Systems and methods utilizing gas temperature as a power source
US-12312981-B2 · May 27, 2025 · US
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Controlling, e.g. starting, stopping (F01K7/00, F01K13/02 take precedence)
Controlling, e.g. starting, stopping (F01K7/00, F01K13/02 take precedence) · 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 | F01K3/22 |
| Official title | Controlling, e.g. starting, stopping (F01K7/00, F01K13/02 take precedence) |
| Display label | Controlling, e.g. starting, stopping (F01K7/00, F01K13/02 take precedence) |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2017 | 5 |
| 2019 | 4 |
| 2020 | 2 |
| 2022 | 2 |
| 2023 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Long-duration phes systems with modular configurations
US-2025101886-A1 · Mar 27, 2025 · US
Gas turbine comprising thermal energy store, method for operating same, and method for modifying same
US-2023349322-A1 · Nov 2, 2023 · US
Gas turbine comprising thermal energy store, method for operating same, and method for modifying same
US-11746697-B2 · Sep 5, 2023 · US
Systems and methods utilizing gas temperature as a power source
US-2022316406-A1 · Oct 6, 2022 · US
Gas turbine comprising thermal energy store, method for operating same, and method for modifying same
US-2022275755-A1 · Sep 1, 2022 · US
Steam turbine pipe and pipe
US-10753543-B2 · Aug 25, 2020 · US
Advanced humid air gas turbine system
US-10641170-B2 · May 5, 2020 · US
Steam turbine pipe and pipe
US-2019120437-A1 · Apr 25, 2019 · US
Steam turbine pipe and pipe
US-2019120436-A1 · Apr 25, 2019 · US
Method for startup and management of a combined cycle heating system for the production of power
US-10240487-B2 · Mar 26, 2019 · US
Steam turbine pipe and pipe
US-10203069-B2 · Feb 12, 2019 · US
Steam valve device and steam turbine plant
US-9790805-B2 · Oct 17, 2017 · US
Method for operating a solar installation
US-9745868-B2 · Aug 29, 2017 · US
Advanced Humid Air Gas Turbine System
US-2017175623-A1 · Jun 22, 2017 · US
Advanced humid air gas turbine system
US-9677471-B2 · Jun 13, 2017 · US
Back-up boiler system for a solar thermal power plant based on molten salt technology, a solar thermal power plant and a method for operating a solar thermal power plant
US-9638064-B2 · May 2, 2017 · US
Method for providing heat from an oxidation process and from electrical energy
US-2015218475-A1 · Aug 6, 2015 · US
Advanced Humid Air Gas Turbine System
US-2015128559-A1 · May 14, 2015 · US
Device and method for the recovery of waste heat from an internal combustion engine
US-8991180-B2 · Mar 31, 2015 · US