B64D 27/351
Using energy recovery
Official title: using energy recovery
B64D27/351 (Using energy recovery) appears on 29 US grants and 42 published applications in this corpus.
Search patents in B64D- Granted patents
- 29
- Published applications
- 42
- Assignees
- 30
- Inventors
- 92
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 1 | 5 |
| 2022 | 1 | 5 |
| 2023 | 7 | 6 |
| 2024 | 6 | 6 |
| 2025 | 6 | 8 |
| 2026 | 4 | 6 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Energy recovery system and method for an aircraft6 Oct 2026US 12,752,925 B2Airbus Operations S.L.U.
- Regenerative high lift magnetic clutch and brake generator for electric aircraft12 May 2026US 12,623,772 B2Hamilton Sundstrand Corporation
- Mobile engine-generator vehicle28 Apr 2026US 12,612,198 B2LiquidPiston, Inc.
- Controlling hybrid-electric or all-electric powertrains and propulsion systems21 Apr 2026US 12,606,314 B2GE Avio S. r. l.
- Aeronautical propulsion system having electric fans23 Dec 2025US 12,503,219 B2General Electric Company
- Systems and methods for electric-powered flight vehicles27 Aug 2026US 2026/0249984 A1
- Control device, electrical power supply system, aircraft, control method, and storage medium25 Jun 2026US 2026/0175988 A1Honda Motor Co., Ltd.
- Thermophotovoltaic assembly for an aircraft propulsion system21 May 2026US 2026/0139622 A1Rtx Corporation
- Aircraft having reverse thrust capabilities9 Apr 2026US 2026/0097846 A1Beta Air, LLC
- Aeronautical propulsion system having electric fans26 Mar 2026US 2026/0084806 A1General Electric Company
Most cited
By later US patents
- Energy cell regenerative system for electrically powered aircraft43US 9,643,729 B2ElectronAir LLC · 2017
- Aircraft propulsion system with intermittent combustion engine and electric transmission system and method for operating the same8US 11,827,370 B1Pratt & Whitney Canada Corp. · 2023
- Electrified aircraft and method of controlling regenerative electric power of electrified aircraft6US 10,377,500 B2Japan Aerospace Exploration Agency · 2019
- Mechanical disconnects for parallel power lanes in hybrid electric propulsion systems6US 11,732,639 B2Pratt & Whitney Canada Corp. · 2023
- Drag recovery scheme for nacelles5US 11,926,410 B2JetZero, Inc. · 2024