Recirculation fan turbocharger assembly and fuel cell system
US-2024183308-A1 · Jun 6, 2024 · US
Mechanical Engineering
Mechanical Engineering · 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 | F02C7/04 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 1,425 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 85 |
| 2016 | 118 |
| 2017 | 119 |
| 2018 | 141 |
| 2019 | 152 |
| 2020 | 155 |
| 2021 | 126 |
| 2022 | 124 |
| 2023 | 136 |
| 2024 | 125 |
| 2025 | 108 |
| 2026 | 36 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Compressor inlet manifold for a gas turbine engine
US-9217369-B2 · Dec 22, 2015 · US
Air-Oil Heat Exchangers with Minimum Bypass Flow Pressure Loss
US-2015361891-A1 · Dec 17, 2015 · US
Thermoplastic nosecone for a turbine engine
US-2015361806-A1 · Dec 17, 2015 · US
Turbojet engine nacelle with translatable upstream cowl
US-9211956-B2 · Dec 15, 2015 · US
Multi Stage Air Flow Management
US-2015345389-A1 · Dec 3, 2015 · US
Nose cone assembly
US-9200595-B2 · Dec 1, 2015 · US
Inlet air filtration system with self-cleaning filter bag
US-9200568-B1 · Dec 1, 2015 · US
Gas turbine engine inlet wall design
US-2015321764-A1 · Nov 12, 2015 · US
Lipskin for a nacelle and methods of making the same
US-2015314850-A1 · Nov 5, 2015 · US
A method of balancing a turbine engine rotor, and a rotor balanced by such a method
US-2015315914-A1 · Nov 5, 2015 · US
Attachment of a discharge conduit of a turbine engine
US-2015308289-A1 · Oct 29, 2015 · US
Reduced Length Transition Ducts
US-2015300253-A1 · Oct 22, 2015 · US
Composite Casing For A Compressor Of An Axial-Flow Turbomachine
US-2015292361-A1 · Oct 15, 2015 · US
Inlet bleed heat system with integrated air knife/silencer panels
US-9157333-B2 · Oct 13, 2015 · US
Gas turbine inlet
US-2015285144-A1 · Oct 8, 2015 · US
Composite flange from braided preform
US-9149997-B2 · Oct 6, 2015 · US
Liner assembly
US-2015276223-A1 · Oct 1, 2015 · US
Flow guiding system, turbo engine with a flow guiding system and method for manufacturing a flow guiding system
US-2015275759-A1 · Oct 1, 2015 · US
Inner diffuser case struts for a combustor of a gas turbine engine
US-2015252729-A1 · Sep 10, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02C7/04?
- CPC F02C7/04 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02C7/04 (Mechanical Engineering)?
- Our database includes 1,425 publications tagged with this CPC code.
- Is patent activity under CPC F02C7/04 growing?
- Publication counts under this code: 125 in 2024 vs 108 in 2025 (latest complete years).