Vortex station
US-2024418150-A1 · Dec 19, 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 | F03D3/005 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 126 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 11 |
| 2017 | 11 |
| 2018 | 8 |
| 2019 | 12 |
| 2020 | 15 |
| 2021 | 11 |
| 2022 | 12 |
| 2023 | 17 |
| 2024 | 14 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Vertical-axis-type wind turbine equipped high-temperature superconducting generator with batch impregnation cooling structure using cryogen
US-2024060471-A1 · Feb 22, 2024 · US
Towerless vertical-axis wind turbine
US-2020392940-A1 · Dec 17, 2020 · US
Floating wind turbine having twin vertical-axis turbines with improved efficiency
US-10844834-B2 · Nov 24, 2020 · US
Solar thermal power generation equipment
US-2020277935-A1 · Sep 3, 2020 · US
Self-propelled buoyant energy converter and method for deploying same
US-2020191110-A1 · Jun 18, 2020 · US
Photovoltaic-wind hybrid turbine system
US-10612522-B2 · Apr 7, 2020 · US
Floating offshore wind turbine comprising a combination of damping means
US-10569844-B2 · Feb 25, 2020 · US
Method of mooring floating wind turbine platforms
US-10518846-B2 · Dec 31, 2019 · US
Vortex Station
US-2019309729-A1 · Oct 10, 2019 · US
Systems and Methods for Maximizing Wind Energy
US-2019277252-A1 · Sep 12, 2019 · US
Method of Assembling A Floating Wind Turbine Platform
US-2019263477-A1 · Aug 29, 2019 · US
Method of adaptively adjusting lift and drag on an airfoil-shaped sail, sail, and wind turbine
US-10337493-B2 · Jul 2, 2019 · US
Method of assembling a floating wind turbine platform
US-10336404-B2 · Jul 2, 2019 · US
Floating wind turbine having twin vertical-axis turbines with improved efficiency
US-2019128241-A1 · May 2, 2019 · US
Apparatus for wind energy production and air purification
US-10253754-B2 · Apr 9, 2019 · US
Method of adaptively adjusting lift and drag on an airfoil-shaped sail, sail, and wind turbine
US-2019078553-A1 · Mar 14, 2019 · US
Hybrid street light
US-2019041015-A1 · Feb 7, 2019 · US
Offset perpendicular axis turbine
US-2019003453-A1 · Jan 3, 2019 · US
Blade icing state identification method and apparatus for wind generator set
US-2019003461-A1 · Jan 3, 2019 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F03D3/005?
- CPC F03D3/005 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F03D3/005 (Mechanical Engineering)?
- Our database includes 126 publications tagged with this CPC code.
- Is patent activity under CPC F03D3/005 growing?
- Publication counts under this code: 14 in 2024 vs 3 in 2025 (latest complete years).