B64D 27/33
Hybrid electric aircraft
B64D27/33 (Hybrid electric aircraft) appears on 950 US grants and 1,307 published applications in this corpus.
Search patents in B64D- Granted patents
- 950
- Published applications
- 1,307
- Assignees
- 225
- Inventors
- 1,588
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 4 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 6 |
| 2009 | 7 | 6 |
| 2010 | 0 | 11 |
| 2011 | 1 | 7 |
| 2012 | 7 | 4 |
| 2013 | 2 | 11 |
| 2014 | 10 | 18 |
| 2015 | 12 | 13 |
| 2016 | 9 | 32 |
| 2017 | 14 | 34 |
| 2018 | 26 | 88 |
| 2019 | 51 | 68 |
| 2020 | 69 | 154 |
| 2021 | 74 | 138 |
| 2022 | 93 | 153 |
| 2023 | 145 | 158 |
| 2024 | 145 | 128 |
| 2025 | 157 | 138 |
| 2026 | 120 | 130 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multicore hybrid-electric powertrain controller6 Oct 2026US 12,752,769 B2Pratt & Whitney Canada Corp.
- Air system for aircraft propulsion system electric machine29 Sep 2026US 12,747,026 B2Rtx Corporation
- Airframe-integrated water injection storage system and methods of using29 Sep 2026US 12,747,692 B1Rtx Corporation
- Anti-stall system with a fuel cell22 Sep 2026US 12,742,425 B2General Electric Company
- Aircraft propulsion system with hybrid-electric powerplant15 Sep 2026US 12,735,190 B1Rtx Corporation
- Method and device for assisting the piloting of an aircraft comprising a hybrid power plant for indicating by haptic feedback an amount of electrical energy of an electrical energy source8 Oct 2026US 2026/0307784 A1Airbus Helicopters
- Aircraft hybrid electric propulsion system8 Oct 2026US 2026/0307813 A1Pratt & Whitney Canada Corp.
- Propulsion and electrical system for an aircraft including a fuel cell and a turbine engine1 Oct 2026US 2026/0296655 A1GE AVIO S.r.I.
- Control device, moving object, control method, and storage medium1 Oct 2026US 2026/0296662 A1Honda Motor Co., Ltd.
- Concentric differential combining gearbox integrated with electric motor drive1 Oct 2026US 2026/0298147 A1GE Avio S. r. l.
Most cited
By later US patents
- Vertical take-off and landing aircraft149US 6,293,491 B12001
- Purebred and hybrid electric VTOL tilt rotor aircraft116US 8,469,306 B22013
- Aircraft propulsion system98US 7,555,893 B2Japan Aerospace Exploration Agency · 2009
- Aircraft and method for operating an aircraft88US 6,254,032 B12001
- Airplane powered by vehicular motor85US 4,605,185 A1986