B64C 27/615
Including flaps mounted on blades
Official title: including flaps mounted on blades
B64C27/615 (Including flaps mounted on blades) appears on 141 US grants and 107 published applications in this corpus.
Search patents in B64C- Granted patents
- 141
- Published applications
- 107
- Assignees
- 55
- Inventors
- 217
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 9 | 2 |
| 2002 | 10 | 6 |
| 2003 | 7 | 4 |
| 2004 | 3 | 2 |
| 2005 | 3 | 7 |
| 2006 | 2 | 5 |
| 2007 | 1 | 5 |
| 2008 | 2 | 10 |
| 2009 | 5 | 5 |
| 2010 | 6 | 7 |
| 2011 | 4 | 4 |
| 2012 | 7 | 7 |
| 2013 | 4 | 9 |
| 2014 | 12 | 8 |
| 2015 | 12 | 7 |
| 2016 | 12 | 2 |
| 2017 | 2 | 6 |
| 2018 | 4 | 2 |
| 2019 | 3 | 1 |
| 2020 | 4 | 2 |
| 2021 | 3 | 1 |
| 2022 | 1 | 1 |
| 2023 | 3 | 3 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air vehicle8 Sep 2026US 12,728,990 B2Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi
- Actuator mechanism14 Jan 2025US 12,201,027 B2Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi
- Rotor blade using adaptive trailing edge assembly15 Oct 2024US 12,116,118 B2Lockheed Martin Corporation
- Rotor blade pitch trajectory control22 Aug 2023US 11,731,757 B2
- Flap drive device and blades of rotary-wing aircraft6 Jun 2023US 11,667,378 B2Seoul National University R&Db Foundation
- Air vehicle11 Dec 2025US 2025/0376258 A1Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi
- Rotor blade using adaptive trailing edge assembly28 Sep 2023US 2023/0303241 A1Lockheed Martin Corporation
- An actuator mechanism28 Sep 2023US 2023/0309408 A1Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi
- Rotor Blade Pitch Trajectory Control11 May 2023US 2023/0142439 A1Karem Aircraft, Inc.
- Flap drive device and blades of rotary-wing aircraft27 Jan 2022US 2022/0024570 A1Seoul National University R&Db Foundation
Most cited
By later US patents
- High-efficiency, large stroke electromechanical actuator1,075US 5,907,211 AMassachusetts Institute of Technology · 1999
- Load carrying structure having variable flexibility60US 6,182,929 B2DaimlerChrysler AG · 2001
- Folding of rotorcraft rotor blades53US 9,156,545 B1Bell Helicopter Textron Inc. · 2015
- Aircraft systems with shape memory alloy (SMA) actuators, and associated methods52US 7,878,459 B2The Boeing Company · 2011
- Rotor blade flap drive apparatus51US 6,499,690 B1Advanced Technology Institute of Commuter-Helicopter, Ltd. · 2002