Acceleration of a gas turbine
US-11480112-B2 · Oct 25, 2022 · US
to control acceleration (u)
to control acceleration (u) · 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 | F05D2270/04 |
| Official title | to control acceleration (u) |
| Display label | to control acceleration (u) |
| Total patents | 86 |
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 | 3 |
| 2017 | 7 |
| 2018 | 8 |
| 2019 | 12 |
| 2020 | 8 |
| 2021 | 8 |
| 2022 | 9 |
| 2023 | 11 |
| 2024 | 4 |
| 2025 | 9 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Transient operation control of a hybrid gas turbine engine
US-11473496-B2 · Oct 18, 2022 · US
Active multi-effector control of high pressure turbine clearances
US-11473510-B2 · Oct 18, 2022 · US
Device for driving a generator of an aircraft turbomachine and method for regulating the speed of such a generator
US-2022260019-A1 · Aug 18, 2022 · US
Auxiliary power unit adaptive cooldown cycle system and method
US-2022234751-A1 · Jul 28, 2022 · US
Asymmetric propulsion system with heat recovery
US-11391203-B2 · Jul 19, 2022 · US
Auxiliary power unit adaptive cooldown cycle system and method
US-11305885-B2 · Apr 19, 2022 · US
Gas turbine engine fuel control system and method
US-11286867-B2 · Mar 29, 2022 · US
Method and system for setting an acceleration schedule for engine start
US-11131211-B2 · Sep 28, 2021 · US
Gas turbine engine fuel control system and method
US-2021277837-A1 · Sep 9, 2021 · US
Gas turbine engine stall margin management
US-2021262398-A1 · Aug 26, 2021 · US
Asymmetric propulsion system with heat recovery
US-2021246827-A1 · Aug 12, 2021 · US
System and method for an engine controller based on inverse dynamics of the engine
US-11035299-B2 · Jun 15, 2021 · US
Systems and methods for filling a fuel manifold of a gas turbine engine
US-2021139158-A1 · May 13, 2021 · US
Hybrid gas turbine engine starting control
US-2021025339-A1 · Jan 28, 2021 · US
Reducing idle thrust in a propulsive gas turbine
US-2021017914-A1 · Jan 21, 2021 · US
Acceleration of a gas turbine
US-2020392910-A1 · Dec 17, 2020 · US
Active multi-effector control of high pressure turbine clearances
US-2020332726-A1 · Oct 22, 2020 · US
Propulsion system
US-10746104-B2 · Aug 18, 2020 · US
System and method for exiting an asymmetric engine operating regime
US-2020256265-A1 · Aug 13, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05D2270/04?
- CPC F05D2270/04 is the Cooperative Patent Classification code for “to control acceleration (u).”
- How many patents are filed under CPC F05D2270/04 (to control acceleration (u))?
- Our database includes 86 publications tagged with this CPC code.
- Is patent activity under CPC F05D2270/04 growing?
- Publication counts under this code: 4 in 2024 vs 9 in 2025 (latest complete years).