B64C 13/0421
Control sticks for primary flight controls
Official title: {control sticks for primary flight controls}
B64C13/0421 (Control sticks for primary flight controls) appears on 353 US grants and 360 published applications in this corpus.
Search patents in B64C- Granted patents
- 353
- Published applications
- 360
- Assignees
- 125
- Inventors
- 665
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 7 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 5 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 2 | 7 |
| 2009 | 0 | 14 |
| 2010 | 6 | 5 |
| 2011 | 9 | 9 |
| 2012 | 7 | 6 |
| 2013 | 5 | 12 |
| 2014 | 5 | 15 |
| 2015 | 17 | 20 |
| 2016 | 10 | 30 |
| 2017 | 24 | 27 |
| 2018 | 26 | 23 |
| 2019 | 25 | 21 |
| 2020 | 28 | 22 |
| 2021 | 22 | 17 |
| 2022 | 19 | 25 |
| 2023 | 26 | 24 |
| 2024 | 23 | 32 |
| 2025 | 24 | 19 |
| 2026 | 17 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Decoupled hand controls for aircraft with vertical takeoff and landing and forward flight capabilities15 Sep 2026US 12,735,172 B2Kitty Hawk Corporation
- Aircraft sidestick1 Sep 2026US 12,722,775 B2
- Independent mitigation for isolation of electric motor25 Aug 2026US 12,719,398 B2Pratt & Whitney Canada Corp.
- System and method for flight control of an electric vertical takeoff and landing aircraft11 Aug 2026US 12,703,485 B2Beta Air, LLC
- Flight control system with haptic feedback and associated systems and methods4 Aug 2026US 12,698,078 B2The Boeing Company
- Decoupled hand controls for aircraft with vertical takeoff and landing and forward flight capabilities8 Oct 2026US 2026/0307783 A1Kitty Hawk Corporation
- Mechanical control actuator for an aircraft20 Aug 2026US 2026/0242055 A1
- Intuitive-Flight Control System6 Aug 2026US 2026/0225709 A1
- Aircraft with a modular electric flight control system6 Aug 2026US 2026/0225713 A1Airbus Helicopters
- System and method for electronic pitch stability augmentation30 Jul 2026US 2026/0217363 A1Textron Aviation Inc.
Most cited
By later US patents
- Multiple degree of freedom damped hand controls223US 5,107,080 AMassachusetts Institute of Technology · 1992
- Biodynamic resistant control stick198US 4,477,043 AThe United States of America as represented by the Secretary of the Air Force · 1984
- Moment cell counterbalance for active hand controller133US 5,473,235 AHoneywell Inc. · 1995
- Stabilizing force feedback in bio-actuated control systems129US 4,632,341 AThe United States of America as represented by the Secretary of the Air Force · 1986
- Multi-axis force stick, self-trimmed aircraft flight control system116US 4,420,808 AUnited Technologies Corporation · 1983