Propane fuel system thermal management systems and methods
US-12510044-B2 · Dec 30, 2025 · US
Control
Control · 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 | F02M31/183 |
| Official title | {Control} |
| Display label | Control |
| Total patents | 32 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 8 |
| 2019 | 2 |
| 2020 | 4 |
| 2021 | 3 |
| 2023 | 5 |
| 2024 | 3 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Reconfigurable surgical frame and method for use thereof
US-2025109725-A1 · Apr 3, 2025 · US
Reconfigurable surgical frame and method for use thereof
US-12123381-B2 · Oct 22, 2024 · US
Gas supply system for high- and low-pressure gas-consuming apparatuses and method of controlling such a system
US-11898520-B2 · Feb 13, 2024 · US
Propane fuel system thermal management systems and methods
US-2024035432-A1 · Feb 1, 2024 · US
Gas supply system for high- and low-pressure gas-consuming apparatuses and method of controlling such a system
US-2023313766-A1 · Oct 5, 2023 · US
Reconfigurable surgical frame and method for use thereof
US-2023243323-A1 · Aug 3, 2023 · US
Vaporizing methanol using exhaust gas and an electrical heating component
US-11702999-B2 · Jul 18, 2023 · US
Vaporizing methanol using exhaust gas and an electrical heating component
US-2023184180-A1 · Jun 15, 2023 · US
Reconfigurable surgical frame and method for use thereof
US-11624342-B2 · Apr 11, 2023 · US
Reconfigurable surgical frame and method for use thereof
US-2021140395-A1 · May 13, 2021 · US
Fuel heating
US-10920707-B2 · Feb 16, 2021 · US
Reconfigurable surgical frame and method for use thereof
US-10900448-B2 · Jan 26, 2021 · US
Integrated natural gas flow regulation system including fuel temperature homogenization for improved engine performance and reduced emissions
US-10859009-B2 · Dec 8, 2020 · US
Fuel injection control system and method
US-10746140-B2 · Aug 18, 2020 · US
Fuel injection control system and method
US-2020141367-A1 · May 7, 2020 · US
Cryogenic pump operation for controlling heat exchanger discharge temperature
US-10550831-B2 · Feb 4, 2020 · US
Vaporized fuel introduction apparatus
US-10371103-B2 · Aug 6, 2019 · US
Fuel heating
US-2019195162-A1 · Jun 27, 2019 · US
Reconfigurable surgical frame and method for
US-2018363596-A1 · Dec 20, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M31/183?
- CPC F02M31/183 is the Cooperative Patent Classification code for “Control.”
- How many patents are filed under CPC F02M31/183 (Control)?
- Our database includes 32 publications tagged with this CPC code.
- Is patent activity under CPC F02M31/183 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).