Windmill and wind power generation apparatus
US-12276265-B2 · Apr 15, 2025 · US
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Fixing wind engaging parts to rest of rotor
Fixing wind engaging parts to rest of rotor · 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 | F03D3/064 |
| Official title | {Fixing wind engaging parts to rest of rotor} |
| Display label | Fixing wind engaging parts to rest of rotor |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2018 | 4 |
| 2019 | 1 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Windmill and wind power generation apparatus
US-2024167455-A1 · May 23, 2024 · US
Vertical axis wind turbine having vertical rotor apparatus
US-11644008-B1 · May 9, 2023 · US
Wind turbine power generation system
US-11603820-B2 · Mar 14, 2023 · US
Vertical shaft wind power generation device and hydropower generation device accommodated in container
US-11592004-B2 · Feb 28, 2023 · US
Wind turbine power generation system
US-2023041054-A1 · Feb 9, 2023 · US
Vertical axis wind turbine
US-11486354-B2 · Nov 1, 2022 · US
Towerless vertical-axis wind turbine
US-11421650-B2 · Aug 23, 2022 · US
Vertical axis wind turbine
US-2022112877-A1 · Apr 14, 2022 · US
Wind power generation device with real time pitch actuation
US-11236725-B2 · Feb 1, 2022 · US
Wind turbine having releasable vanes
US-11218055-B2 · Jan 4, 2022 · US
Vertical shaft wind power generation device and hydropower generation device accommodated in container
US-2021222676-A1 · Jul 22, 2021 · US
Wind power generation device with real time pitch actuation
US-2021164439-A1 · Jun 3, 2021 · US
Real time pitch actuation in a vertical axis wind turbine
US-10927810-B2 · Feb 23, 2021 · US
Wind turbine having releasable vanes
US-2020412203-A1 · Dec 31, 2020 · 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
Wind turbine having releasable vanes
US-10804768-B2 · Oct 13, 2020 · US
Real time pitch actuation in a vertical axis wind turbine
US-2020309094-A1 · Oct 1, 2020 · US
Floating wind turbine having twin vertical-axis turbines with improved efficiency
US-2019128241-A1 · May 2, 2019 · US