B64C 13/34
Using toothed gearing
Official title: using toothed gearing
B64C13/34 (Using toothed gearing) appears on 177 US grants and 170 published applications in this corpus.
Search patents in B64C- Granted patents
- 177
- Published applications
- 170
- Assignees
- 66
- Inventors
- 269
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 4 |
| 2011 | 0 | 1 |
| 2012 | 3 | 1 |
| 2013 | 1 | 4 |
| 2014 | 1 | 2 |
| 2015 | 4 | 5 |
| 2016 | 3 | 3 |
| 2017 | 2 | 7 |
| 2018 | 7 | 19 |
| 2019 | 5 | 16 |
| 2020 | 17 | 15 |
| 2021 | 19 | 12 |
| 2022 | 14 | 28 |
| 2023 | 20 | 16 |
| 2024 | 18 | 15 |
| 2025 | 20 | 13 |
| 2026 | 10 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wing deployment device15 Sep 2026US 12,735,171 B1General Atomics
- Elevon control system4 Aug 2026US 12,698,076 B2AeroVironment, Inc.
- Harmonic drive with balanced epicyclic geartrain having a carrier with an integrated wave generator14 Jul 2026US 12,680,600 B2Hamilton Sundstrand Corporation
- Flex spline for strain wave drive16 Jun 2026US 12,655,896 B2Hamilton Sundstrand Corporation
- Mechanical architecture for distributed flap actuation system28 Apr 2026US 12,612,154 B2Goodrich Actuation Systems Limited
- Mechanical control actuator for an aircraft20 Aug 2026US 2026/0242055 A1
- Mechanical flight control actuator for an aircraft16 Jul 2026US 2026/0200572 A1Thales
- Movable leading-edge flap with multiple force flow paths2 Jul 2026US 2026/0184418 A1
- Harmonic gear with torque limiting sleeve28 May 2026US 2026/0146654 A1Hamilton Sundstrand Corporation
- Elevon control system19 Feb 2026US 2026/0048833 A1AeroVironment, Inc.
Most cited
By later US patents
- Mechanism for supporting and extending a high lift device for aircraft wings60US 4,838,503 ABritish Aerospace PLC · 1989
- Differentially coupled dual channel actuator58US 4,834,319 AAllied-Signal Inc. · 1989
- Rotary actuator for leading edge flap of aircraft54US 4,979,700 ACurtiss Wright Flight Systems Inc. · 1990
- Compound planetary gear assembly46US 4,825,723 AAllied-Signal Inc. · 1989
- Actuator for aircraft stabilizers with a failure responsive lock control mechanism45US 6,672,540 B1Rockwell Collins, Inc. · 2004