B64D 2013/0644
Including electric motors or generators
Official title: {including electric motors or generators}
B64D2013/0644 (Including electric motors or generators) appears on 247 US grants and 283 published applications in this corpus.
Search patents in B64D- Granted patents
- 247
- Published applications
- 283
- Assignees
- 75
- Inventors
- 422
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 2 |
| 2003 | 7 | 5 |
| 2004 | 3 | 6 |
| 2005 | 3 | 1 |
| 2006 | 1 | 5 |
| 2007 | 5 | 7 |
| 2008 | 2 | 6 |
| 2009 | 3 | 7 |
| 2010 | 1 | 4 |
| 2011 | 8 | 3 |
| 2012 | 1 | 3 |
| 2013 | 4 | 10 |
| 2014 | 6 | 7 |
| 2015 | 10 | 12 |
| 2016 | 5 | 20 |
| 2017 | 9 | 24 |
| 2018 | 16 | 20 |
| 2019 | 21 | 17 |
| 2020 | 22 | 11 |
| 2021 | 11 | 18 |
| 2022 | 13 | 15 |
| 2023 | 11 | 25 |
| 2024 | 23 | 26 |
| 2025 | 25 | 21 |
| 2026 | 11 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus for controlling temperature and pressure of aircraft29 Sep 2026US 12,747,023 B2Hyundai Motor Company
- Cabin air compressor bypass for surge avoidance2 Jun 2026US 12,643,667 B2Hamilton Sundstrand Corporation
- Cabin air compressor bypass for surge avoidance26 May 2026US 12,638,223 B2Hamilton Sundstrand Corporation
- Compressed air supply system of aircraft21 Apr 2026US 12,606,310 B2Kawasaki Jukogyo Kabushiki Kaisha
- Environmental control system with liquid hydrogen fuel vaporization for a hydrogen fuel cell24 Mar 2026US 12,583,614 B2Hamilton Sundstrand Corporation
- Aircraft air system with boost compressor(s)13 Aug 2026US 2026/0233843 A1Rtx Corporation
- Ram air turbine fixed within aircraft with energy recovery from vented cabin air9 Apr 2026US 2026/0098479 A1Hamilton Sundstrand Corporation
- Environmental control system with cabin vent-air cooled heat exchanger and water vapor cogeneration26 Mar 2026US 2026/0084823 A1Hamilton Sundstrand Corporation
- Aircraft capable of hovering and relative control method19 Feb 2026US 2026/0048838 A1Leonardo S.P.A.
- Environmental control system utilizing integrated vapor compression system and three-wheel air cycle machine12 Feb 2026US 2026/0042539 A1Hamilton Sundstrand Corporation
Most cited
By later US patents
- High efficiency environmental control systems and methods145US 5,967,461 AMcDonnell Douglas Corporation · 1999
- Thermal and secondary flow management of electrically driven compressors111US 7,633,193 B2Honeywell International Inc. · 2009
- Fuel conserving air-conditioning apparatus and method for aircraft103US 4,263,786 AThe Boeing Company · 1981
- ESC energy recovery system for fuel-efficient aircraft103US 4,419,926 ALockheed Corporation · 1983
- Electric air conditioning system for an aircraft94US 6,526,775 B1The Boeing Company · 2003