Grooved injector nozzle combustion shield
US-2025179980-A1 · Jun 5, 2025 · US
Injectors with heating, cooling, or thermally-insulating means
Injectors with heating, cooling, or thermally-insulating means · 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 | F02M53/04 |
| Official title | Injectors with heating, cooling, or thermally-insulating means |
| Display label | Injectors with heating, cooling, or thermally-insulating means |
| Total patents | 44 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 6 |
| 2017 | 6 |
| 2018 | 5 |
| 2019 | 6 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Groove injector nozzle combustion shield
US-12228100-B2 · Feb 18, 2025 · US
Fuel injector having nozzle spray holes with grooves
US-2024337232-A1 · Oct 10, 2024 · US
Fuel injector having nozzle spray holes with grooves
US-12037967-B2 · Jul 16, 2024 · US
Engine’s efficiency by heat preservation, and engines employing this invent
US-2023340905-A1 · Oct 26, 2023 · US
Groove injector nozzle combustion shield
US-2023272765-A1 · Aug 31, 2023 · US
Fuel system and engine head assembly having double-walled fuel connector for cooling fuel return
US-11708810-B1 · Jul 25, 2023 · US
Groove injector nozzle combustion shield
US-11674486-B2 · Jun 13, 2023 · US
Groove injector nozzle combustion shield
US-2023019002-A1 · Jan 19, 2023 · US
Injector arrangement
US-11536234-B2 · Dec 27, 2022 · US
Fuel injector having nozzle spray holes with grooves
US-2022056874-A1 · Feb 24, 2022 · US
Injector arrangement
US-2021381478-A1 · Dec 9, 2021 · US
Gas fueling method
US-11136951-B2 · Oct 5, 2021 · US
Cooling device for additive injection valve
US-10753253-B2 · Aug 25, 2020 · US
Injection valve for an internal combustion engine
US-10563630-B2 · Feb 18, 2020 · US
Cooling device for additive injection valve
US-2019195108-A1 · Jun 27, 2019 · US
Gas fueling method
US-2019153985-A1 · May 23, 2019 · US
Control method and control device of direct injection internal combustion engine
US-10273922-B2 · Apr 30, 2019 · US
Fuel injector
US-2019063390-A1 · Feb 28, 2019 · US
Control method and control device of direct injection internal combustion engine
US-2019040830-A1 · Feb 7, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M53/04?
- CPC F02M53/04 is the Cooperative Patent Classification code for “Injectors with heating, cooling, or thermally-insulating means.”
- How many patents are filed under CPC F02M53/04 (Injectors with heating, cooling, or thermally-insulating means)?
- Our database includes 44 publications tagged with this CPC code.
- Is patent activity under CPC F02M53/04 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).