B64C 11/08
For non-adjustable blades
Official title: for non-adjustable blades
B64C11/08 (For non-adjustable blades) appears on 57 US grants and 64 published applications in this corpus.
Search patents in B64C- Granted patents
- 57
- Published applications
- 64
- Assignees
- 35
- Inventors
- 109
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 3 |
| 2015 | 2 | 1 |
| 2016 | 2 | 3 |
| 2017 | 3 | 4 |
| 2018 | 3 | 5 |
| 2019 | 4 | 7 |
| 2020 | 6 | 9 |
| 2021 | 7 | 7 |
| 2022 | 6 | 5 |
| 2023 | 5 | 4 |
| 2024 | 5 | 6 |
| 2025 | 8 | 4 |
| 2026 | 3 | 4 |
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
- Propeller blade configuration27 Jan 2026US 12,534,194 B1Wisk Aero LLC
- Electric vertical take-off and landing aircraft13 Jan 2026US 12,522,345 B2Joby Aero, Inc.
- Electric vertical take-off and landing aircraft16 Dec 2025US 12,497,157 B2Joby Aero, Inc.
- Open rotor with fixed guide vane/stator9 Dec 2025US 12,492,711 B1Rtx Corporation
- Rotor hub for propeller-driven aircraft, and assembly comprising such a rotor hub10 Sep 2026US 2026/0264841 A1Maxon International AG
- Electric Vertical Take-Off And Landing Aircraft11 Jun 2026US 2026/0159223 A1Joby Aero, Inc.
- VTOL Aircraft12 Feb 2026US 2026/0042536 A1Joby Aero, Inc.
- Propulsor Fan15 Jan 2026US 2026/0015986 A1Whisper Aero Inc.
- Vtol propeller adapter and method20 Nov 2025US 2025/0353621 A1AeroVironment, Inc.
Most cited
By later US patents
- Impact resistant propeller system, fast response electric propulsion system and lightweight vertical take-off and landing aircraft using same36US 10,046,855 B2Joby Aero, Inc. · 2018
- Composite fan blade31US 5,240,377 AWilliams International Corporation · 1993
- VTOL aircraft22US 10,988,248 B2Joby Aero, Inc. · 2021
- Geared turbofan engine17US 11,199,196 B2ROLLS-ROYCE plc · 2021
- Thrust allocation for aerial vehicle15US 10,513,341 B2Wing Aviation LLC · 2019