B64C 2230/16
Boundary layer controls: by blowing other fluids over the surface than air
Official title: by blowing other fluids over the surface than air, e.g. He, H, O2 or exhaust gases
B64C2230/16 (Boundary layer controls: by blowing other fluids over the surface than air) appears on 95 US grants and 48 published applications in this corpus.
Search patents in B64C- Granted patents
- 95
- Published applications
- 48
- Assignees
- 35
- Inventors
- 108
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 6 | 2 |
| 2003 | 3 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 2 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 3 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 3 | 2 |
| 2016 | 0 | 1 |
| 2017 | 4 | 5 |
| 2018 | 0 | 2 |
| 2019 | 3 | 5 |
| 2020 | 3 | 3 |
| 2021 | 15 | 9 |
| 2022 | 4 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 5 |
| 2025 | 4 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluidic propulsive system and thrust and lift generator for aerial vehicles4 Aug 2026US 12,698,089 B2Jetoptera, Inc.
- Ejector and airfoil configurations3 Mar 2026US 12,565,327 B2Jetoptera, Inc.
- Fluidic propulsive system10 Feb 2026US 12,545,423 B2Jetoptera, Inc.
- Device to reduce turbulent flow skin friction using carbon dioxide, riblets, and suction holes9 Dec 2025US 12,492,717 B1
- Aerial vehicle fluid control system with multi-way flow regulator27 May 2025US 12,312,071 B2Rtx Corporation
- Fluidic propulsive system21 May 2026US 2026/0138751 A1Jetoptera, Inc.
- Device to reduce turbulent flow skin friction using carbon dioxide, riblets, and suction holes26 Feb 2026US 2026/0055785 A1
- A device to reduce turbulent flow skin friction using carbon dioxide, riblets, and suction holes11 Dec 2025US 2025/0376998 A1
- Aerial vehicle fluid control system with multi-way flow regulator11 Sep 2025US 2025/0282473 A1Rtx Corporation
- Fluidic propulsive system and thrust and lift generator for aerial vehicles4 Sep 2025US 2025/0276801 A1Jetoptera, Inc.
Most cited
By later US patents
- Synthetic jet actuator and applications thereof162US 5,758,823 AGeorgia Tech Research Corporation · 1998
- Synthetic jet actuators for cooling heated bodies and environments132US 6,123,145 AGeorgia Tech Research Corporation · 2000
- Micromachined synthetic jet actuators and applications thereof91US 6,457,654 B1Georgia Tech Research Corporation · 2002
- Synthetic jet actuators for modifiying the direction of fluid flows89US 5,988,522 AGeorgia Tech Research Corporation · 1999
- Combined acoustic and anti-ice engine inlet liner78US 5,841,079 ANorthrop Grumman Corporation · 1998