F05B 2240/921
Kept aloft due to aerodynamic effects
Official title: kept aloft due to aerodynamic effects
F05B2240/921 (Kept aloft due to aerodynamic effects) appears on 193 US grants and 254 published applications in this corpus.
Search patents in F05B- Granted patents
- 193
- Published applications
- 254
- Assignees
- 71
- Inventors
- 237
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 4 |
| 2003 | 3 | 2 |
| 2004 | 2 | 1 |
| 2005 | 0 | 3 |
| 2006 | 2 | 3 |
| 2007 | 4 | 5 |
| 2008 | 2 | 6 |
| 2009 | 3 | 5 |
| 2010 | 9 | 30 |
| 2011 | 3 | 11 |
| 2012 | 7 | 14 |
| 2013 | 9 | 4 |
| 2014 | 7 | 6 |
| 2015 | 24 | 53 |
| 2016 | 23 | 23 |
| 2017 | 24 | 17 |
| 2018 | 15 | 17 |
| 2019 | 17 | 15 |
| 2020 | 8 | 11 |
| 2021 | 5 | 8 |
| 2022 | 5 | 4 |
| 2023 | 1 | 5 |
| 2024 | 4 | 4 |
| 2025 | 4 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluidic turbine structure24 Mar 2026US 12,584,458 B2Biomerenewables Inc.
- Roll control for airborne wind energy system18 Nov 2025US 12,473,891 B2Windlift LLC
- Remote control system for a magnus-effect aircraft6 May 2025US 12,291,324 B2Wind Fisher
- Apparatus for extracting power from fluid flow18 Mar 2025US 12,253,062 B2Airloom Energy, Inc.
- Morphing structures with light-responsive polymers4 Mar 2025US 12,240,601 B2Toyota Jidosha Kabushiki Kaisha
- Kite launching and landing guide device2 Oct 2025US 2025/0305480 A1Toyota Jidosha Kabushiki Kaisha
- Roll Control for Airborne Wind Energy System18 Sep 2025US 2025/0290487 A1Windlift LLC
- Wind-driven energy apparatuses and methods thereof31 Jul 2025US 2025/0243843 A1Regents of the University of Minnesota
- Fluidic turbine structure19 Dec 2024US 2024/0418145 A1Biomerenewables Inc.
- Remote control system for a magnus-effect aircraft8 Aug 2024US 2024/0262494 A1Wind Fisher
Most cited
By later US patents
- Scavenger energy converter system its new applications and its control systems239US 6,327,994 B12001
- Water-mist blower cooling system and its new applications215US 6,293,121 B12001
- Airship power turbine128US 4,166,596 A1979
- Tethered aircraft system for gathering energy from wind87US 6,254,034 B12001
- Power generating apparatus85US 7,317,261 B2ROLLS-ROYCE plc · 2008