Model based bump-less transfer between passive and active mode operation of three-way check valve for liquid fuel delivery in gas turbine systems
US-10443510-B2 · Oct 15, 2019 · US
characterised by throttling of fuel (F02C9/38 takes precedence)
characterised by throttling of fuel (F02C9/38 takes 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 | F02C9/32 |
| Official title | characterised by throttling of fuel (F02C9/38 takes precedence) |
| Display label | characterised by throttling of fuel (F02C9/38 takes precedence) |
| Total patents | 186 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 15 |
| 2017 | 20 |
| 2018 | 13 |
| 2019 | 18 |
| 2020 | 26 |
| 2021 | 16 |
| 2022 | 18 |
| 2023 | 21 |
| 2024 | 14 |
| 2025 | 14 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Systems and methods for resizing holes
US-2019217429-A1 · Jul 18, 2019 · US
Turbomachine With An Electric Machine Assembly and Method For Operation
US-2019165708-A1 · May 30, 2019 · US
Burner for a combustion chamber of a gas turbine having a mixing and injection device
US-10267522-B2 · Apr 23, 2019 · US
System and method for igniting liquid fuel in a gas turbine combustor
US-2018363910-A1 · Dec 20, 2018 · US
Reducing an acoustic signature of a gas turbine engine
US-2018347475-A1 · Dec 6, 2018 · US
Combustor fuel manifold
US-2018283285-A1 · Oct 4, 2018 · US
Flexure for metering valve assembly with retaining feature
US-10082088-B2 · Sep 25, 2018 · US
Fuel recirculation thermal management system
US-10006366-B2 · Jun 26, 2018 · US
Fuel System
US-9964046-B2 · May 8, 2018 · US
Flow limiter
US-2018119620-A1 · May 3, 2018 · US
Method and arrangement for controlling fuel supply for a gas turbine
US-9938905-B2 · Apr 10, 2018 · US
Correction system and method for gas turbine proportional droop governor
US-9932850-B2 · Apr 3, 2018 · US
Gas turbine having fuel monitoring
US-9933336-B2 · Apr 3, 2018 · US
Fuel metering unit for turbine engine
US-2018066591-A1 · Mar 8, 2018 · US
Aircraft fuel pump systems
US-2018050812-A1 · Feb 22, 2018 · US
Model based bump-less transfer between passive and active mode operation of three-way check valve for liquid fuel delivery in gas turbine systems
US-2018016991-A1 · Jan 18, 2018 · US
Fuel delivery system and method for a gas turbine engine
US-2017350323-A1 · Dec 7, 2017 · US
Strain gauge and accelerometer measurement for thrust estimation
US-9829401-B2 · Nov 28, 2017 · US
Engine fuel control system
US-2017306856-A1 · Oct 26, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02C9/32?
- CPC F02C9/32 is the Cooperative Patent Classification code for “characterised by throttling of fuel (F02C9/38 takes precedence).”
- How many patents are filed under CPC F02C9/32 (characterised by throttling of fuel (F02C9/38 takes precedence))?
- Our database includes 186 publications tagged with this CPC code.
- Is patent activity under CPC F02C9/32 growing?
- Publication counts under this code: 14 in 2024 vs 14 in 2025 (latest complete years).