B64C 25/60
Oleo legs
B64C25/60 (Oleo legs) appears on 343 US grants and 312 published applications in this corpus.
Search patents in B64C- Granted patents
- 343
- Published applications
- 312
- Assignees
- 85
- Inventors
- 394
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 3 |
| 2006 | 1 | 2 |
| 2007 | 2 | 6 |
| 2008 | 3 | 5 |
| 2009 | 1 | 4 |
| 2010 | 2 | 6 |
| 2011 | 3 | 3 |
| 2012 | 5 | 9 |
| 2013 | 11 | 3 |
| 2014 | 3 | 5 |
| 2015 | 3 | 13 |
| 2016 | 10 | 23 |
| 2017 | 16 | 21 |
| 2018 | 20 | 28 |
| 2019 | 21 | 42 |
| 2020 | 31 | 28 |
| 2021 | 30 | 25 |
| 2022 | 36 | 20 |
| 2023 | 22 | 20 |
| 2024 | 16 | 24 |
| 2025 | 27 | 10 |
| 2026 | 15 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metering needle for oleo-pneumatic-type shock absorber29 Sep 2026US 12,747,768 B2Safran Landing Systems
- Reduction of geometric stress concentration of landing gear shock absorber bearing seal grooves8 Sep 2026US 12,729,743 B1Safran Landing Systems Canada Inc.
- Apparatus for delivering torque struts to and removing torque struts from an aircraft landing gear1 Sep 2026US 12,722,803 B2The United States of America as represented by the Secretary of the Air Force
- Method for manufacturing a diaphragm holder for an oleo-pneumatic shock absorber25 Aug 2026US 12,715,575 B2Safran
- Landing gear system, weight on wheels system and method for landing or taking-off11 Aug 2026US 12,703,504 B2Pipistrel d.o.o.
- Stable apparatus for delivering torque struts to and removing torque struts from an aircraft landing gear8 Oct 2026US 2026/0307819 A1Government of the United States as Represented by the Secretary of the Air Force
- Landing gear assemblies, rotorcraft and rotorcraft methods6 Aug 2026US 2026/0225711 A1The Boeing Company
- Onboard weight and balance detection system for an aircraft6 Aug 2026US 2026/0227229 A1The Boeing Company
- Landing gear system25 Jun 2026US 2026/0175970 A1Beta Air, LLC
- Method, apparatus, and system for use in determining aircraft weight to further dynamically test and improve the accuracy of the determined aircraft weight4 Jun 2026US 2026/0155050 A1
Most cited
By later US patents
- Contractable shock absorber strut98US 4,291,850 ALockheed Corporation · 1981
- Thermally efficient shock absorber76US 4,529,180 AMenasco Inc. · 1985
- Shock strut with managed damping and force characteristics69US 6,120,009 AThe Boeing Company · 2000
- Structural supports and aircraft landing gears including such supports53US 4,537,374 ASociete Nationale Industrielle Aerospatiale · 1985
- Oleopneumatic suspension with variable throttle orifices, especially for aircraft landing gear50US 4,405,119 AMessier-Hispano-Bugatti · 1983