B64C 13/38
With power amplification
Official title: with power amplification
B64C13/38 (With power amplification) appears on 1,185 US grants and 1,230 published applications in this corpus.
Search patents in B64C- Granted patents
- 1,185
- Published applications
- 1,230
- Assignees
- 310
- Inventors
- 1,937
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 11 | 0 |
| 1987 | 8 | 0 |
| 1988 | 9 | 0 |
| 1989 | 11 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 8 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 9 | 1 |
| 2002 | 9 | 7 |
| 2003 | 6 | 5 |
| 2004 | 11 | 12 |
| 2005 | 6 | 19 |
| 2006 | 10 | 8 |
| 2007 | 11 | 22 |
| 2008 | 8 | 11 |
| 2009 | 10 | 18 |
| 2010 | 13 | 19 |
| 2011 | 18 | 23 |
| 2012 | 12 | 31 |
| 2013 | 27 | 23 |
| 2014 | 25 | 20 |
| 2015 | 23 | 46 |
| 2016 | 27 | 40 |
| 2017 | 38 | 95 |
| 2018 | 51 | 92 |
| 2019 | 76 | 120 |
| 2020 | 93 | 89 |
| 2021 | 104 | 95 |
| 2022 | 113 | 111 |
| 2023 | 103 | 98 |
| 2024 | 81 | 82 |
| 2025 | 125 | 84 |
| 2026 | 47 | 59 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for conducting health monitoring6 Oct 2026US 12,752,929 B2Airbus Operations GmbH
- Flight control system digital surface position sensor with command-response monitor and mechanical disconnect monitor6 Oct 2026US 12,752,930 B2Honeywell Aerospace US LLC
- Mechanical flight control actuator for an aircraft15 Sep 2026US 12,735,174 B2Thales
- Electromechanical linear actuator with harmonic gear driving mechanism15 Sep 2026US 12,738,805 B2Goodrich Actuation Systems Limited
- Aircraft elevator feel computer test apparatus8 Sep 2026US 12,728,986 B2ATEQ & Cobra Aviation, Inc.
- Method and device for assisting the piloting of an aircraft comprising a hybrid power plant for indicating by haptic feedback an amount of electrical energy of an electrical energy source8 Oct 2026US 2026/0307784 A1Airbus Helicopters
- Folding wing arrangement with axial-flux motor1 Oct 2026US 2026/0296630 A1Airbus Operations GmbH
- Folding wing arrangement with latch assembly1 Oct 2026US 2026/0296632 A1
- Pylon Tracking Systems for Tiltrotor Aircraft1 Oct 2026US 2026/0296643 A1Textron Innovations Inc.
- Hydraulic system and method for controlling hydraulic system1 Oct 2026US 2026/0298215 A1Sumitomo Precision Products Co., Ltd.
Most cited
By later US patents
- Control apparatus336US 4,513,235 ABritish Aerospace Public Limited Company · 1985
- Electrostatic/pneumatic actuators for active surfaces213US 6,215,221 B1Honeywell International Inc. · 2001
- Dynamic activation of pumps of a fluid power system166US 10,040,541 B2The Boeing Company · 2018
- Electrostatic/pneumatic actuators for active surfaces132US 6,288,472 B1Honeywell International Inc. · 2001
- Fault tolerant actuation system for flight control actuators121US 5,806,805 AThe Boeing Company · 1998