F05B 2240/313
With adjustable flow intercepting area
Official title: with adjustable flow intercepting area (F05B2240/312 takes precedence)
F05B2240/313 (With adjustable flow intercepting area) appears on 77 US grants and 95 published applications in this corpus.
Search patents in F05B- Granted patents
- 77
- Published applications
- 95
- Assignees
- 37
- Inventors
- 140
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 4 |
| 2004 | 2 | 1 |
| 2005 | 1 | 7 |
| 2006 | 4 | 7 |
| 2007 | 2 | 2 |
| 2008 | 6 | 6 |
| 2009 | 2 | 9 |
| 2010 | 2 | 8 |
| 2011 | 6 | 4 |
| 2012 | 4 | 7 |
| 2013 | 6 | 7 |
| 2014 | 5 | 4 |
| 2015 | 1 | 3 |
| 2016 | 3 | 4 |
| 2017 | 7 | 4 |
| 2018 | 0 | 2 |
| 2019 | 7 | 3 |
| 2020 | 3 | 3 |
| 2021 | 2 | 2 |
| 2022 | 6 | 3 |
| 2023 | 3 | 3 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Collapsible Frictionless Vertical Axis Power Generating Wind/Ocean Current Turbine23 Mar 2023US 2023/0087285 A1
- Drag cum lift based wind turbine system having adjustable blades23 Feb 2023US 2023/0054090 A1
Most cited
By later US patents
- Retractable rotor blades for power generating wind and ocean current turbines and means for operating below set rotor torque limits60US 6,726,439 B2Clipper Windpower Technology, Inc. · 2004
- Windmill blade and apparatus for generating power using the blade52US 6,984,110 B22006
- Drive system for a variable diameter tilt rotor47US 6,030,177 ASikorsky Aircraft Corporation · 2000
- Telescoping wind turbine blade40US 6,902,370 B2Energy Unlimited · 2005
- Rotor for a turbomachine40US 7,214,035 B22007