F05B 2240/37
Multiple rotors
F05B2240/37 (Multiple rotors) appears on 55 US grants and 79 published applications in this corpus.
Search patents in F05B- Granted patents
- 55
- Published applications
- 79
- Assignees
- 33
- Inventors
- 128
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 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 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 2 | 4 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 3 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 2 |
| 2020 | 1 | 2 |
| 2021 | 5 | 14 |
| 2022 | 6 | 10 |
| 2023 | 7 | 12 |
| 2024 | 13 | 14 |
| 2025 | 7 | 6 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Turbine device, power apparatus and power integrated system of electric power system16 Jun 2026US 12,655,824 B2
- Hydrokinetic turbine and array performance optimization by dynamic tuning2 Jun 2026US 12,644,430 B2Emrgy Inc.
- Rotor configuration2 Jun 2026US 12,644,431 B2
- Offshore wind power plant designed to reduce fatigue load of wind turbine31 Mar 2026US 12,590,566 B2Korea Institute of Ocean Science & Technology
- Hydrodynamic power generator and system17 Mar 2026US 12,577,932 B2Next Marine Solutions, Inc.
- Power integrated system of electric power system17 Sep 2026US 2026/0275961 A1
- Kinetic and potential energy ocean turbine13 Aug 2026US 2026/0235101 A1Poseidon Intellectualp S.A.S.
- Wind turbine rotor, wind turbine rotor module, wind panel with the wind turbine rotor module, method for manufacturing the wind turbine rotor13 Aug 2026US 2026/0235104 A1Vp System Sp Z O.O.
- An apparatus for controlling fluid flow to turbines4 Jun 2026US 2026/0153074 A1Newco142 Limited
- Tidal turbine1 Jan 2026US 2026/0002510 A1Tidal Technologies Limited
Most cited
By later US patents
- Wind turbine with sail extensions16US 8,258,645 B22012
- Wind energy conversion apparatus15US 6,641,367 B1Aerolift Patents B.V. · 2003
- Wind machine with electric generators and secondary rotors located on rotating vertical blades8US 5,151,610 A1992
- Horizontal-axis ocean current power generation device for underwater vehicle5US 11,215,160 B2Zhejiang University · 2022
- Method of attaching a tip extension to a wind turbine blade3US 10,927,809 B2Vestas Wind Systems A/S · 2021