Internal combustion engine with igniter cooling sleeve
US-10514017-B2 · Dec 24, 2019 · US
Fuel supply; Introducing fuel to combustion space
Fuel supply; Introducing fuel to combustion space · 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 | F02B53/10 |
| Official title | Fuel supply; Introducing fuel to combustion space |
| Display label | Fuel supply; Introducing fuel to combustion space |
| Total patents | 115 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 13 |
| 2017 | 7 |
| 2018 | 23 |
| 2019 | 13 |
| 2020 | 19 |
| 2021 | 11 |
| 2022 | 6 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotary internal combustion engine with pilot subchamber and ignition element
US-10458325-B2 · Oct 29, 2019 · US
Rotary engine with pilot subchambers
US-2019162108-A1 · May 30, 2019 · US
System for pilot subchamber temperature control
US-10280830-B2 · May 7, 2019 · US
Compound cycle engine
US-2019128177-A1 · May 2, 2019 · US
Internal combustion engine with common rail injection
US-10267217-B2 · Apr 23, 2019 · US
Rotary engine and method of combusting fuel
US-2019107042-A1 · Apr 11, 2019 · US
Rotary internal combustion engine with cooled insert
US-10247092-B2 · Apr 2, 2019 · US
Rotary internal combustion engine with pilot subchamber
US-2019055882-A1 · Feb 21, 2019 · US
Compound cycle engine
US-10196971-B2 · Feb 5, 2019 · US
Stop control system for direct-injection type internal combustion engine
US-10151261-B2 · Dec 11, 2018 · US
Method of operating an engine having a pilot subchamber at partial load conditions
US-2018347450-A1 · Dec 6, 2018 · US
Rotary engine casing
US-2018347457-A1 · Dec 6, 2018 · US
Rotary engine and method of combusting fuel
US-10145291-B1 · Dec 4, 2018 · US
Rotary internal combustion engine with pilot subchamber
US-10125676-B2 · Nov 13, 2018 · US
Internal combustion engine with igniter cooling sleeve
US-2018274513-A1 · Sep 27, 2018 · US
Rotary engine casing with seal engaging plate having mating surface defining a fluid cavity
US-10072566-B2 · Sep 11, 2018 · US
Method of operating an engine having a pilot subchamber at partial load conditions
US-10072559-B2 · Sep 11, 2018 · US
Internal combustion engine with split pilot injection
US-10041402-B2 · Aug 7, 2018 · US
Internal combustion engine with common rail injection
US-2018209331-A1 · Jul 26, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02B53/10?
- CPC F02B53/10 is the Cooperative Patent Classification code for “Fuel supply; Introducing fuel to combustion space.”
- How many patents are filed under CPC F02B53/10 (Fuel supply; Introducing fuel to combustion space)?
- Our database includes 115 publications tagged with this CPC code.
- Is patent activity under CPC F02B53/10 growing?
- Publication counts under this code: 7 in 2024 vs 5 in 2025 (latest complete years).