F03D 1/0691
Of the hub
Official title: {of the hub}
F03D1/0691 (Of the hub) appears on 143 US grants and 196 published applications in this corpus.
Search patents in F03D- Granted patents
- 143
- Published applications
- 196
- Assignees
- 63
- Inventors
- 325
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 3 | 2 |
| 2010 | 1 | 3 |
| 2011 | 2 | 3 |
| 2012 | 4 | 9 |
| 2013 | 3 | 17 |
| 2014 | 4 | 17 |
| 2015 | 7 | 24 |
| 2016 | 16 | 29 |
| 2017 | 19 | 17 |
| 2018 | 14 | 12 |
| 2019 | 15 | 6 |
| 2020 | 6 | 14 |
| 2021 | 15 | 10 |
| 2022 | 9 | 5 |
| 2023 | 4 | 8 |
| 2024 | 9 | 6 |
| 2025 | 5 | 4 |
| 2026 | 4 | 3 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Damping assembly for wind turbines12 May 2026US 12,624,678 B2Windsun Pte Ltd
- Fluidic turbine structure24 Mar 2026US 12,584,458 B2Biomerenewables Inc.
- Wind turbine10 Mar 2026US 12,571,375 B2Nordex Energy Spain, S.A.
- Wind turbine drivetrain17 Feb 2026US 12,553,416 B2Siemens Gamesa Renewable Energy A/S
- Hub hydraulic assembly for a wind turbine rotor2 Dec 2025US 12,486,825 B2Siemens Gamesa Renewable Energy A/S
- Wind power generation device27 Aug 2026US 2026/0251125 A1Imadest Corporation
- 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.
- Damping assembly for wind turbines24 Jul 2025US 2025/0237192 A1Windsun Pte Ltd
- Wind Turbine15 May 2025US 2025/0154936 A1Nordex Energy Spain, S.A.
Most cited
By later US patents
- Windmill56US 6,232,673 B1A. Friedr. Flender AG · 2001
- Wind turbines for electrical power generation50US 6,759,758 B22004
- Ventilation assembly for wind turbine rotor hub29US 7,594,800 B2General Electric Company · 2009
- Reinforced hub for the rotor of a wind energy turbine20US 7,244,102 B2General Electric Company · 2007
- Geared turbofan engine17US 11,199,196 B2ROLLS-ROYCE plc · 2021