F03D 7/0244
For braking
Official title: {for braking}
F03D7/0244 (For braking) appears on 306 US grants and 347 published applications in this corpus.
Search patents in F03D- Granted patents
- 306
- Published applications
- 347
- Assignees
- 154
- Inventors
- 673
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 1 | 4 |
| 2006 | 3 | 4 |
| 2007 | 4 | 9 |
| 2008 | 6 | 11 |
| 2009 | 7 | 14 |
| 2010 | 7 | 21 |
| 2011 | 13 | 37 |
| 2012 | 21 | 22 |
| 2013 | 12 | 22 |
| 2014 | 21 | 25 |
| 2015 | 7 | 28 |
| 2016 | 14 | 16 |
| 2017 | 21 | 14 |
| 2018 | 25 | 16 |
| 2019 | 14 | 19 |
| 2020 | 21 | 10 |
| 2021 | 10 | 17 |
| 2022 | 14 | 17 |
| 2023 | 9 | 15 |
| 2024 | 23 | 11 |
| 2025 | 9 | 9 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Load estimating device for rolling bearing, control device for mechanical device provided with rolling bearing, load estimating method, and program7 Jul 2026US 12,674,713 B2Nsk Ltd.
- Apparatuses and methods for power control for wind turbines31 Mar 2026US 12,590,568 B2GE Vernova Infrastructure Technology LLC
- Method for controlling a yaw system of a wind turbine17 Feb 2026US 12,553,411 B2GE Vernova Infrastructure Technology LLC
- Service brake for a wind turbine yaw motor16 Dec 2025US 12,497,946 B2Siemens Gamesa Renewable Energy A/S
- Braking force measuring method2 Dec 2025US 12,486,828 B2Nabtesco Corporation
- Passive brake unit for a wind turbine16 Oct 2025US 2025/0320849 A1The Carlson Company, Inc.
- Controller, processing circuit, method, and non-transitory computer-readable medium for controlling wind power generation device9 Oct 2025US 2025/0314238 A1Nabtesco Corporation
- Common brake for a cluster of turbines17 Apr 2025US 2025/0122863 A1Flower Turbines, Inc.
- Method for controlling a yaw system of a wind turbine10 Apr 2025US 2025/0116253 A1General Electric Renovables Espana, S.L.
- Hydraulic system for a rotor brake, rotor brake and wind turbine27 Mar 2025US 2025/0101945 A1
Most cited
By later US patents
- Wind powered system for generating electricity147US 4,565,929 AThe Boeing Company · 1986
- Method and system for wind turbine braking116US 5,907,192 AGeneral Electric Company · 1999
- Wind powered electrical generator92US 4,289,970 A1981
- Wind turbine rotor aileron86US 5,320,491 ANorthern Power Systems, Inc. · 1994
- Direct drive wind turbine70US 7,075,192 B2Northern Power Systems, Inc. · 2006