F05B 2240/2211
Of the multibladed, low speed
Official title: of the multibladed, low speed, e.g. "American farm" type
F05B2240/2211 (Of the multibladed, low speed) appears on 136 US grants and 143 published applications in this corpus.
Search patents in F05B- Granted patents
- 136
- Published applications
- 143
- Assignees
- 52
- Inventors
- 242
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 7 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 5 |
| 2010 | 1 | 9 |
| 2011 | 2 | 6 |
| 2012 | 6 | 5 |
| 2013 | 5 | 7 |
| 2014 | 6 | 4 |
| 2015 | 1 | 4 |
| 2016 | 5 | 10 |
| 2017 | 3 | 20 |
| 2018 | 7 | 21 |
| 2019 | 16 | 15 |
| 2020 | 17 | 8 |
| 2021 | 12 | 5 |
| 2022 | 12 | 2 |
| 2023 | 5 | 3 |
| 2024 | 5 | 4 |
| 2025 | 2 | 2 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low speed multiblade wind turbine23 Sep 2025US 12,421,933 B1King Fahd University of Petroleum and Minerals
- Cable-stayed blade structure for variable speed wind turbines25 Mar 2025US 12,258,936 B2
- Wind turbine for a region with low wind speed24 Dec 2024US 12,173,684 B1King Fahd University of Petroleum and Minerals
- Aerofoil module for propeller and turbine blades with passive variable air passage cover8 Oct 2024US 12,110,864 B1United Arab Emirates University
- Wind turbine blade with improved adhesive joint between shear web and shell10 Sep 2024US 12,085,056 B2Vestas Wind Systems A/S
- Hub for a rotor of a wind turbine2 Jul 2026US 2026/0185503 A1Nordex Energy GmbH
- Hub for a rotor of a wind turbine2 Jul 2026US 2026/0185504 A1Nordex Energy Spain, S.A.U.
- Windmill generator with linear to rotary actuator23 Apr 2026US 2026/0110290 A1Henry Investment Group LLC
- Measuring stress of a wind turbine blade and controlling the wind turbine1 Jan 2026US 2026/0002518 A1Siemens Gamesa Renewable Energy A/S
- Wind turbine control based on tilt and yaw angle25 Dec 2025US 2025/0389251 A1Vestas Wind Systems A/S
Most cited
By later US patents