B64D 27/35
Arrangements for on-board electric energy production, distribution, recovery or storage
B64D27/35 (Arrangements for on-board electric energy production, distribution, recovery or storage) appears on 961 US grants and 1,445 published applications in this corpus.
Search patents in B64D- Granted patents
- 961
- Published applications
- 1,445
- Assignees
- 301
- Inventors
- 2,015
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 3 | 4 |
| 2004 | 0 | 4 |
| 2005 | 1 | 5 |
| 2006 | 3 | 1 |
| 2007 | 2 | 0 |
| 2008 | 1 | 8 |
| 2009 | 5 | 4 |
| 2010 | 2 | 3 |
| 2011 | 2 | 3 |
| 2012 | 1 | 5 |
| 2013 | 4 | 13 |
| 2014 | 4 | 12 |
| 2015 | 13 | 17 |
| 2016 | 14 | 41 |
| 2017 | 20 | 29 |
| 2018 | 25 | 58 |
| 2019 | 28 | 61 |
| 2020 | 63 | 77 |
| 2021 | 52 | 100 |
| 2022 | 76 | 187 |
| 2023 | 158 | 224 |
| 2024 | 173 | 217 |
| 2025 | 181 | 181 |
| 2026 | 117 | 190 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Power conversion system and flight vehicle6 Oct 2026US 12,752,924 B2Hitachi, Ltd.
- Energy recovery system and method for an aircraft6 Oct 2026US 12,752,925 B2Airbus Operations S.L.U.
- Propulsion system thermal management with propulsor fluid flow and ram fluid flow29 Sep 2026US 12,747,027 B2Vertical Aerospace Group Limited
- Anti-stall system with a fuel cell22 Sep 2026US 12,742,425 B2General Electric Company
- Energy conversion arrangement, energy system and aircraft comprising same8 Sep 2026US 12,729,005 B2Airbus Operations GmbH
- Battery energy and power indicator system8 Oct 2026US 2026/0307533 A1Beta Air, LLC
- 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
- Wall element, especially for a safe chamber, as well as a safe chamber, an aircraft component and an aircraft equipped therewith8 Oct 2026US 2026/0307817 A1
- Systems and methods for rotor assemblies and manufacturing thereof1 Oct 2026US 2026/0296634 A1Archer Aviation Inc.
- Flying object1 Oct 2026US 2026/0296641 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Personal hoverplane with four tiltmotors216US 6,655,631 B22003
- Aerodynamically efficient lightweight vertical take-off and landing aircraft with pivoting rotors and stowing rotor blades170US 9,694,911 B2Joby Aviation, Inc. · 2017
- Method and system for supporting an airborne vehicle in space129US 5,074,489 A1991
- High altitude, long duration surveillance system78US 5,518,205 ARockwell International Corporation · 1996
- Aircraft propulsion system using air liquefaction and storage72US 5,106,035 AAurora Flight Sciences Corporation · 1992