F05B 2270/328
Blade pitch angle
F05B2270/328 (Blade pitch angle) appears on 357 US grants and 418 published applications in this corpus.
Search patents in F05B- Granted patents
- 357
- Published applications
- 418
- Assignees
- 118
- Inventors
- 783
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 7 |
| 2005 | 6 | 0 |
| 2006 | 3 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 4 |
| 2009 | 1 | 18 |
| 2010 | 8 | 15 |
| 2011 | 13 | 26 |
| 2012 | 23 | 17 |
| 2013 | 10 | 13 |
| 2014 | 10 | 14 |
| 2015 | 8 | 15 |
| 2016 | 11 | 8 |
| 2017 | 13 | 9 |
| 2018 | 10 | 25 |
| 2019 | 17 | 33 |
| 2020 | 23 | 33 |
| 2021 | 37 | 47 |
| 2022 | 38 | 49 |
| 2023 | 33 | 35 |
| 2024 | 48 | 25 |
| 2025 | 21 | 10 |
| 2026 | 14 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for controlling a wind turbine during a communication loss6 Oct 2026US 12,753,737 B2GE Vernova Infrastructure Technology LLC
- Control device and method of controlling a wind turbine22 Sep 2026US 12,742,438 B2Siemens Gamesa Renewable Energy A/S
- 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 for training a machine learning model usable for determining a remaining useful life of a wind turbine11 Aug 2026US 12,704,113 B2RWE Renewables Europe & Australia GmbH
- Control arrangement of a wind power plant by releasing stored power4 Aug 2026US 12,698,754 B2Siemens Gamesa Renewable Energy A/S
- Automation and control system applied to energy generation systems in hydroelectric plants1 Oct 2026US 2026/0298193 A1Reivax AutomaçãO E Controle Ltda.
- System and method for controlling a wind turbine during a communication loss27 Aug 2026US 2026/0251119 A1GE Infrastructure Technology LLC
- System and method for controlling a wind turbine during a communication loss27 Aug 2026US 2026/0251120 A1GE Infrastructure Technology LLC
- Method of controlling a wind turbine20 Aug 2026US 2026/0243226 A1Siemens Gamesa Renewable Energy A/S
- Controlling wind turbine rotor blade pitch in accordance with a dynamic maximum pitch amplitude value30 Jul 2026US 2026/0218680 A1Vestas Wind Systems A/S
Most cited
By later US patents
- Variable speed wind turbine with reduced power fluctuation and a static VAR mode of operation266US 5,225,712 AU.S. Windpower, Inc. · 1993
- Variable speed wind turbine245US 5,083,039 AU.S. Windpower, Inc. · 1992
- Wind turbine generator pitch control system102US 4,160,170 AUnited Technologies Corporation · 1979
- Multi-mode control system for wind turbines100US 4,193,005 AUnited Technologies Corporation · 1980
- Wind turbine generator acceleration control82US 4,189,648 AUnited Technologies Corporation · 1980