B64D 2033/0226
Comprising boundary layer control means
Official title: {comprising boundary layer control means}
B64D2033/0226 (Comprising boundary layer control means) appears on 214 US grants and 209 published applications in this corpus.
Search patents in B64D- Granted patents
- 214
- Published applications
- 209
- Assignees
- 70
- Inventors
- 378
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 3 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 11 |
| 2009 | 2 | 9 |
| 2010 | 6 | 9 |
| 2011 | 4 | 6 |
| 2012 | 6 | 3 |
| 2013 | 10 | 4 |
| 2014 | 9 | 6 |
| 2015 | 6 | 8 |
| 2016 | 1 | 20 |
| 2017 | 10 | 22 |
| 2018 | 20 | 24 |
| 2019 | 18 | 14 |
| 2020 | 12 | 16 |
| 2021 | 12 | 12 |
| 2022 | 15 | 8 |
| 2023 | 11 | 3 |
| 2024 | 12 | 13 |
| 2025 | 10 | 7 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Engine nacelle inlet having a roughened turbulator surface1 Sep 2026US 12,722,792 B2The Boeing Company
- Nose cone with actuated debris deflection flow21 Jul 2026US 12,687,127 B1Rtx Corporation
- System for providing a favorable environment for propulsion system of a blended wing body aircraft and a method of manufacturing23 Jun 2026US 12,662,232 B2JetZero, Inc.
- Aircraft structure having an improved inlet opening for engine air19 May 2026US 12,630,287 B2Airbus Defence and Space GmbH
- Drag recovery scheme using boundary layer ingestion31 Mar 2026US 12,590,558 B2JetZero, Inc.
- Machine and process to reduce mass flow loss in supersonic flow10 Sep 2026US 2026/0264868 A1The Boeing Company
- Drag recovery scheme using boundary layer ingestion16 Jul 2026US 2026/0201834 A1JetZero, Inc.
- Blended wing aircraft with boundary layer ingestion features and body/engine shielding features9 Jul 2026US 2026/0192931 A1General Electric Company
- Apparatus for ingesting boundary layer flow for an aircraft21 May 2026US 2026/0138733 A1JetZero, Inc.
- Streamline airframe with boundary ingestion fluidic propulsive elements12 Feb 2026US 2026/0042533 A1Jetoptera, Inc.
Most cited
By later US patents
- Reduction of turbomachinery noise149US 6,004,095 AMassachusetts Institute of Technology · 1999
- Aircraft gas turbine engine bleed air energy recovery apparatus119US 5,137,230 AGeneral Electric Company · 1992
- Combined acoustic and anti-ice engine inlet liner78US 5,841,079 ANorthrop Grumman Corporation · 1998
- Turbofan duct with noise suppression and boundary layer control73US 4,749,150 ARohr Industries, Inc. · 1988
- Aerodynamic low drag structure65US 5,743,488 AShort Brothers PLC · 1998