B64C 11/02
Hub construction
B64C11/02 (Hub construction) appears on 662 US grants and 686 published applications in this corpus.
Search patents in B64C- Granted patents
- 662
- Published applications
- 686
- Assignees
- 178
- Inventors
- 1,078
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 11 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 6 | 3 |
| 2003 | 1 | 0 |
| 2004 | 2 | 3 |
| 2005 | 2 | 2 |
| 2006 | 0 | 4 |
| 2007 | 4 | 4 |
| 2008 | 1 | 2 |
| 2009 | 3 | 6 |
| 2010 | 1 | 10 |
| 2011 | 2 | 11 |
| 2012 | 11 | 18 |
| 2013 | 4 | 18 |
| 2014 | 17 | 24 |
| 2015 | 17 | 20 |
| 2016 | 21 | 39 |
| 2017 | 23 | 48 |
| 2018 | 32 | 51 |
| 2019 | 62 | 63 |
| 2020 | 69 | 46 |
| 2021 | 51 | 53 |
| 2022 | 47 | 42 |
| 2023 | 59 | 52 |
| 2024 | 66 | 63 |
| 2025 | 65 | 40 |
| 2026 | 32 | 64 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Propulsor assembly with teeter mechanism6 Oct 2026US 12,752,908 B2Beta Air, LLC
- Energy recovery system and method for an aircraft6 Oct 2026US 12,752,925 B2Airbus Operations S.L.U.
- Nose cone with air scoop for open rotor propulsion system29 Sep 2026US 12,747,694 B2Rtx Corporation
- Systems and methods for tilt propellers with tilt actuator gearbox and integrated inverter18 Aug 2026US 12,709,379 B2Archer Aviation Inc.
- Adjusting pitch for airfoils of an aircraft propulsion system30 Jun 2026US 12,668,354 B2Rtx Corporation
- Variable-pitch assembly for a turbomachine fan8 Oct 2026US 2026/0307778 A1Safran Aircraft Engines
- Propeller and method for safely releasing a ruptured blade8 Oct 2026US 2026/0307779 A1Airbus Operations S.L.U.
- Variable toroidal propeller1 Oct 2026US 2026/0296613 A1Alpraaz AB
- Systems and methods for rotor assemblies and manufacturing thereof1 Oct 2026US 2026/0296634 A1Archer Aviation Inc.
- Drag Reducing Spinner for High Speed Stop Fold Rotor24 Sep 2026US 2026/0285481 A1Textron Innovations Inc.
Most cited
By later US patents
- Immersed core flow inlet between rotor blade and stator vane for an unducted fan gas turbine70US 10,399,664 B2General Electric Company · 2019
- Aircraft with a fuselage substantially designed as an aerodynamic lifting body68US 6,286,783 B12001
- Control system for blades for a variable pitch propeller63US 6,077,040 AUnited Technologies Corporation · 2000
- Spinner ducted exhaust for pusher turboprop engines48US 4,892,269 AAllied-Signal Inc. · 1990
- One piece spinner47US 6,416,280 B1General Electric Company · 2002