Port injection engine
US-11441525-B2 · Sep 13, 2022 · US
Mechanical Engineering
Mechanical Engineering · 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 | F02M69/044 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 85 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 11 |
| 2017 | 11 |
| 2018 | 7 |
| 2019 | 7 |
| 2020 | 5 |
| 2021 | 7 |
| 2022 | 6 |
| 2023 | 8 |
| 2024 | 6 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Port injection engine
US-2021363954-A1 · Nov 25, 2021 · US
Low pressure fuel and air charge forming device for a combustion engine
US-2021317809-A1 · Oct 14, 2021 · US
Electronic fuel injection throttle body assembly
US-11118515-B2 · Sep 14, 2021 · US
Two-stroke engine and method for operating a two-stroke engine
US-2021254544-A1 · Aug 19, 2021 · US
Electronic Fuel Injection Throttle Body Assembly
US-2021231061-A1 · Jul 29, 2021 · US
Low pressure fuel and air charge forming device for a combustion engine
US-11073122-B2 · Jul 27, 2021 · US
Powertrain system
US-2021062742-A1 · Mar 4, 2021 · US
Straddle-type vehicle
US-10837415-B2 · Nov 17, 2020 · US
Evaporated fuel processing device
US-10760533-B2 · Sep 1, 2020 · US
Attachment structure of fuel injection device nozzle plate
US-10690099-B2 · Jun 23, 2020 · US
Evaporated fuel processing device
US-2020141359-A1 · May 7, 2020 · US
Electronic Carburetor Injection
US-2020132031-A1 · Apr 30, 2020 · US
Internal combustion engine
US-10415512-B2 · Sep 17, 2019 · US
Method for producing an injector
US-2019271287-A1 · Sep 5, 2019 · US
Electronic Fuel Injection Throttle Body Assembly
US-2019170069-A1 · Jun 6, 2019 · US
Injection device, internal combustion engine, and method for operating an internal combustion engine
US-10273914-B2 · Apr 30, 2019 · US
Low pressure fuel and air charge forming device for a combustion engine
US-2019120193-A1 · Apr 25, 2019 · US
Fuel injection device nozzle plate
US-10253740-B2 · Apr 9, 2019 · US
Fuel amount distribution method for an engine with a dual injector
US-10208728-B2 · Feb 19, 2019 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M69/044?
- CPC F02M69/044 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02M69/044 (Mechanical Engineering)?
- Our database includes 85 publications tagged with this CPC code.
- Is patent activity under CPC F02M69/044 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).