combustion engine
US-2017204814-A1 · Jul 20, 2017 · US
Engine intake system and method for operating same
US-9695786-B2 · Jul 4, 2017 · US
Control device, method, and internal combusion engine
US-2017184014-A1 · Jun 29, 2017 · US
Adjustment of measured oxygen storage capacity based on upstream O2 sensor performance
US-9650981-B1 · May 16, 2017 · US
Methods and systems for open loop and closed loop control of an exhaust gas recirculation system
US-2017130660-A1 · May 11, 2017 · US
Method of operating an internal combustion engine having a turbocharger
US-2017107923-A1 · Apr 20, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02D2200/04?
- CPC F02D2200/04 is the Cooperative Patent Classification code for “Engine intake system parameters.”
- How many patents are filed under CPC F02D2200/04 (Engine intake system parameters)?
- Our database includes 403 publications tagged with this CPC code.
- Is patent activity under CPC F02D2200/04 growing?
- Publication counts under this code: 14 in 2024 vs 11 in 2025 (latest complete years).