F05B 2240/232
Driven by drag
Official title: driven by drag
F05B2240/232 (Driven by drag) appears on 13 US grants and 19 published applications in this corpus.
Search patents in F05B- Granted patents
- 13
- Published applications
- 19
- Assignees
- 9
- Inventors
- 24
- Latest grant
- 21 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 2 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Fluid power generator and power generation system comprising same21 Nov 2023US 11,821,405 B2
- Wind turbine blade with pocket-shaped drag portion, reversed-orientation airfoil trailing same, and auxiliary blade supports21 Jul 2020US 10,718,313 B2Kelso Energy Ltd.
- Wind turbine, its use and a vane for use in the turbine23 Jul 2019US 10,359,024 B2
- Horizontal axis wind machine with multiple rotors24 Jul 2018US 10,030,628 B2Thunderbird Power Corp
- Vertical axis water/wind turbine motor using flight feather opening/closing wing system13 Jun 2017US 9,677,539 B2
- A heating system that produces heat from a source of rotational motion13 Feb 2025US 2025/0052431 A1H2O Turbines Ltd.
- Fluid power generator and power generation system comprising same12 May 2022US 2022/0145852 A1
- Vertically-oriented wind turbine and improved wind shield8 Jul 2021US 2021/0207579 A1
- Wind Turbine, Its Use and a Vane for Use in the Turbine24 Jan 2019US 2019/0024632 A1
- Wind Turbine Blade with Pocket-Shaped Drag Portion, Reversed-Orientation Airfoil Trailing Same, and Auxiliary Blade Supports13 Sep 2018US 2018/0258911 A1Kelso Energy Ltd.
Most cited
By later US patents
- Horizontal windmill with folding blades30US 5,570,997 A1996
- Wind energy conversion apparatus15US 6,641,367 B1Aerolift Patents B.V. · 2003
- Vertical axis wind or water turbine15US 7,284,949 B2WaB Energy Systems Limited · 2007
- Windtrap for power development12US 5,808,369 A1998
- Vertical axis water/wind turbine motor using flight feather opening/closing wing system5US 9,677,539 B22017