B64C 25/50
Steerable undercarriages
Official title: Steerable undercarriages; Shimmy-damping
B64C25/50 (Steerable undercarriages) appears on 232 US grants and 240 published applications in this corpus.
Search patents in B64C- Granted patents
- 232
- Published applications
- 240
- Assignees
- 92
- Inventors
- 417
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 4 | 2 |
| 2005 | 1 | 3 |
| 2006 | 1 | 9 |
| 2007 | 4 | 1 |
| 2008 | 3 | 9 |
| 2009 | 4 | 14 |
| 2010 | 4 | 9 |
| 2011 | 5 | 8 |
| 2012 | 7 | 16 |
| 2013 | 12 | 12 |
| 2014 | 18 | 10 |
| 2015 | 19 | 8 |
| 2016 | 10 | 23 |
| 2017 | 14 | 15 |
| 2018 | 13 | 10 |
| 2019 | 12 | 15 |
| 2020 | 9 | 8 |
| 2021 | 8 | 12 |
| 2022 | 9 | 8 |
| 2023 | 11 | 17 |
| 2024 | 7 | 15 |
| 2025 | 20 | 9 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aircraft landing gear torque link assembly26 May 2026US 12,637,205 B2Safran Landing Systems UK LTD
- Aircraft having a pivoting landing gear provided with a pivot locking system and a monitoring system19 May 2026US 12,630,286 B1Airbus Helicopters
- Non-coupled landing gear apparatus and methods of use21 Apr 2026US 12,606,298 B2JetZero, Inc.
- System and method to minimize an aircraft ground turn radius7 Apr 2026US 12,595,045 B2Electra Aero, Inc.
- Landing gear for aircraft7 Apr 2026US 12,595,046 B2Sumitomo Precision Products Co., Ltd.
- Systems and methods for electric-powered flight vehicles27 Aug 2026US 2026/0249984 A1
- Aircraft control system30 Jul 2026US 2026/0217366 A1Safran Landing Systems UK LTD
- Aircraft having a pivoting landing gear provided with a pivot locking system and a monitoring system21 May 2026US 2026/0138736 A1Airbus Helicopters
- Nose Landing Gear Assembly Steering Feedback System30 Apr 2026US 2026/0116532 A1Goodrich Corporation
- Aircraft ground coordinated turning system and sliding mode control method and system thereof26 Mar 2026US 2026/0087933 A1Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences
Most cited
By later US patents
- Powered nose aircraft wheel system115US 7,445,178 B2The Boeing Company · 2008
- Landing gear assembly for airplane45US 5,482,228 AHonda Giken Kogyo Kabushiki Kaisha · 1996
- Landing gear method and apparatus for braking and maneuvering43US 7,226,018 B2Delos Aerospace, LLC · 2007
- Nosewheel control apparatus41US 7,975,960 B2Borealis Technical Limited · 2011
- Method, system, and computer program product for controlling maneuverable wheels on a vehicle40US 6,722,610 B1The Boeing Company · 2004