F03D 7/044
With pid control
Official title: {with PID control}
F03D7/044 (With pid control) appears on 68 US grants and 80 published applications in this corpus.
Search patents in F03D- Granted patents
- 68
- Published applications
- 80
- Assignees
- 45
- Inventors
- 189
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 3 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 1 | 4 |
| 2010 | 0 | 6 |
| 2011 | 4 | 6 |
| 2012 | 6 | 1 |
| 2013 | 2 | 2 |
| 2014 | 3 | 3 |
| 2015 | 4 | 10 |
| 2016 | 1 | 6 |
| 2017 | 3 | 1 |
| 2018 | 6 | 7 |
| 2019 | 5 | 3 |
| 2020 | 2 | 4 |
| 2021 | 3 | 2 |
| 2022 | 3 | 3 |
| 2023 | 4 | 7 |
| 2024 | 5 | 4 |
| 2025 | 7 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for detecting a blade misalignment of a rotor blade of a rotor of a wind turbine22 Sep 2026US 12,742,441 B2Wobben Properties GmbH
- Method and device for individually pitching blades of a wind turbine23 Dec 2025US 12,503,999 B2Siemens Gamesa Renewable Energy A/S
- Method, apparatus, device and system for controlling an oscillation damping caused by a series compensation for a wind power plant9 Dec 2025US 12,492,679 B2Vertiv New Energy Co., Ltd.
- Wind turbine with integrated battery storage18 Nov 2025US 12,476,468 B2KK Wind Solutions A/S
- Method of damping motion of a floating wind turbine21 Oct 2025US 12,448,947 B2Vestas Wind Systems A/S
- Controlling the pitch angle of a rotor blade of a wind turbine16 Jul 2026US 2026/0201864 A1Vestas Wind Systems A/S
- Wind turbine with integrated battery storage10 Apr 2025US 2025/0118969 A1KK Wind Solutions A/S
- Method and device for individually pitching blades of a wind turbine20 Mar 2025US 2025/0092855 A1Siemens Gamesa Renewable Energy A/S
- Wind turbine and energy storage combined inertia response method and apparatus26 Dec 2024US 2024/0429842 A1Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd.
- Method of damping motion of a floating wind turbine12 Dec 2024US 2024/0410333 A1Vestas Wind Systems A/S
Most cited
By later US patents
- Variable speed wind turbine generator140US 6,137,187 AZond Energy Systems, Inc. · 2000
- Wind turbine generator pitch control system102US 4,160,170 AUnited Technologies Corporation · 1979
- Variable speed wind turbine generator82US 6,856,039 B2General Electric Company · 2005
- Variable speed wind turbine generator76US 7,095,131 B2General Electric Company · 2006
- Wind turbine generator having integrator tracking65US 4,161,658 AUnited Technologies Corporation · 1979