B64D 35/022
Of hybrid-electric type
Official title: of hybrid-electric type
B64D35/022 (Of hybrid-electric type) appears on 510 US grants and 637 published applications in this corpus.
Search patents in B64D- Granted patents
- 510
- Published applications
- 637
- Assignees
- 140
- Inventors
- 892
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 3 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 0 | 2 |
| 2014 | 3 | 13 |
| 2015 | 7 | 10 |
| 2016 | 11 | 18 |
| 2017 | 10 | 30 |
| 2018 | 19 | 54 |
| 2019 | 38 | 47 |
| 2020 | 41 | 86 |
| 2021 | 55 | 58 |
| 2022 | 43 | 75 |
| 2023 | 77 | 70 |
| 2024 | 80 | 69 |
| 2025 | 71 | 47 |
| 2026 | 49 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Clutch assembly for a hybrid-electric aircraft propulsion system29 Sep 2026US 12,747,028 B1Pratt & Whitney Canada Corp.
- Aircraft powerplant with multi-circuit heat exchanger1 Sep 2026US 12,723,544 B1Rtx Corporation
- Electrical energy system for barring rotor25 Aug 2026US 12,715,597 B2Rolls-Royce North American Technologies Inc.
- Independent mitigation for isolation of electric motor25 Aug 2026US 12,719,398 B2Pratt & Whitney Canada Corp.
- Hybrid aircraft power plant and method of operation18 Aug 2026US 12,709,399 B2Pratt & Whitney Canada Corp.
- Hybrid propulsion system cockpit interface8 Oct 2026US 2026/0310252 A1Rolls-Royce Deutschland Ltd & Co KG
- Control assembly for aircraft propulsion systems24 Sep 2026US 2026/0285492 A1Pratt & Whitney Canada Corp.
- Hybrid-electric drivetrain for an aircraft propulsion system24 Sep 2026US 2026/0285496 A1Pratt & Whitney Canada Corp.
- Electrical assembly for a hybrid-electric aircraft propulsion system24 Sep 2026US 2026/0285497 A1Rtx Corporation
- Hybrid-electric propulsion system equipped with a coupler for switching between modes of operation17 Sep 2026US 2026/0275941 A1General Electric Company
Most cited
By later US patents
- Vertical take-off and landing aircraft149US 6,293,491 B12001
- On-board redundant power system for unmanned aerial vehicles142US 9,376,208 B1Amazon Technologies, Inc. · 2016
- Marine hulls and drives97US 7,984,684 B22011
- Airplane powered by vehicular motor85US 4,605,185 A1986
- Fuel cell powered electric aircraft59US 6,568,633 B22003