F03D 7/0296
To prevent, counteract or reduce noise emissions
Official title: {to prevent, counteract or reduce noise emissions}
F03D7/0296 (To prevent, counteract or reduce noise emissions) appears on 369 US grants and 450 published applications in this corpus.
Search patents in F03D- Granted patents
- 369
- Published applications
- 450
- Assignees
- 112
- Inventors
- 759
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 2 | 2 |
| 2005 | 2 | 1 |
| 2006 | 3 | 4 |
| 2007 | 2 | 5 |
| 2008 | 4 | 6 |
| 2009 | 0 | 9 |
| 2010 | 2 | 19 |
| 2011 | 17 | 17 |
| 2012 | 21 | 25 |
| 2013 | 9 | 24 |
| 2014 | 10 | 28 |
| 2015 | 11 | 23 |
| 2016 | 19 | 28 |
| 2017 | 29 | 20 |
| 2018 | 19 | 17 |
| 2019 | 22 | 26 |
| 2020 | 22 | 43 |
| 2021 | 26 | 29 |
| 2022 | 36 | 46 |
| 2023 | 39 | 33 |
| 2024 | 42 | 22 |
| 2025 | 21 | 10 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Masking tonal noise from a wind turbine1 Sep 2026US 12,723,565 B2Vestas Wind Systems A/S
- Controlling a wind turbine regarding noise emission1 Sep 2026US 12,723,566 B2Siemens Gamesa Renewable Energy Innovation & Technology S.L.
- Vibration absorber arrangement for reducing the transmission of vibrations1 Sep 2026US 12,723,567 B2WöLfel Engineering GmbH + Co. KG
- Control of a wind turbine based on predicting amplitude modulation (AM) noise4 Aug 2026US 12,698,755 B2Vestas Wind Systems A/S
- Determination of oscillation frequencies of wind turbines and related methods5 May 2026US 12,618,393 B2GE Vernova Renovables Espana, S.L.
- A method for reducing blade vibrations in a wind turbine3 Sep 2026US 2026/0258782 A1Vestas Wind Systems A/S
- Structure and method for a flexible trailing edge projection of an airfoil9 Jul 2026US 2026/0194038 A1Biomerenewables Inc.
- Representing Full-Scale Wind Turbine Noise18 Jun 2026US 2026/0170205 A1Dassault Systemes Americas Corp.
- Wind Turbine and Method for Controlling the Same11 Jun 2026US 2026/0160229 A1Nordex Energy GmbH
- A method for reducing blade flap loads in a wind turbine11 Jun 2026US 2026/0160230 A1Vestas Wind Systems A/S
Most cited
By later US patents
- Speed avoidance logic for a variable speed wind turbine79US 4,700,081 AUnited Technologies Corporation · 1987
- Vibration damping system and method for variable speed wind turbines51US 7,309,930 B2General Electric Company · 2007
- Wind turbine generator, active damping method thereof, and windmill tower38US 7,692,322 B2Mitsubishi Heavy Industries, Ltd. · 2010
- Wind turbine generator37US 7,400,055 B2Fuji Jukogyo Kabushiki Kaisha · 2008
- Method and apparatus for monitoring a wind power installation33US 6,876,099 B22005