Fuel-reforming device and fuel-reforming method
US-12447458-B2 · Oct 21, 2025 · US
by electric means, {ionisation, polarisation} or magnetism
by electric means, {ionisation, polarisation} or magnetism · 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 | F02M27/04 |
| Official title | by electric means, {ionisation, polarisation} or magnetism |
| Display label | by electric means, {ionisation, polarisation} or magnetism |
| Total patents | 54 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 9 |
| 2017 | 4 |
| 2018 | 7 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cold start catalyst light-off
US-2025109718-A1 · Apr 3, 2025 · US
Cold start catalyst light-off
US-12264633-B1 · Apr 1, 2025 · US
Fuel-reforming device and fuel-reforming method
US-2024207808-A1 · Jun 27, 2024 · US
Fuel-reforming device and fuel-reforming method
US-11964251-B2 · Apr 23, 2024 · US
Systems and methods for coordination of skip-fire and aftertreatment heater operation to maintain exhaust gas temperature
US-11920533-B2 · Mar 5, 2024 · US
Exhaust treatment system for dual fuel engines
US-2023287822-A1 · Sep 14, 2023 · US
Fuel production device
US-11732624-B2 · Aug 22, 2023 · US
Systems and methods for coordination of skip-fire and aftertreatment heater operation to maintain exhaust gas temperature
US-2023204000-A1 · Jun 29, 2023 · US
Fuel production device
US-2022333515-A1 · Oct 20, 2022 · US
Fuel-reforming device and fuel-reforming method
US-2022193629-A1 · Jun 23, 2022 · US
Vehicle and control method for vehicle
US-11286825-B2 · Mar 29, 2022 · US
Microwave heating of combustion chamber of internal combustion engine during cold starting
US-11174780-B1 · Nov 16, 2021 · US
Methods and systems for operating an adjustable pre-chamber
US-11085402-B1 · Aug 10, 2021 · US
System and method for on-board electrochemical upgrading of hydrocarbon fuels
US-2020217281-A1 · Jul 9, 2020 · US
Vehicle and control method for vehicle
US-2020072105-A1 · Mar 5, 2020 · US
Electrostatic flame control technology
US-10563626-B2 · Feb 18, 2020 · US
Electrostatic flame control technology
US-2020003165-A1 · Jan 2, 2020 · US
System including oxygen separation device
US-10458373-B2 · Oct 29, 2019 · US
System including oxygen separation device
US-2019186436-A1 · Jun 20, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M27/04?
- CPC F02M27/04 is the Cooperative Patent Classification code for “by electric means, {ionisation, polarisation} or magnetism.”
- How many patents are filed under CPC F02M27/04 (by electric means, {ionisation, polarisation} or magnetism)?
- Our database includes 54 publications tagged with this CPC code.
- Is patent activity under CPC F02M27/04 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).