B64U 30/298
Helicopter flybars
B64U30/298 (Helicopter flybars) appears on 14 US grants and 16 published applications in this corpus.
Search patents in B64U- Granted patents
- 14
- Published applications
- 16
- Assignees
- 7
- Inventors
- 27
- Latest grant
- 16 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 2 | 2 |
| 2019 | 1 | 4 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 3 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Unmanned coaxial rotor aerial vehicle for transport of heavy loads16 May 2023US 11,649,049 B2
- Self-righting aeronautical vehicle and method of use20 Sep 2022US 11,447,227 B2
- Collapsible flying device28 Jun 2022US 11,370,533 B2Spin Master Ltd.
- Spring system varying stiffness with applied force for use in a torque dependent rotor of a rotary wing aircraft8 Mar 2022US 11,267,569 B2FLIR Unmanned Aerial Systems AS
- Resonant operating rotor assembly30 Mar 2021US 10,960,974 B2FLIR Unmanned Aerial Systems AS
- Flybar Apparatus30 Jul 2026US 2026/0217394 A1University of Washington
- Rotor hub with offset teeter axis28 Aug 2025US 2025/0269991 A1U.S. Army DEVCOM Army Research Laboratory
- Collapsible flying device28 Jan 2021US 2021/0024206 A1Spin Master Ltd.
- Unmanned coaxial rotor aerial vehicle for transport of heavy loads22 Oct 2020US 2020/0331603 A1
- Self-righting aeronautical vehicle and method of use6 Aug 2020US 2020/0247522 A1
Most cited
By later US patents
- Miniature robotic vehicle with ground and flight capability37US 8,342,440 B2Regents of the University of Minnesota · 2013
- Self-righting aeronautical vehicle and method of use18US 10,112,694 B22018
- Self-righting frame and aeronautical vehicle13US 9,067,667 B22015
- Collapsible flying device6US 10,106,252 B1Spin Master Ltd. · 2018
- Unmanned coaxial rotor aerial vehicle for transport of heavy loads5US 11,649,049 B22023