Dual pump fuel system with pump sharing connection
US-10502138-B2 · Dec 10, 2019 · US
to improve fuel economy
to improve fuel economy · 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 | F05D2270/07 |
| Official title | to improve fuel economy |
| Display label | to improve fuel economy |
| Total patents | 167 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 11 |
| 2017 | 11 |
| 2018 | 11 |
| 2019 | 18 |
| 2020 | 19 |
| 2021 | 19 |
| 2022 | 17 |
| 2023 | 21 |
| 2024 | 18 |
| 2025 | 12 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hybrid electric aircraft propulsion system
US-2019345837-A1 · Nov 14, 2019 · US
Gas turbine dispatch optimizer real-time command and operations
US-10452041-B2 · Oct 22, 2019 · US
Method for the operation of a gas turbine by active hydraulic gap adjustment
US-10450967-B2 · Oct 22, 2019 · US
Fuel-air ratio control of gas turbine engines
US-10436122-B2 · Oct 8, 2019 · US
Method for automatically controlling the operating speed of a helicopter turboshaft engine, corresponding control device and helicopter provided with such a device
US-10435167-B2 · Oct 8, 2019 · US
Systems and methods for active clearance control based on selected operating mode
US-2019292932-A1 · Sep 26, 2019 · US
Engine control system
US-10415484-B2 · Sep 17, 2019 · US
Gas turbine engine fuel system
US-10378445-B2 · Aug 13, 2019 · US
Gas turbine engine fluid cooling systems and methods of assembling the same
US-2019203613-A1 · Jul 4, 2019 · US
Gas turbine engine fluid cooling systems and methods of assembling the same
US-10323540-B2 · Jun 18, 2019 · US
Control systems for controlling power systems based on fuel consumption and related program products
US-10280844-B2 · May 7, 2019 · US
Return flow powered turbine
US-10267237-B2 · Apr 23, 2019 · US
Smart liquid fuel system with ability to self-diagnostics
US-10233846-B2 · Mar 19, 2019 · US
Engine control system
US-2019063334-A1 · Feb 28, 2019 · US
On-wing engine fluid sensing and control
US-2019063253-A1 · Feb 28, 2019 · US
System and method for turbine blade clearance control
US-10184348-B2 · Jan 22, 2019 · US
Supercharged internal combustion engine
US-2019003374-A1 · Jan 3, 2019 · US
Turbocharger, engine system, and control method for turbocharger
US-2018347455-A1 · Dec 6, 2018 · US
Tip clearance control for turbine blades
US-10119413-B2 · Nov 6, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05D2270/07?
- CPC F05D2270/07 is the Cooperative Patent Classification code for “to improve fuel economy.”
- How many patents are filed under CPC F05D2270/07 (to improve fuel economy)?
- Our database includes 167 publications tagged with this CPC code.
- Is patent activity under CPC F05D2270/07 growing?
- Publication counts under this code: 18 in 2024 vs 12 in 2025 (latest complete years).