B64C 27/024
Devices for shifting the rotor axis
Official title: {Devices for shifting the rotor axis}
B64C27/024 (Devices for shifting the rotor axis) appears on 11 US grants and 11 published applications in this corpus.
Search patents in B64C- Granted patents
- 11
- Published applications
- 11
- Assignees
- 11
- Inventors
- 15
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 2 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year.
Recent patents
- Supplementary lift generation system for multicopter rotorcraft26 Aug 2025US 12,397,909 B2
- Single motor single actuator rotorcraft13 Dec 2022US 11,524,766 B2Textron Innovations Inc.
- System and method for enhanced altitude control of an autogyro28 Jun 2022US 11,372,427 B2The Boeing Company
- Drive system for a vehicle1 Sep 2020US 10,759,525 B2
- Autogyro7 Jan 2020US 10,526,084 B2AutoGyro AG
- Supplementary lift generation system for multicopter rotorcraft10 Jul 2025US 2025/0223028 A1
- Single motor single actuator rotorcraft2 Dec 2021US 2021/0371085 A1Bell Textron Inc.
- System and method for enhanced altitude control of an autogyro10 Dec 2020US 2020/0387170 A1The Boeing Company
- Hybrid Powered Unmanned Aircraft System21 Feb 2019US 2019/0055016 A1Bell Helicopter Textron Inc.
- Drive system for a vehicle6 Dec 2018US 2018/0346107 A1
Most cited
By later US patents
- Rotor collective pitch VS Mu to control flapping and mast/rotor tilt to control rotor RPM58US 7,448,571 B1Cartercopters, L.L.C. · 2008
- Hybrid powered unmanned aircraft system15US 10,494,095 B2Textron Innovations Inc. · 2019
- Rotor aircraft tilting hub with reduced drag rotor head and mast12US 7,510,377 B1Cartercopters, L.L.C. · 2009
- Single motor single actuator rotorcraft11US 11,524,766 B2Textron Innovations Inc. · 2022
- Method of controlling pitch on a gyroplane and a gyroplane8US 6,824,093 B1Rotary Air Force Management Inc. · 2004