Dual fuel system and method feeding same fuel at two pressures to fuel injector
US-2025369401-A1 · Dec 4, 2025 · US
Pumps peculiar thereto
Pumps peculiar thereto · 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 | F02M43/02 |
| Official title | Pumps peculiar thereto |
| Display label | Pumps peculiar thereto |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 11 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2025 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dual fuel system and method feeding same fuel at two pressures to fuel injector
US-12486810-B1 · Dec 2, 2025 · US
Fuel supply device and engine system
US-2025290478-A1 · Sep 18, 2025 · US
Multi-fuel injector with fuel mixing
US-12326127-B2 · Jun 10, 2025 · US
Dual fuel system for engine having fuel-actuated fuel pump and method
US-2025101926-A1 · Mar 27, 2025 · US
Multi-fuel injector with fuel mixing
US-2025084813-A1 · Mar 13, 2025 · US
Dual fuel engine system having fuel-actuated unit pumps and method
US-12234782-B1 · Feb 25, 2025 · US
Compact opposed pump
US-2023235729-A1 · Jul 27, 2023 · US
Dual-fuel internal combustion engine
US-11585303-B2 · Feb 21, 2023 · US
In-cylinder air injection via dual-fuel injector
US-2022018321-A1 · Jan 20, 2022 · US
Dual-fuel internal combustion engine
US-2021404427-A1 · Dec 30, 2021 · US
Method for Preventing Icing of an Injection System of an Internal Combustion Engine
US-2021190022-A1 · Jun 24, 2021 · US
Device and Method for Supplying Water Into a High-Pressure Fuel Pump of an Internal Combustion Engine Provided in a Motor Vehicle
US-2021033052-A1 · Feb 4, 2021 · US
Internal combustion engine and method for operating an internal combustion engine
US-10746143-B2 · Aug 18, 2020 · US
Fuel injection unit and fuel feeding arrangement
US-10539107-B2 · Jan 21, 2020 · US
High pressure fluid control system and method of controlling pressure bias in an end use device
US-10371065-B2 · Aug 6, 2019 · US
Mechanical fuel pump deactivation
US-10273945-B2 · Apr 30, 2019 · US
High pressure fluid control system and method of controlling pressure bias in an end use device
US-2018320605-A1 · Nov 8, 2018 · US
System and method for lubricating a fuel pump
US-10082118-B2 · Sep 25, 2018 · US
Pump manifold
US-10041447-B2 · Aug 7, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M43/02?
- CPC F02M43/02 is the Cooperative Patent Classification code for “Pumps peculiar thereto.”
- How many patents are filed under CPC F02M43/02 (Pumps peculiar thereto)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC F02M43/02 growing?
- Publication counts under this code: 2 in 2023 vs 7 in 2025 (latest complete years).