F05B 2240/21
For wind turbines
Official title: for wind turbines
F05B2240/21 (For wind turbines) appears on 1,250 US grants and 1,424 published applications in this corpus.
Search patents in F05B- Granted patents
- 1,250
- Published applications
- 1,424
- Assignees
- 515
- Inventors
- 2,262
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 16 | 0 |
| 1978 | 16 | 0 |
| 1979 | 10 | 0 |
| 1980 | 11 | 0 |
| 1981 | 15 | 0 |
| 1982 | 21 | 0 |
| 1983 | 19 | 0 |
| 1984 | 12 | 0 |
| 1985 | 11 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 9 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 10 | 0 |
| 1995 | 6 | 0 |
| 1996 | 10 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 15 | 0 |
| 2001 | 12 | 3 |
| 2002 | 8 | 6 |
| 2003 | 5 | 7 |
| 2004 | 6 | 22 |
| 2005 | 12 | 15 |
| 2006 | 10 | 20 |
| 2007 | 10 | 45 |
| 2008 | 19 | 62 |
| 2009 | 18 | 62 |
| 2010 | 24 | 74 |
| 2011 | 39 | 88 |
| 2012 | 57 | 76 |
| 2013 | 50 | 67 |
| 2014 | 47 | 49 |
| 2015 | 24 | 47 |
| 2016 | 37 | 48 |
| 2017 | 32 | 115 |
| 2018 | 47 | 122 |
| 2019 | 92 | 120 |
| 2020 | 108 | 85 |
| 2021 | 90 | 105 |
| 2022 | 102 | 43 |
| 2023 | 58 | 48 |
| 2024 | 58 | 48 |
| 2025 | 29 | 29 |
| 2026 | 15 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multiple blade wind turbine22 Sep 2026US 12,742,437 B2
- Root bushing, wind turbine rotor blade and method28 Jul 2026US 12,692,832 B2Siemens Gamesa Renewable Energy Innovation & Technology S.L.
- Wind turbine21 Jul 2026US 12,687,151 B2
- Geographically reconfigurable wave-powered computing network14 Jul 2026US 12,680,527 B2Lone Gull Holdings, Ltd.
- Anti-oscillation tool for wind turbine blades30 Jun 2026US 12,669,109 B2Vestas Wind Systems A/S
- A method for mounting a wind turbine rotor blade to a hub8 Oct 2026US 2026/0309123 A1Vestas Wind Systems A/S
- Blade guiding apparatus8 Oct 2026US 2026/0309129 A1Vestas Wind Systems A/S
- Mechanical energy generation system for sustainable clean energy17 Sep 2026US 2026/0275960 A1
- Power integrated system of electric power system17 Sep 2026US 2026/0275961 A1
- Power plant with vertical axis wind turbines13 Aug 2026US 2026/0235103 A1Energypier AG
Most cited
By later US patents
- Horizontal axis wind turbine145US 6,064,123 A2000
- Systems, devices and methods for electricity provision, usage monitoring, analysis, and enabling improvements in efficiency139US 8,849,471 B2Moixa Energy Holdings Limited · 2014
- Contra-rotating wind turbine system116US 6,278,197 B12001
- Hybrid energy recovery system101US 6,172,429 B22001
- Venturi effect charging system for automobile batteries92US 5,280,827 A1994