Dual fuel system and operating strategy metering fuel via varied fuel pump output
US-12486809-B2 · Dec 2, 2025 · US
Injectors structurally combined with fuel-injection pumps
Injectors structurally combined with fuel-injection pumps · 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 | F02M57/02 |
| Official title | Injectors structurally combined with fuel-injection pumps |
| Display label | Injectors structurally combined with fuel-injection pumps |
| Total patents | 38 |
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 | 3 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 10 |
| 2020 | 8 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dual fuel system and operating strategy metering fuel via varied fuel pump output
US-2025314211-A1 · Oct 9, 2025 · US
Engine parasitic loading strategy using fuel pressurization
US-12253041-B1 · Mar 18, 2025 · US
Electronic fuel injection module
US-11668270-B2 · Jun 6, 2023 · US
Fuel injector body with counterbore insert
US-11655787-B2 · May 23, 2023 · US
Machine system and operating strategy using auto-population of trim files
US-11352973-B2 · Jun 7, 2022 · US
Electronic fuel injection module
US-2021404428-A1 · Dec 30, 2021 · US
Fuel injector having residually stressed solenoid housing for improved pressure capapility
US-11105304-B2 · Aug 31, 2021 · US
Fuel injector assembly having external filter and method of making same
US-11098685-B2 · Aug 24, 2021 · US
Fuel injector and fuel system with valve train noise suppressor
US-10975815-B2 · Apr 13, 2021 · US
Common rail fuel system having pump-accumulator injectors
US-10830194-B2 · Nov 10, 2020 · US
Machine system and operating strategy using auto-population of trim files
US-2020318569-A1 · Oct 8, 2020 · US
Fuel injector assembly having external filter and method of making same
US-2020263648-A1 · Aug 20, 2020 · US
Fuel injection control device
US-10731584-B2 · Aug 4, 2020 · US
Fuel injector having residually stressed solenoid housing for improved pressure capapility
US-2020173408-A1 · Jun 4, 2020 · US
Fuel injector body with counterbore insert
US-2020124009-A1 · Apr 23, 2020 · US
Fuel injector assembly having a case designed for solenoid cooling
US-10544767-B2 · Jan 28, 2020 · US
Fuel injector body with counterbore insert
US-10544771-B2 · Jan 28, 2020 · US
Fuel injector and fuel system with valve train noise suppressor
US-2019353125-A1 · Nov 21, 2019 · US
Fuel injector assembly having a case designed for solenoid cooling
US-2019316557-A1 · Oct 17, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M57/02?
- CPC F02M57/02 is the Cooperative Patent Classification code for “Injectors structurally combined with fuel-injection pumps.”
- How many patents are filed under CPC F02M57/02 (Injectors structurally combined with fuel-injection pumps)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC F02M57/02 growing?
- Publication counts under this code: 2 in 2023 vs 3 in 2025 (latest complete years).