B64D 2013/0618
With arrangements for reducing or managing bleed air, using another air source
Official title: {with arrangements for reducing or managing bleed air, using another air source, e.g. ram air}
B64D2013/0618 (With arrangements for reducing or managing bleed air, using another air source) appears on 507 US grants and 628 published applications in this corpus.
Search patents in B64D- Granted patents
- 507
- Published applications
- 628
- Assignees
- 87
- Inventors
- 756
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 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 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 2 | 3 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 2 | 3 |
| 2008 | 3 | 4 |
| 2009 | 1 | 9 |
| 2010 | 2 | 9 |
| 2011 | 5 | 8 |
| 2012 | 7 | 8 |
| 2013 | 8 | 14 |
| 2014 | 8 | 19 |
| 2015 | 14 | 28 |
| 2016 | 13 | 46 |
| 2017 | 24 | 63 |
| 2018 | 35 | 62 |
| 2019 | 52 | 66 |
| 2020 | 70 | 57 |
| 2021 | 54 | 47 |
| 2022 | 52 | 49 |
| 2023 | 44 | 40 |
| 2024 | 47 | 42 |
| 2025 | 35 | 31 |
| 2026 | 24 | 16 |
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
- Energy flow of an advanced environmental control system1 Sep 2026US 12,722,784 B2Hamilton Sundstrand Corporation
- Aircraft system with heat exchanger for environmental control system11 Aug 2026US 12,703,499 B1Rtx Corporation
- Emergency power generation system for an aircraft28 Jul 2026US 12,692,012 B2Airbus Operations S.L.U.
- Motor integrated auxiliary bearings for aircraft machines28 Jul 2026US 12,693,047 B2Hamilton Sundstrand Corporation
- Aircraft air system with boost compressor(s)13 Aug 2026US 2026/0233843 A1Rtx Corporation
- Fueldraulic heat management system30 Jul 2026US 2026/0218659 A1ROLLS-ROYCE plc
- Blower compressor assembly30 Apr 2026US 2026/0117668 A1ROLLS-ROYCE plc
- Series turbine simple cycle with integrated flow multiplier16 Apr 2026US 2026/0103285 A1Hamilton Sundstrand Corporation
- Cabin Air Compressor Failure Alert System2 Apr 2026US 2026/0091884 A1United Airlines, Inc.
Most cited
By later US patents
- High efficiency environmental control systems and methods145US 5,967,461 AMcDonnell Douglas Corporation · 1999
- Aircraft air conditioning systems and methods88US 9,669,936 B1The Boeing Company · 2017
- Environmental control system supply precooler bypass86US 8,397,487 B2General Electric Company · 2013
- Bleed air systems for use with aircrafts and related methods59US 8,967,528 B2The Boeing Company · 2015
- Environmental control system for aircraft with improved efficiency57US 4,312,191 ASundstrand Corporation · 1982